Articles by Dev To from July 2019

My favorite icebreaker question is "What's your favorite question to be asked?" because it really sparks relationships and further questions! So, what's yours?...

An Improvised StoryIf you'll indulge me for a minute, I'd like to start with a personal story. I swear this is going somewhere :).I'm visually impaired, and one thing I sometimes worry about is ...

What is CSS Grid?CSS Grid is a technique in CSS that allows developers to create responsive web design layouts more easily and consistently across browsers. With CSS Grid, we can transform our e...

Cover image from CreateHER Stock Photos. The following is an excerpt from the book Your First Year in Code, written by the DEV Community! Read the full chapter (and many others with even more sage tip...

AssemblyScript is a TypeScript to Web Assembly compiler. It's currently maturing at a very fast rate, but like all projects, it requires a lot of hard work and dedication to become better. The call of...

This is a series I try to keep up with, Ive gathered so many tricks over the years. If youve liked this or want to see more, Im @lakatos88 on Twitter, follow me there!This is the fifth post in a serie...

Do you... Go for lunch Get some fresh air Question your ability to code Panic Just sh...

If you've never coded before but are interested in learning some of the basics, I have a few resources for you. I've provided a small number of introductory links as well as a few more thorough course...

This was originally published at TylerMcGinnis.com and is part of our React Hooks course. If you enjoy this post, check it out.The first thing you should do whenever you're about to learn something ne...

Espaol? Puedes encontrar la versin traducida de este artculo aqu: T, yo, y package.jsonIf you have worked in a Node.js or client-side JavaScript project, there is a pretty good chance that you have se...

It's 11 PM.You've finally put the finishing touches on your next masterpiece article on dev.to. You can't wait to share it with the world and start collecting those and .You move your cursor to that ...

Cover image by Sean Kirkpatrick on Flickr Identifying key API metricsEach team needs to track different KPIs when it comes to APIs.The API metrics important to infrastructure teams will be differ...

In the past we could clone a client application and then launch it in our browser or mobile simulator. Today we can clone and deploy full stack applications by leveraging a new paradigm of infrastruct...

On The Bleeding EdgeHi all I'm in a long distance relationship, and this means that every few weeks I'm on a plane to England. Everytime I'm on that plane, I think about how nice it'd be to read...

"How do you get so much done?" This is a question I receive several times a week. And up until today my answer was always the same: "I'm struggling to keep my head above water."I have an absurd amount...

CSS knows several measurement units. The best known unit is pixels, but there are other units that are not that popular but very handy in some uses cases.This article covers relative units, absolute u...

Throughout my time in bootcamp, the learning environment was built off of tests, meaning that I learned by running tests, seeing my errors, and going about debugging the code to learn what works and w...

Starting your first developer position can be daunting. Even after a few years, switching companies can be stressful. Here are a few tips to make transitioning into a new team easier, especially focus...

Getting started in your DevOps journey requires the fundamentals. In this video I'll help you get some of the fundamentals of using Azure Resource Manager Templates.Let's first go over some terminolo...

Hi! I'm Helen, one of your friendly mods looking after the #sql and #database tags. At the end of each month, I'll be showcasing some of the great posts, projects and insights from the data community...

IntroductionAlong with tracing and logging, monitoring and alerting are essential components of a Kubernetes observability stack. Setting up monitoring for your DigitalOcean Kubernetes cluster a...

Every Monday we round up the previous week's top posts based on traffic, engagement, and a hint of editorial curation. The typical week starts on Monday and ends on Sunday, but don't worry, we take in...

As a junior developer i work mainly with C# and JS for the first i use Visual Studio but for JS i've been struggling to decide which one is best for me. So if its possible i'd like to hear from you wh...

Header image by Chris Leggat on Unsplash.Another day, another heated discussion about how static typing in JavaScript is both the single greatest thing since sliced bread and the worst thing to have h...

If youve ever travelled internationally, youve probably asked yourself: do I buy an expensive roaming data plan, do I jump from one free wifi hotspot to the next, or do I throw caution to the wind and...

We're going to take a bit of a sidestep this week.I was planning on converting a Docker-Compose project into a Kubernetes one, but I had a small project pop up this week. That project involved me sett...

Our community is wonderful in that anyone's voice can rise and help someone with a coding problem. We've elevated a lot of developers right here on DEV.But we are also a place where existing industry ...

Documentation is one of those things that every developer will praise in a conversation while probably not doing enough of it, if any. Weve all heard a million reasons why documentation is good. It he...

Everyone loves cats, right? They are adorable fluffy little beings that enjoy smashing things and not obeying anyone. Well, in this series we'll make an assumption that suddenly they will listen to al...

You've been hacking away at a project when you realize: "I haven't committed in an hour." Or, perhaps worse still: "my unstaged changes represent multiple units of work"-- whether those units are fea...

Swallowing The Pill Some BackgroundC++ is my self-learning white whale. I've tried many times over the years to make it a bit further though one of the big Stroustrup bibles, but inevitabl...

GitHub announced a test version of the Sponsors tool. It will allow financial support for developers, according to the project website.Any user with an account on GitHub can become a sponsor. In the f...

While refactoring an application recently I was thinking about its build pipelines and the tools available to modern app dev teams. Docker was heralded as the world savor (like every new tech is, but ...

Recently I was introduced to Reacts' createPortal API, which was nothing short of amazing.Let me share my experiences with it!Being a professional Ember developer, my love towards React has never fade...

Recently I was introduced to Reacts' createPortal API, which was nothing short of amazing.Let me share my experiences with it!Being a professional Ember developer, my love towards React has never fade...

Recently I was introduced to Reacts' createPortal API, which was nothing short of amazing.Let me share my experiences with it!Being a professional Ember developer, my love towards React has never fade...

One can say that copying is a higher form of appreciation. And here I am implementing styled-components "pattern" for the third time:css-modules-componentsunstyled-componentsreact-treat-styledThis tim...

Svelte is getting popular nowadays, as it provides a small bundle size. But svelte is not popular as compare to react as the jobs posting favor mostly react. Moreover, Gatsby and Next.js are built ove...

