Articles by Dev To from April 2020

DEV is in the process of launching a podcast and we'd love for you to be involved! We're recording the episodes in advance, and this week we'd like to know:What is your top tool that most devs would b...

You've built a service, you call it, it does something and returns a result, but how long does it take, and why does it take longer than your users would like some of the time? In this post I'll start...

Has anyone recently seen what appears to be a new way of authenticating that the person filling in the form is a real person?Twilio has recently updated its sign-in process.I was greeted with am upsid...

Apollo Client is a complete state management library for JavaScript apps. It's a powerful tool since it can be used on both back-end and front-end side.In this tutorial, we will use it on both by buil...

Tell me if this is a problem you have too: youre busy. You love coding as a hobby and working on your side projects when you can steal some time, but those times may be days apart, and youve got a lo...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

Here are 5 ways to add an item to the end of an array. push, splice, and length will mutate the original array. Whereas concat and spread will not and will instead return a new array. Which is the bes...

It can be really uncomfortable to talk about your age when you get older. Sometimes you just want to be twenty again! Well, with some math magic that's totally possible - just select the correct numbe...

As the infamous Darth Vader once said, You dont know the power of the dark side. 2019 brought justice to Vader when dark mode took over our apps and the craze is yet to plateau. From Instagram to Yout...

Focus. Productivity. Hustle.These words are all too common in the productivity space, a space that represents the sum total of all human desire to achieve more. Productivity is not just a mere concept...

If you like this article, chances are you'd like what I tweet as well. If you are curious, have a look at my Twitter profile. As usual, the article was first posted on my blog. Click me to access the ...

Making websites takes time. There are a lot of parts you have to think about if you want to create a good, solid website and sometimes it might feel like there just isn't a way to go through the work ...

Follow me on Twitter at @tim_deschryver | Subscribe to the Newsletter | Originally published on timdeschryver.dev.In a previous article, Managing different slices of the same NgRx state, we had to ove...

If you're looking to learn a new Javascript framework that allows you to write less code, use no virtual DOM, and create truly reactive apps, then Svelte is for you. What is Svelte?Svelte is a Ja...

Being web developers, we all love Ruby on Rails. And we have our own reasons. But, one of the reasons why we love Ruby onRails (RoR) is the simplicity, which eases the way we code.One of the simplest ...

Hello everyone , I hope you are doing great.So, today you are going to learn How JavaScript Works Under The Hood in this article .Many JavaScript developers don't know how JavaScript works under the h...

Why use TypeScript for web development?In the recent years there is a debate between if JavaScript needs or not the typing being a standard in the code. If we see the State of JS (JavaScript Fla...

Photo by Matese Fields on Unsplash.Disclaimer - Using this discussion thread, I am not promoting paid/unpaid internships. I am not justifying right or wrong between any type of internship. I am simply...

If you're a developer, you're going to need to know how containers work. It's inevitable. Docker is easy to understand, and quite nice to work with. But you need to have some good foundational knowl...

The #twiliohackathon with DEV is over in a few days and we hope your projects are going well. We can't wait to see all the awesome things you built this month.To wrap up the hackathon we'll host anoth...

If you are building a Javascript project, you are likely going to be incorporating many different open source projects. After all, why reinvent the wheel - its likely that someone has already develope...

I'm learning how to build an HTTP server, and I would be grateful for any help understanding this concept....

What I builtI built an Amazon Alexa skill to get information about coronavirus cases in India. You can ask it questions like "How many cases are there?""What's the current status in Maharashtra?...

What I builtI built an Amazon Alexa skill to get information about coronavirus cases in India. You can ask it questions like "How many cases are there?""What's the current status in Maharashtra?...

This article is cross-posted.With recent production deployments from Facebook and Twitter, I think a new trend is slowly growing: atomic CSS-in-JS.In this post, we'll see what atomic CSS is, how it re...

Last week, we built an accessible Breadcrumb component. The video is still on Twitch (I'm moving it to YouTube soon) and I also wrote an article with everything we accomplished: ...

Last week, we built an accessible Breadcrumb component. The video is still on Twitch (I'm moving it to YouTube soon) and I also wrote an article with everything we accomplished: ...

Hi Folks? I don't know if you have gone through this feeling. For a couple of weeks, I am not finding interest in programming or coding. I am just doing what should be done for the deadline at the las...

Cloud-native applications are on the rise thanks to the scalability and flexibility they provide. However, this type of architecture has its own challenges. Implementing a CI/CD pipeline will solve mo...

What I built Category Submission: Exciting X-FactorsSend a text message from a TRS-80 Model 100 using the Twilio SMS API and an ESP8266.The basic goal was to use a vintage computer as a fro...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

Covid-19 is going to push the retail marketplace faster than it has been moving toward a more remote experience. Stores and showrooms are closed but online shops are still open. However, product categ...

Today, when I opened twitter, I was greeted with this beautiful cards animation by Ellie. Here it is: ...