This is the first post in the More than "Hello World" in Docker series. Build Rails + Sidekiq web apps in Docker - we are hereDeploy Rails in Amazon ECS - coming soonAutomate Builds with AWS CodeBuild...

The Borrow Checker IntroductionSo I've been playing around with Rust for maybe 12 months now on and off and one of the things I've learned is I love Rust. Whether I can even justify Rust as...

The year 2018 brought a lot of new features into the React Ecosystem. The addition of these features is helping developers to focus more on user experience rather than spending time writing code logic...

Follow me on Twitter, happy to take your suggestions on topics or improvements /ChrisValidation of data is an interesting topic, we tend to write code that looks really horrible in the sense that it c...

I think that TypeScript is a waste of time.However, with the level of support TypeScript has, I know I'm bound to ruffle a few typed feathers here, but all I ask is that you hear me out.I'm going to p...

Welcome to the inaugural post of "All About Apache Cassandra", a new series of posts I'll be writing about Apache Cassandra exclusively on dev.to! The concept of a "Snapshot"In computing, a snaps...

Yo! I made an intro video to Boost Your Coding Fu with VSCode and Vim. Hope you like it!! :D...

One of the reasons I've been so drawn to DEV.to over other platforms is the super encouraging and helpful community that gathers here. Initially I felt like it was going to be more a place where I sat...

Here's something you may never have to see in your lifetime:This is not something new to me and many others. In fact these sort of discriminations have happened to me so much that I'm very sad t...

Originally published on my blogYou move your cell phone and the cube turns? Yes! Thats exactly what were programming today. With the help of the devices alignment via JavaScript. DemoThe followin...

This post has originally been published on https://juristr.com/blog/2019/01/Its-not-just-Standing-Up/. Go to juristr.com/blog for more contentI'm highly convinced that the hardest part of software dev...

Reverse EngineeringThere is a real benefit to trying to figure out how the tools you use every day actually work. It forces you to think and also improve your architecture skill. Most of all it ...

Early in your career as a software developer, almost everything you will encounter will be scary. You will need to deal with learning new technologies, stressful interviews, strange team cultures, unf...

Story of Penme :One day after reaching my class I recalled, "I forgot my notebook", ofcourse i had a mobile but unfourtunately without a note taking app and When i tried downloading one, the in...

Code shapes coders, and coders shape the code that changes how we think, every day of our lives. If you want to create a more humanistic digital world, read this book to get started - Sherry Turkle, p...

This is a reader question on my blog from about a year and a half ago. I think it has aged well.It's been a bit since my last reader question Monday post. But, hopefully you can forgive me. The last t...

Traditional Web development flowTraditionally we use css to style webpages, then add more styling after the fact with JavaScript, this usually works by adding arbitrary classes as an intermediar...

If you're using Gatsby to power your blog, chances are that you need an easy way for others to sign up for your posts. While some choose to offer their content through RSS or Twitter, one of the most ...

Time to read 5 mins Hola! Lazy dev here and we will talk about handling dialog alerts in react without tears . If you are tired of tons of copy-pastes just to create new freaking one question modal...

It's been a while since I did an AMA, and I'll be hanging around the site on support this weekend, so post some questions and I'll try to respond to a bunch today and over the weekend.FYI: If you want...

The lines between different levels of developer are blurry. Ask any senior developer, development manager or technical director what the difference between beginner, junior, mid-level and senior, and ...

In part one we took a look at the foundations of Design Systems. If you haven't read that yet, I suggest you check it out!In this post we'll delve into the foundation of a design system: design langua...

A closure is a stateful function that is returned by another function. It acts as a container to remember variables and parameters from its parent scope even if the parent function has finished execut...

Over four years ago, I wanted to build an app. I wanted to be able to say, Hey mom! Look at this super rad thing I made on my own!. Little did I know, that one thought spread into something that has g...

Code folding can make browsing long files easier. When we're trying to focus on the big picture without being distracted by smaller details code folding can be an invaluable aid.This is an effort to l...

As web developers, we (obviously) help create the web. So it should come as no surprise that we have an inordinate amount of blog posts, articles, and links created on the web every week related to we...

Challenge: Using Javascript, implement a method that detects if a string is a palindrome in as few characters as possible!The goal of this exercise is to write as little code as possible. Readability ...

When working with git, I have often made the mistake of maintaining a master branch locally updated using these commands.git checkout mastergit pull origin masterI've done this so many times. This all...

I work in an agency (Digital Natives) which creates products (large and small) for clients. We are there from the design and validation phase up until the MVP development, which I'm part of as both fr...

Sure you might need other ones but I've found over time that these are the only ones I need or use on a regular basis, and I use Docker and docker-compose regularly for various projects. 1. term...

This is something Ive been kicking around in my head now for a few weeks and Im finallytaking the time to write it down. Ive actually covered this before, but not in an explicitmanner and I wanted to ...

As a CodeNewbie myself, I seem to struggle to find many relatable or "interesting" blog posts mainly because I am not of the level in my career to understand the newest features of the new technologie...

"So please, go ahead and share this with your social networks."I imagine that your company says stuff like this to you all the time. So frequently, in fact, that you're probably sorta numb to it. H...

What's Make?This post will explore the basics of GNU Make via two small examples. It's a surprisingly versatile build tool, if a bit archaic, and as it's so ubiquitous it's worth getting at lea...

Welcome to the third entry in my Design Pattern Fairy Tales series! It aims to explain design patterns in a more accessible way - that is, fairy tale metaphors.The last post covered the first half of ...

I wrote a post a couple of weeks back about the spread operator. 5 Uses for the Spread Operator Laurie Jul 10 3 min read #javascript #webdev ...

Last year, as I was going on some work weekend trip, I was talking to an ex-colleague about how much I've always wanted to learn to play the drums, but never actually did because it takes a lot of spa...

I work on the Industry 4.0 team at Stanley Black & Decker. Our team recently created the equivalent of an App Store for Stanleys manufacturing plants worldwide. Factories can visit the marketplace...