Did you ever found yourself in a situation where you needed to compare two objects to each other with JavaScript? Perhaps you then found out that JavaScript does not offer a native solution for this i...

Most straightforward explanation wins ...

We need automated tests to make sure we didn't break anything.As Selenium isn't so loved by everyone, here are some great alternatives: 1. Endtest We can use Endtest to create tests pretty fast.I...

You can use the revealing module pattern in JavaScript to maintain private information using closures while exposing only what you need. The ProblemLet's consider the following example where we c...

Hello, users! Today I wanted to share with you some advice on How to become a Frontend Developer.The reason why I wrote this is because I received many messages in my social media and mail, asking thi...

Why you should try Svelte Intro to SvelteI recently came across Svelte again when I watched the stateofjs 2019. They received the "Prediction Award" which means they are "awarded to an up-a...

Whether little or big, has there been a time you've had to put your foot down on an issue, or perhaps you wanted to but didn't feel comfortable?...

Back in 2011, as I was getting a bored with my job and I started looking for new options. During my search, my friend Daniele (with whom I had built Novlet and Bitlet years before) forwarded me a link...

Codiamo Site | Codiamo web appHello dev community How are you all doing this week? Some of you may know me from Twitter, but for those of you who don't, I am a code newbie who started learning progra...

Container vs. Presentational Components in React Redux first appeared on Medium.For the final project (!!!) at Flatiron School, we were asked to build a SPA app using React Redux with a Rails API. In ...

I've used software almost all my life. A single mindset shift changed my entire attitude to software. It turned me from a software user into a software engineer. It took me 30 years. I'd like to share...

Process overviewThe process I follow includes many of the standard pillars of softwaredevelopment and can be seen in both waterfall and agile methodologies. The basic outline of the process I fo...

One of the perks of working in the same place for the last 10 years is that I got to see how our stack evolved.Technologies20102020FrontendHTML CSS JavaScript jQueryHTML5 Sass ReactJS GatsbyBackendApa...

According to the latest stats put forth by WHO there are a total of 2,804,796 confirmed cases of COVID-19 worldwide and 193,710 deaths have been incurred. The numbers are frightening, without a doubt....

Over the weekend, I boosted my existing html-sass-jumpstart repo to a more easily customizable and useful minimal Sass and HTML template repo.Head on over to the docs or get a brief intro below. ...

The author selected the Open Internet/Free Speech Fund to receive a donation as part of the Write for DOnations program. IntroductionJitsi Meet is an open-source video-conferencing application ba...

This video shows you a common use case using WayScript, a rapid development platform we're building. Please try it out and send us your feedback. IntroductionSlack and Trello are undoubtedly two ...

Suppose (C'mon, just suppose):I'm working on some changes for a project on Github (say, the Ruby project).I have an open PR for a single file (say, hash.c) in my branch hash.I have more changes, to a ...

Diversity is a topic that I am putting a lot of energy into at the minute. If diversity isnt something that is on your radar, then let me explain why it should and can be something that everyone pays ...

The function below is not returning the correct values. Can you figure out why?def get_planet_name(id): # This doesn't work; Fix it! name="" switch id: case 1: name = "Mercury" ...

White-box cryptography combines methods of encryption and obfuscation to embed secret keys within application code. The goal is to combine code and keys in such a way that the two are indistinguishabl...

In my career, I've tried a lot of different ways to handle colours variables in SCSS (or CSS of course).Every time I try different approaches to handle them, but finally, I've found a cool way to. ...

One of the best ways to work smarter as a developer is to use tools that can help you write less code but provide the same value (does that make sense?), so in this short blog post, I will show you 5 ...

I really like working with GraphQL APIs. I like being able to get data in the shape I want, and using subscriptions to get it in realtime. This weekend I discovered that transforming a REST API into a...

IntroductionIframes are awesome! They allow you to embed another HTML page inside the current one. The embedded page carries its own browsing context with it. So, if a HTML page creates an ifram...

This was originally posted on my personal blog site.This past Tuesday, the first stream in a series for building accessible React components, we spun the wheel and it chose the breadcrumb component fo...

Alba Silvente @dawntraoz Since I recently uploaded my first package to npm, I want to share my experience with you....

Is it possible to become a developer on a team with no devs? To create a role for yourself in a company that normally outsources their development work? On top of this - what defines a 'developer'? It...

My everyday devices are mostly Apple products and just recently realized that I barely use any software built by independent devs (or small companies). Most of what I consistently use falls in one of ...

I've been working on my side project ippy.io a fair bit recently, and have made good progress on it. I'm happy with the functionality, and it's now available online for people to use.For me, this is a...

Hey dear coding people hope you all doing well . Today I have learned how to make Instagram login page with HTML, CSS and little bit of JavaScript . This is an amazing project try it ...

How can you improve all your aspects of your life but simply improving one skill?I was reluctant to believe that back in 2005. I thought that it requires a massive amount of effort to be a better huma...