In the process of interviewing for front-end jobs, I've taken to building shorter-term projects that I can complete in the space of a weekend, both to practice writing accessible HTML/CSS and to disco...

Most DEV accounts are individuals, and we encourage "org accounts" for publications, but this week's winner is more of a publication with a user account. We only have guidelines, and not hard rulesso ...

This is a weekly roundup of awesome DEV comments that you may have missed. You are welcome and encouraged to boost posts and comments yourself using the #bestofdev tag.Two great comments from: What s...

Hello again everyone! We're back at it, reading The Internet Guide to New Users, and we've finally reached Chapter 1! And honestly? This chapter taught me some things. I was shocked. And it was intere...

Programming is a profession one highest demanded among employers globally. The world just cant get enough qualified developers, with all the emerging new technology and startups we see launching every...

This post was originally posted on my blog.It seems like my post from yesterday about getting productive with git checkout resonated with a lot of people. Some even wrote to tell me that they found th...

GraphQL is a query language for APIs that was originally built by Facebook, it describes how to ask & fetch the data from the server to the client, what's unique the response format is described i...

Originally posted on a11ywithlindsey.com.If you havent noticed, I havent been around! Its been a month since I posted, and theres been a good reason for that. Kelly Vaughn, Ali Spittel, Emma Wedekind,...

In my last blog post, I spent time showing you how to build an Azure Kubernetes Service cluster. This time we'll go over some kubernetes specific terminology so that as we continue to grow we know ex...

Do you remember those long, long hours spent on debugging? When you're staring at a codebase and can't figure out what exactly went wrong? You're not alone! I think all developers struggle with debugg...

It's odd to find a place that doesn't have some kind of continuous integration/continuous delivery pipeline setup. Using CI/CD is one of the ways businesses are able to respond to users faster and dev...

Anything that cuts some of your arduous task time is good for your productivity. Debugging is one of those strenuous tasks. Developers strive to write bug-free code, but we all know thatitsnoteasy. No...

1. The constructor PatternIn classical object-oriented programming languages, a constructor is a special method used to initialize a newly created object once the memory has been allocated for i...

In this new video, I am going to provide you with a bunch of new information on how to use Azure Kubernetes Service with a really simple application. You'll need to have an Azure account to follow al...

Where should your focus be when working professionally as a software developer? What tasks really matter? What areas of your job matter the most? Some time AgoThis twitter tweet sparked a discuss...

As software and IT become key drivers for innovation in most organizations these days, the speed of software delivery becomes very important to their success. More and more teams are adopting Continuo...

Every Monday we round up the previous week's top posts based on traffic, engagement, and a hint of editorial curation. The typical week starts on Monday and ends on Sunday, but don't worry, we take in...

The emphasis from this title should be on the word community. This was an incredible initiative driven by longtime DEV member @isaacdlyman. It started with an idea, and a DEV post: ...

Hey guys, what's up? We all at Team XenoX are really excited to inform you that we are starting a new series of articles called Javascript Quickies. These will be quick experiments that you guys can d...

The 2019 Codeland conference is tomorrow. Amid the excitement, I've been thinking about my career.The thoughts that followed were not pleasant.Ever since getting a real programming job, I've been inse...

I've been playing a lot with the Azure Custom Vision Service - a great service to build image classification and object detection models with just a few images. To make it easier to test my models, I ...

So I've been working as a security analyst and auditor for a while and I encountered a lot of stuff I felt frustrated about. Sometimes I used to think "if just the developer took care in time about th...

As a part-time computer science teacher, I often give workshops to learn about computers and their tools.Several times I met teams that had been using Git and Github for many years but were having a l...

As you've been using/learning about React Hooks, what have been the hardest parts for you? #discuss...

Disclaimer: this is more a rant than anything else. Maybe more #crazydudewontstoptalkingavoidthewatercooler but that's unwieldy as a hashtag. The #help part is in the TL;DR.My girlfriend (somewhat i...

Why?I was coding a paid video service with a system of Serie/Video. A serie has several videos ordered according to a defined order. I was surprised by how longer it took me to build this featur...

A reasonably large Node application will have 100's of dependencies. Keeping them all updated is a chore a developer needs to perform at some point. Either you ignore the dependency updates until you ...

Open source is great! It's an amazing way to grow as a developer, influence our craft, make friends, build your online resume, and help solve your own and others' problems.Open source is terrible! Ang...

Foreword Dear beginner, dear not-so-beginner, dear reader. This article is a lot to take in. You'll need perspective for it to make sense. Once in a while, take a step back and re-think about all the...

CSS Custom Properties (also known as Variables) is a big win for front-end developers. It brings the power of variables to CSS, which results in less repetition, better readability and more flexibilit...

Majority of software developers are aspired to be not only a competent professional but also a great one.Nowadays, with accessibility to many courses online, its not necessary anymore to study to beco...

Explore JSON and how JavaScript Objects can be used to access data within JSON data format and output to your web pageGuide to learning how to use JavaScript Objects and JSON data. JSON is the most po...

Meetups are a great place to meet like minded people and share the thoughts and ideas. But honestly, being an introvert at a meetup is NOT fun. You know you wanna learn but you are constantly thinking...

So the large hype on React Hooks is over and the community isn't talking about them that much anymore. But seriously hooks are beasts. In this post I'll explain how you can use React Hooks to fetch an...

I'd love to hear from the community what you all do to ensure that changes you make will actually improve the user experience.I'm especially curious about:if you don't do A/B testing, why not?is your ...

I love this book, because it doesn't mess around: there's a title page, the table of contents, and then you're immediately presented with some great design advice:"Start with a feature, not a layout"T...

Once upon a time in college, I was faced with a dilemma - do I wish to professionally pursue music and drumming or computer science? When discussing this dilemma with others, I was often met with a ch...

What's your default method when you search for an item in an array? You could be familiar with the popular indexOf method or if you are versed in the functional programming paradigm, then find or find...

This is the second in a series of posts detailing how I built the Rotavo PWA. Give it a whirl and see what you can draw!In the previous instalment we built the touch-controlled <input-knob> com...

This post was originally published on Codementor.With the rise of static sites, developers need a service that could handle forms. Static website contact form is the most common case, and in this arti...

I recently started to play around with C++, primarily for my own personal side projects and came to find that it is a really interesting language to learn, especially at this stage of my learning proc...

TL;DR: If all tests are mocked, you dont know if your code really works, you only know that, theoretically, it is supposed to work if the integrations adhere to the contract you expect. Mocking, stubb...

Here's mine.Everything started back in 2015 when I got to college, by then the only thing I knew is that I love tech and wanted to work with it. 2015 was pretty rough cause by the end of it my mom lef...

Welcome to my first official guide on Dev.to. Today I want to explain how you can setup SSH and Git on your Windows 10 computer. What is SSH?SSH stands for Secure Shell and is an awesome way to a...

by Josh AriasThis is the first post in ZingChart's Stopwatch Features series. Over the course of this series, explain many of ZingChart's features that can be quickly implemented to make your charts d...

What is CLS?Cumulative Layout Shift (CLS) is a relatively new metric to help you understand the delightfulness of the user experience. You might be reading a website when suddenly the text shift...

Service workers are a core part of Progressive Web Apps that allow caching of resources and web push notifications, among other things, to create an effective offline experience. They act as a proxy b...

Hi, my name is Sara Chipps, first time Stack blogger, long time Stacker (Ive always wanted to say that!). Im the new Director of Public Q&A at Stack Overflow. Ive been at Stack for a year now, and...

Deploy a themeable, customizable, full stack and cross-platform mobile app for your next event in minutes. Built with React Native, GraphQL, AWS Amplify, & AWS AppSync.This app is open sourc...

Hey friends,Note: I started writing this article back in January 2019.Those of you who've been following my recent activity on Twitter already know that I am currently working from Home (for the last ...

Follow me on Twitter, happy to take your suggestions on topics or improvements /ChrisThis article covers your first steps using .NET Core, the cross-platform version of .NET. We will be creating a sol...

The Rust community is all up in arms about the actix-web crate - again. I won't rehash the problem - here's the instigating blog post, the reddit discussion, and the GitHub PR discussion that people ...

React is one of the most popular web frameworks out there. It has been growing steadily in popularity for years, passing Angular for the first time in the 2019 Stack Overflow developer survey.This pos...

This article was originally published on my blogThe reverse a string problem is a common algorithm problem. In this article, we will consider four JavaScript solutions to it. A Little Background ...

Daily news :dev.toThis website. No further information needed TwitterI use Twitter to stay up to date. I really like the new Twitter design, which also offers me the explore feature that you mig...

Welcome to our first in-depth post on JavaScript! Here at AppSignal, we're gearing up to launch our all-new front-end monitoring solution, something we're very excited about and hope you will be, too....

I can understand the role of a developer or coder or even a DevOps or DBA, but what the heck is a Developer AdvocateThis job title is doing the rounds of the interwebs lately and seems to be a very ne...

Almost everyone who has worked on any project and used python packages have had to deal with different versions of packages across different branches and projects. Virtual Environments make this proce...

The web was built as a set of interconnected pages, and blossomed from how content was historically consumed: through books. Since books format content in a series of pages, it was only natural for we...

At the end of last year Ali started an incredibly popular thread: What are you not interested in learning? Ali Spittel Nov 5 '18 2 min read #discuss ...

I've been sitting many interview sessions recently as part of our recruitment process and let me tell you, it's one of the hardest tasks I've ever had. In this post I want to share my findings and app...

Sets In JavaScript Are In MDN Set it states "The Set object lets you store unique values of any type, whether primitive values or object references."So the obvious use case for Sets, removing du...

It's hard to believe, but I've been listening to podcasts for almost 15 years, and been podcasting myself since April 2006. Just think about it: back then Youtube had just pivoted from being a dating ...

This is a weekly roundup of awesome DEV comments that you may have missed. You are welcome and encouraged to boost posts and comments yourself using the #bestofdev tag.Chiming in to the How is your p...

Building a calendar with CSS Grid is actually quite easy. I want to show you how to do it.Here's what you'll create by the end of this article: Creating the HTMLYou can tell from the image that t...

Tim joins @fullstack_to, @espoir, @helenanders26, @philnash, @florinpop17 and @lauragift21 in the club as the fourth winner of this badge. .ltag__user__id__82763 .follow-action-button { back...

When automating scenarios, we have to be very careful to capture all of the various verification points that a tester would process when executing a test. Ive written about this issue in Adding a Peri...

GitHub dropped support for Internet Explorer last summer.I asked a GitHubber what teams should know to successfully transition their users away from IE.David Graham answered my call with these tips.If...

TL;DR, use explicit module namespacing or avoid complex namespacing as often as possible when inheriting classes. Class and Module constants depend on the order of autoload-paths lookup (a Ruby on Rai...

KubernetesKubernetes is the de facto standard for running containerized applications. Kubernetes (K8s) is an open-source system for automating deployment, scaling, and management of containerize...

Originally posted on my blogFor the last several weeks I've been applying for jobs. Sadly, the startup I was working at just didn't work out. I am super bummed it didn't work out, but that's how thing...

Dev.to should clearly win the Noonies award for best dev community: https://noonies.hackernoon.com/award/cjxr8yn9weqhp0b129w4ygn5h...

This article was originally published on pythoncircle.comWe are going to start a series of articles 'Programming on Raspberry Pi with Python'. In this series, we will write weekly articles about mini-...

The responses to this thread were all really interesting: If you mostly write code for your day-to-day, do you have plans to get promoted out of that situation? Ben H...

The pianoHere is the final product of what we will be building! You can click on it or type matching letters on your keyboard. What is Tone.js?Tone.js is a very popular Web Audio API librar...

Microsoft is massive. Hell, if you only narrowed it down to only Azure, I feel there must be more teams than the MLB and NBA combined. Each team seems to have it's own way of sharing news, like this t...

A bit ago I was working with Object.entries and wasn't seeing the functionality I expected. I kept staring, and staring and finally realized I was using "for in" instead of "for of". ...

While working on a library called ngx-template-streams, which in a nutshell allows you to work with events as streams in Angular templates, I have discovered that decorators are not instance-based but...

Context / PurposeSo...! I'm a data analyst in an AWS Redshift SQL environment. For context, the environments that analysts out in the field tend to use, in order of popularity are: 1 TSQL/ SQL S...

Every Monday we round up the previous week's top posts based on traffic, engagement, and a hint of editorial curation. The typical week starts on Monday and ends on Sunday, but don't worry, we take in...

Our community is full of talented and dedicated programmers. Many of them are looking for work so I thought I'd share a few DEV Listings that caught my eye: Looking for WordPress s...

Cross-posted from developer.blogCallbacks can be incredible useful things when programming in JavaScript, however the coding can get messy when using them a lot. This post explains how promises and as...

Follow me on Twitter, happy to take your suggestions on topics or improvements /ChrisThe idea with this series is to have a look at how you can build your own blog using one of the known static site g...

Second World War codebreaker Alan Turing will be the face of the new 50 note, the Bank of England announced on Monday.The renowned mathematician, considered to be the father of the modern computer and...

Everybody has encountered it, the programming problem that makes NO sense. This problem has no fix, it just cannot be done. Then all of a sudden, a moment of clarity, and tada! A major breakthroug...

This article was originally posted on medium hereTLDR; EcmaScript provides utilities to keep data immutable. These tools find their limits with nested structures. immutadot is a library to deal with n...

If you've attended a Vue.js-focused conference since 2018 (Vue London, Vue Amsterdam, Vue Toronto, Vue US) or even a multi-focused web/mobile development conference over the past year and a half (Conn...

Especially targeted at those new to writing technical blog posts, but any tips are welcome. Exactly as the title implies:What are your best tips for writing technical blog posts?Ranging from just talk...

Hi all!Today I want to show you something I've been working on lately, and ask for any feedback and ideas about the next steps :)I've built a web app that analyzes repositories on GitHub and shows the...

Originally posted on my blog IntroductionThe tech industry is ever evolving, what this means is the industry is growing rapidly and theres no chance for you to be comfortable with an acquired ski...

Cover photo by Kyle Glenn on Unsplash. Good morning! How's your weekend going?I've been sick lately, so haven't had a lot of energy to work on the usual posts. But I've put together a few quick ...

You may have seen a thread circulating around on Twitter recently about "10x engineers". If you haven't, you can read it in all its glory: Shekhar Kirani @Accel ...

When Firefox 66 was released, one of the features that got myself and a couple other layout enthusiasts really excited was the ability to animate grid rows and columns (in addition to grid gaps) when ...

Several people, particularly from academia, have approached me asking how to get started with a career in data science. Obviously there are many online resources on this topic, nevertheless, here is m...

This is my first time posting on this site, but I really love reading about what everyone else is sharing so I thought I would share as well.I have been writing code since I first started as a compute...

Hey folks, we're launching a new tag called "watercooler" .ltag__tag__id__26303 .follow-action-button{ background-color: #D0ECFF !important; color: #130074 !important; border-color...

Glitch This Week is a regular series in which we round-up just some of the amazing projects that fantastic creators have made on Glitch. Here are a few projects that caught our eye this week. Mix...

Hiiiiiiii I implemented my first char app server using ssh tunel !!!!!! Please Please Please come to visit me*!*ssh chat:@www.vitalipom.com...

This is a series about applying some common React concepts and patterns in sveltejs. This season is about hooks. Last episode We've set the objective of exploring hooks and how to implement some of i...

Welcome to The DOCOM Weekly, your weekly roundup of some of the best content published in and around the DigitalOcean Community this past week.Hello there, I'm Mark, a Technical Writer on DigitalOcean...

Learning to program is sneaky. It's sneaky like exercise. It's sneaky like learning to ride a bike or skateboard.It's sneaky like the smell of your house. You know the smell. Well, you don't know unti...

If you go to my profile, you can see it in action: .ltag__user__id__1 .follow-action-button { background-color: #3B21E2 !important; color: #C9FAF2 !important; border-color: #3B21E2...

Hey there!Jay here, host of On-Call Nightmares Podcast and Azure Cloud Advocate.Are you currently on-call at your current role? Let's discuss some of the aspects of being on-call that you find are th...

Styling for every possibility is hard. Doing the CSS work for a CMS generated site where you have no control of the site's markup teaches you quite a few things about making the most out of the limite...

Open Source is an excellent idea. It proved itself to create large and complex products with a shared workforce. It also allows products to follow the input and guidance from several players. Products...

Async IO, network programming and microservices have become a popular application of the Rust programming language.This talk will give an introduction into these subjects and highlight why people are ...

A few days ago (wow, just two, really?) Netlify announced a brand new feature for their platform, Analytics. As you can imagine, this is a feature focused on giving you analytics about your site with ...

We @ coolLabs are working on several ideas simultaneously and it's really hard to keep everything in our heads. So what are we doing then? Simple, write it down.Personally, I write notes / todos ...

This post is mostly a transcript of this YouTube video of mine, in case you prefer video content. Plus theres a pretty cool intro there :) BackgroundAt the age of 30, I enrolled in an e-commerce...

Besides the occasional dive into PHP, I've only ever worked with JavaScript. I went to a bootcamp for front end engineering and work as a UI engineer so I've never really had the need to look into any...

Hermes Engine for React Native is here!So it started from here : React Native @reactnative Today Facebook is open so...

What do you call a 3.14 inch long snake?A -thonYou're welcome.According to the 2019 Stack Overflow developer survey, Python is now the third most popular language, edging out both Java and C#. It ain'...

The Chrome UX Report (CrUX) is a dataset of real Chrome users' performance browsing 5+ million websites. This week in its latest release, Time to First Byte (TTFB) was added as a new metric. TTFB is a...

I have been asked many times by new developers what should I study and focus on when I am learning to code? Asking that question is the equivalent of a med student asking what area they should special...

I've been looking through some older posts on my page, and am am just blown away by the volume and quality of discussion on this website, especially looking at it all at once. Every time I throw up a...

There's no way around working with data. Which is why you need to know the difference between the storage options you have. Some data is only used once in a session and other times you'll need data to...

The beginningYou have definitely heard of these different abbreviations: AI, ML, ANN, But you might not know the exact meaning of each of these abbreviations or how they relate to each other. In...

I'm having a tough time explaining the difference between a custom react hook and a service. It's easy to see the utility of the built in ones, but what about custom hooks?with a regular service, I ca...

What is Duke? No one knows his species or genus. People say hes a Java Bean or a Software Agent, but all we know for sure is that he reminds us of the more than twenty-year legacy of the Java language...

Hi, Im Mohsen ZareZardeyni, and Im a software engineer at Sigma Telecom LLC.At Sigma, for developing our back office application, we decided to use GraphQL, Typescript and Apollo server. We choose Sch...

Repl.it Online Music HackathonThis one is a little different from hackathons we've done in the past:We're open to any kind of submission, so long as it's built on Repl.it and incorporates music...

gitmojiIt is a commit message convention created by Carlos Cuesta . It describes the purpose of this convention on gitmoji's repository on GitHub:Gitmoji is an initiative to standardize and expl...

This post was originally published on the Netdata blog.Netdata must be doing something right when it comes to inspiring contributions. Our open-source, distributed monitoring agent is quite popular on...

A quick note: all of the raw markdown code blocks in the code snippets here are shown with single quotes rather than actual backticks because all the nested backticks plays havoc with Dev.to's markdow...

Do I like Go? Yes. Would I use it for every use case I have? Definitely not. @deepu105 @siddhantarath @brunoborge...

GraphQL came about to solve some of the issues present with RESTful API architecture. Issues like: over-fetching (getting far more data than I need), under-fetching (not getting enough data and having...

(Photo source)Anyone can have a bad day. Take for example, in professional baseball, the leagues top-performing pitcher. This pitcher could be unhittable for most of the season, but then have a single...

Machine Learning is great. You can use data you already have and make all kinds of apps. Why data? Machine Learning algorithms use data. Without data, no Machine Learning. So what can you do with data...

The spread operator is a favorite of JavaScript developers. It's a powerful piece of syntax that has numerous applications.So many, in fact, that it's often hard to keep track of them all. In this pos...

My portfolio site has gone through several different iterations. It started as a plain html site, then moved to WordPress when I learned how to build themes. For the past few years, my portfolio has b...

Amazon just announced Amazon Aurora PostgreSQL Serverless serviceThe database is usually the most critical part of software architecture and managing databases, especially relational ones, has never b...

1 create virtual envI'm using pyenv$ python -m virtualenv py37 --python=python3.7 zshActivate py37 and install packages$ pip install python-socketio flask eventlet pygame numpy pillow h5py sciki...

Tom Scott is a popular YouTuber who (amongst many other things) made Emojli - an instant messaging app where you could only use emoji to communicate.His new series titled "How to build an App: Everyth...

PrefixAll previous squid caching server series talk about SSL bumping, and include steps on creating a self-signed certificate. I.e., it has been overly-discussed -- You can find many other blo...

This blog was originally posted on Reddit/Medium about 8 months ago. I'm migrating here to reach a more specific (developer) audience. Enjoy :) October 2015It was a really tough time for me. I ha...

If you're anything like me, vertically and horizontally centering an HTML element has been the bane of your existence at some point in your career.Luckily, this solution works in every browser, even I...

This article was originally posted on Angular Academy by @pietrucha.Building scalable software is a challenging task. When we think about scalability in front-end applications, we can think of increas...

Why (Framework) traveling will not make you happy.We all had this thought that only if we went to another country like Tokyo, Japan, for two weeks, we would be so much happier, relaxed, and creative.B...

How to get all the computer you need to become a developerThere is an essential part of consumerist culture that prefers buying something to doing something. Dog bored because youre not walking ...

Ariana Grande once said, One taught me patience. And one taught me pain. She was talking about her exs. Im here today to talk to you about Nuxts. Nuxts? Nuxtis? Nuxtises?What is Nuxt anyway?Nuxt is th...

IntroductionOver the past couple of years I've built a couple of prototypes for myself and few players in my local and online communities to help us become better Pokemon TCG players. Based on t...

Have you ever wondered how waking up at 4 am feels like? if not, it's about time you actually do.Just a few months ago, I had no idea how it felt. I had this habit of always hitting the snooze button ...

One of the reasons I've been so drawn to DEV.to over other platforms is the super encouraging and helpful community that gathers here. Initially I felt like it was going to be more a place where I sat...

I just want to make a point to all the beginner's out there who may be feeling a little lost or overwhelmed. If you ever feel like you have to learn X, even though you prefer Y, stick with Y. Developi...

On my newly-minted blog (YAY!), I've written a post about finally checking off your desire to get into opensource:https://arit.dev/opensourceMy post contains a tutorial series on how straighforward it...

While driving on a small family trip this Sunday, my father remarked that advisory bike lanes (see image above) give people a false sense of safety. Advisory bike lanes similar to normal bike lanes, b...

Every Monday we round up the previous week's top posts based on traffic, engagement, and a hint of editorial curation. The typical week starts on Monday and ends on Sunday, but don't worry, we take in...

Welcome to day 11 of our Daily Challenge series, hope you're having a wonderful Monday. In this challenge, well be looking at a modified version of g964s Hidden Cubic Numbers kata on CodeWars. P...

Using https://vue-native.io/Install npm install -g react-native-cliInstall npm install -g expo-cliInstall npm install -g vue-native-clinpm install -g vue-native-clivue-native init <projectName> ...

Every byte counts - Optimize themBudgets are critical to the performance. It is very important to send down as less as possible. Check out more about the JavaScript's cost in this awesome articl...

Have you ever wished that you had a monorepo (*1 ) containing all of your dev.to posts on Github and once you merge an update into the master branch they would just automatically be updated on dev.to?...

... can be found here: The best joke about recursion Michiel Hendriks Jul 7 1 min read #jokes ...

What's a cache?A cache stores data so that future requests can receive it faster. Generating a component or view in a dynamic web application can be costly especially when database calls are in...

80% of users are running browsers capable of running languages other than JS in their browser.It's a new change, but an important one; we're looking at a future where the web will be built not just on...

For regular updates, subscribe to weekly newsletter, Weekly Updates.In this article, we will see what closure is and why do we need something like closure, Understanding closures in Javascript - Javas...

Once upon a time, when I started writing tests long time ago (actually, not that long, maybe a few years ago), I was a naive young man. I hate bugs so I write tests, and I wrote them according on my l...

Recently, I've been writing a lot of content on Dev.to. Obviously I know how many people read each post, but it's not necessarily the best indicator of what content I should be making. Instead, I want...

Can I have your number?Write a function that accepts an array of 10 integers (between 0 and 9), that returns a string of those numbers in the form of a phone number.The returned format must be correct...

Inspired by this post: Create Dev's offline page with (Tiny)GO and WebAssembly Sendil Kumar N Jul 6 4 min read #go #webassembly #showde...

About 360-some days ago, I started my first front end engineer role. It has been a year packed with a bunch of learning, challenges, and a crazy amount of personal and professional growth. While I wil...

I always ring in the new year with several goals - I don't believe in dramatic resolutions, but I find it helpful to set the pace for the coming year with some things I want to achieve. Since we've j...

A little late on this one this week for a reason Im excited to share soon! Lets get on with it!One of the reasons I've been so drawn to DEV.to over other platforms is the super encouraging and helpful...

If you are learning big data, or, want to explore Hadoop framework, and are looking for some awesome courses, then you have come to the right place.In this article, I am going to share some of the bes...

Click the image to get to thecourse.Bootstrap 4, which was launched last year, brought with it a complete rewrite of the entire library, and new features and concepts to wrap your head around. So it c...

I came across a fun post from Ali Spittel on Creating DEV's offline page: How to Create the Drawing Interaction on DEV's Offline Page Ali Spittel Jul 3 4 min read ...

To put a system in place for Automated Testing is not just about selecting a test automation tool but also involves setting up several elements and components that contribute to a successful test auto...

Today's challenge will require a bit of mathematical prowess. Those who were fans of the Project Euler challenges might have some fun with this one from user g964 from CodeWars:The aim of this [challe...

Image source.Last year, Bootstrap 4 (aka v4) finally got released after being in alpha for over two years. It represented a major rewrite. Not only are there a lot of changes under the hood, but there...

When people think of CSS Grid they normally envision image grid layouts and full web pages. However, CSS Grid is actually a superb technology for laying out articles as well, as it allows you to do th...

Lessons from 3-years of intensive learningTL;DRUsing Vim is by-far the most productiveness-enhancing, enjoyable and rewarding tool youll ever adopt. This post was an idea I had for a long time; ...

The Angular documentation outlines best practices and patterns that most developers will need when creating large scalable applications. But what if there were a whole class of apps that didn't need t...

We all have great ideas. Yet, only a few of us manage to take them to realization. There're many reasons why it happens. Personally, I would get discouraged by the amount of preparation that is necess...

I have been an Android developer for 5 years, lately, I'm getting my hands on React Native. This is how I feel about itTo be honest, at first, glance seemed to me like an oversimplified layer for buil...

With countless open positions and a booming tech industry, theres never been a better time to be a web developer. However, being successful in your first job requires far more than JavaScript knowledg...

...but I can never remember what "this" refers to. It's an old tweet of mine Ben Halpern @bendhalpern Sometime...

IBM's Model Asset eXchange provides a curated list of free Machine Learning models for developers. Models currently published include detecting emotions or ages in faces from images, forecasting the w...

Since more and more people have been noticing DEV's offline page, I thought I would do a quick tutorial on how to replicate the code for it! Canvas is for creating graphics with JavaScript -- we can b...

Ok, the more accurate title would be "How to communicate with business people about their projects if you're a freelance developer", but I couldn't resist. :-)When you start a freelance developer care...

Back storyThe original version of this project was built using a Daydream controller.To make it accessible to more people, I've spent some time changing it so you can use your phone instead.Howe...

A Spring Boot and MongoDB application storyThis blog post comes from a discussion with a client, who uses JHipster extensively to generate Spring Boot microservices, using MongoDB databases. As ...

What is faast.js?Faast.js is an open source project that streamlines invoking serverless functions like AWS Lambda. It allows you to invoke your serverless functions as if they were regular func...

Solaris'd...This morning I got an email from our group manager asking about a UNIX server out at one of the districts:Date: Thu, 27 Jan 2011 14:14:49From: "UNIX Manager"To: UNIX_SA_GROUPSubject:...

Let's continue with the "Stages Of Your Software Development Career" series!I find the senior developer career stage one of the most interesting because there are so many different skill sets and targ...

Hi everyone, we just released Vector, an open-source logs and metrics collector built in Rust. timberio / vector A High-Performance, Logs, Met...

I was able to determine that the book is now open sourced, here is a pdf available online. If it's between reading the book and reading my post, read the book.One of the best choices I ever made as a ...

Back when our team was small, we put together a single on-call rotation. Every dev was in the rotation and would go on-call for one week at a time. When we first started the rotation our team had 5 de...

This article is a b-side of my recent RailsConf talk "Terraforming legacy Rails applications" (video, slides).We, developers, spend an essential part of our work time doing code reviews. Sometimes muc...

This month, we return two sponsors and introduce a new partner for the month. Thank you to each of these companies for being a valuable DEV Community partner and supporter.Please take a few minutes t...

I've been loving this series because it gives me the opportunity to really dive into some of these new features.Today, we're looking at Object.fromEntries! Let's start with Object.entriesThe firs...

The Streams API was added in 2014 with the release of Java 8 so youve almost certainly got it available today. It is used to pass a series of objects through a chain of operations, so we can program i...

Modern web development. We all have a love and hate relationship with it because while it revolutionized web development practices, it also greatly complicated them.I'd like to go over a few aspects o...

For a lot of developers, the last thing they want to do after being at work all day is write more code. Staring at a screen all day does take a toll on you. Once you've had a chance to go for a walk a...

Media queries are a huge part of our daily life as web developers, and yet, most of us have only touched the surface when it comes to what they can do. For those who aren't familiar with the concept,...

I thought I'd try a fun experiment where I show how I approach solving a problem. The idea here is you can see how I work and how messy it is. At each step of the way, I'll show the code I was working...

The dream of running native code in the browser is not something new. There were many failed attempts. They all taught us a lesson. Those learnings made WebAssembly possible today. WebAssembly makes i...

Follow me on Twitter, happy to take your suggestions on topics or improvements /ChrisI've described concepts such as Minkube, Pods, Nodes, Services and more over the course of four articles. Although ...

Just this evening, I finished a big project at work that I've been working on by myself for almost a year. It's not perfect and there are lots of places where I would want to improve / extend it, but ...

Finally excited to have completed the #VetsWhoCode updated curriculum! I built this coursework around five things:Accessibility to the technologiesEase of adoptionMarket trends Our production stackSer...

Hi! I'm Helen, one of your friendly mods looking after the #sql and #database tags. At the end of each month, I'll be showcasing some of the great posts, projects and insights from the data community...

Hi! I'm Helen, one of your friendly mods looking after the #sql and #database tags. At the end of each month, I'll be showcasing some of the great posts, projects and insights from the data community...

Espoir joins @helenanders26, @philnash, @florinpop17 and @lauragift21 in the club as the fourth winner of this badge. .ltag__user__id__9206 .follow-action-button { background-color: #042C71 ...

TL;DR: Understanding what are types, type annotations, why use them and where to use them can help you catch errors during development while also enhancing code quality and readability.Two weeks ago, ...

Hi there! I'm Peter DeChamp Richardson. I just wanted to thank you all for the 100K+ views and over 2700 followers! It feel awesome knowing that my thoughts and ideas have been read so many times.I di...

Every Monday we round up the previous week's top posts based on traffic, engagement, and a hint of editorial curation. The typical week starts on Monday and ends on Sunday, but don't worry, we take in...

Amongst the various things that I worked on at Coder.com, one of the most interesting projects was that of the internal extension marketplace. This marketplace interfaced with code-server clients, all...

Warning, this is a detailed post. If you want to just see the results click here IntroFor those of you who don't know me. Hello, my name is Ryland. I'm an engineer/product manager working for Bin...

At first when I heard of css variables when it was introduced, I was a bit skeptical. Why would anyone use it if there are extension languages as scss, sass, less and stylus. After several years, I st...

Never fear, dear internet citizen! You don't have to create a new service, we can fix the existing one!How? With the power of Identity and Access Management (IAM!) What does "Allow unauthenticat...

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What?Okay then, this is related to my previous article about Rakkit. So I'll advise you to go take a look around .So, here I will show you a more concrete example of what you can do using Rakkit...

Welcome backOn first tutorial of this series, we learn about set up a local kubernetes environment.At this point, we have a Java application that uses a mysql database running on docker.To packa...

Here is a mostly complete live stream of my doing one of the daily challenges that dev.to has been hosting! My live stream cut out just before my last refactor :facepalm: so to see the finished code t...

Confused about or frustrated by premature abstraction? Want to know how to avoid it? In this article, well walk through what premature abstraction is, how to recognize it, and how to evade it before i...

Flutter 1.0 is officially announced on Dec 04, 2018. After that, the demand of dart programmers is gaining popularity now. Because entire flutter app development is completely based on a dart.It seems...

Back in May, GitHub (along with Bitbucket and GitLab) reported that numerous users across their platforms had repos hacked, their code forcibly overwritten and held for ransom. You can read the whole ...

Hope youre ready for another challenge! Lets get started with Day 3. Todays challenge is modified from user @jayeshcp on CodeWars. Write a function that returns the number (count) of vowels in a given...

It's easy to make charts nowadays. However, just throwing in some data and selecting a chart type won't fly far. William Cleveland's research from the 80s in the field of graphical perception and data...

Theme of the week: Notifications DescriptionThe notification component is used in a web/mobile app when you want to notify the user that something happened based on his action - "successfully com...

IntroductionLinux is a widely used term when it comes to programming and tech discussions. Most people in the least understand vaguely what it is, but there must be some of us that could do with...

The goal of this post is to enable you to run your first Spring Boot Application as most of my posts here will require you to start from there.Spring boot is a framework that applies a lot of opiniona...

There are so many big problems the world faces today. We hear about them in the news every day.You want to do something good in the world. You want to make a change. But you like building software.Wha...

Refactoring is something all developers do at some point. We tend to have a sixth sense when it comes to knowing when to refactor code. Some folks have solid principles to point to when making refacto...

This post is going to be a collection of VIM And Visual Studio Code tips that I use daily. And it will be updated frequently. So stay tuned. You can follow me here or on twitter @muhajirdev if you w...

Hello folks! Keeping up with the tradition, it's time for our monthly product release. This month, we've been working on another cool open-source product for developers, and it's called ProGram.But be...

What is Chrome Extension?Extensions are small software programs that customize the browsing experience. They enable users to tailor Chrome functionality and behavior to individual needs or prefe...

Hey dev.to community!BxJS Weekly Episode 69 is now out! Listen to the best javascript news of the week in a podcast form right here.Here's all the mentioned links (also found on github): Getting ...

Last week my company hosted an event called Techvriendjes or TechBuddies, which aims to introduce kids of age 10-14 to the basics of programming in a fun and exciting way.I helped out in one of the se...

Marcdown Lightweight markdown viewer and editorFor one of my blog post, I was searching for an online markdown viewer and editor. There were many heavy-duty editors, with tones of useless ...

I'm curious to know, what is your favourite Git command?Mine is "git commit --amend", which let's you change your last commit message. I manage to mess up a commit message at least once a day For the ...