Hello DEV Community!I'm so excited to announce that my new book, Using Gatsby and Netlify CMS, is finally available!I'm excited and nervous as this is my first-ever book!The book walks through buildin...

If You Like This Article then check Out more Example [gscode.in]https://gscode.in/javascript-games-code/1.My first attempt at coding a game using html, css and jQuery. It's pretty random as far as gam...

Hey folks, I hope you' all doing well.After a long time break, I'm again focusing on writing articles on dev.to. In this article, I want to cover a way to avoid re-renders of react components. #1...

Hey folks, I hope you' all doing well.After a long time break, I'm again focusing on writing articles on dev.to. In this article, I want to cover a way to avoid re-renders of react components. #1...

Rendering text onto HTML5 Canvases has always been a hassle for me. The ProblemThere was no proper way to align text, to wrap words if it overflows and even to properly position text without know...

There once was a cultural anthropologist by the name of Ernest Becker. He wrote a very insightful book called The Denial of Death. In it, he spoke of mankind's immortality projects through efforts of ...

RecapThis week we talked about troubleshooting and debugging; Toggle and I love to talk about this stuff! Since we did resiliency last week, we wanted to continue to weave in the steps we have i...

...

Looking back on your week -- what was something you're proud of?All wins count -- big or small Examples of 'wins' include:Getting a promotion!Starting a new projectFixing a tricky bugBaking bread...or...

Tune in today at 10am Pacific Time to watch me write some specs. I'm not sure what I'm gonna write specs for, but it'll probably be related to my cprox project.See you there!twitch.tv/arschles...

These past days I've been playing around with the Twitter Search API. Here are a few things that you may find useful if you are getting started with it: Use Tweepy. It's much better documented and eas...

These past days I've been playing around with the Twitter Search API. Here are a few things that you may find useful if you are getting started with it: Use Tweepy. It's much better documented and eas...

Yesterday, I was running into much frustration installing Elasticsearch on my Mac machine. After a lot of Googling, I patchworked a solution that worked for and want to share it with you.After install...

I grew up in the '80s in a predominantly white region of the country and in a house where racist jokes were commonly told by my parents. For me, this was a very normal thing. I thought nothing of it. ...

...

I'm wondering if folks share this observation. Molly Struve @molly_struve #HugOps to the engineers out there keeping...

...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

I recently made a post on Twitter regarding how I am finding myself using StackOverflow a lot less, with things like GitHub issues and good documentation replacing it. Adrian ...

I started my programming journey 6 months ago, and since then I've come across many developer roadmaps/guides that include a lot of information. Is learning every single topic in these guides realisti...

I started my programming journey 6 months ago, and since then I've come across many developer roadmaps/guides that include a lot of information. Is learning every single topic in these guides realisti...

As many others, Ive been working from home and I miss real-world interactions. Inspired by these events, Ive built something to make the current social isolation a bit more bearable a video chat roule...

Today I just did my first presentation ever on Angular.I was tensed. My voice was shaking. I was sweating. But I went on. I didn't stop. Guess what guys, I made it to the end of my presentation and I ...

Thanks to all the free time lately, I've been dabbling into a different kind of development, one that bridges my passion for music production with programming.Max, also known as Max/MSP/Jitter, is a v...

Hello Coders, This article presents an open-source and free Flask boilerplate coded on top of a retro UI - Windows 95 UI Kit crafted by Themesberg. I've landed accidentally on this super funny product...

On this edition of Serverless Toolbox, we take a look at how to deploy a Python web app with Cloud Run.Check out the video version of this blog post.Source code for this blog post is available on GitH...

This is a very high level overview of tech strategy; that is, the business of software rather than the art and science of creating software itself.It goes without saying that your coding does not have...

Imagine a world where your computer boots up instantly and software just runs without showing annoying splash screens or spinning beachballs. We were almost there twenty five years ago.Indeed, there w...

Today, we're celebrating Earth Day on DEV! Today is Earth Day; Devs can have an impact Jess Lee (she/her) Apr 22 2 min read #environmentalism #...

During a connect video call session a fun topic came up: How many ways do we know to get infected with corona?So I immediately thought of the anthology television series "1000 Ways to Die".Let's ...

Hello I need to emulate a network failure on my pipeline so I can check my caching solution I implement:https://devops.stackexchange.com/q/11410/4396Do you know how?...

2020 has been a ride.I no longer think its satisfactory to go through my 2020 learning plan. A lot of those priorities were with the expectation that I wouldnt be worried about keeping my job this ye...

No Peter Griffin operating blinds gifs allowed ;)...

I don't know how many months ago it was that my current laptop, a Lenovo ThinkPad T480s, first sustained enough damage to make me think I'd be replacing it soon. The trackpad stopped working. At first...

Under the strange circumstances of the coronavirus we have seen some wonderful stories of communities getting together virtually to support each other. One way to support a local community is to set u...

How old were you?What platform was it?What was the whole address if you're willing to share?How/why did you get on email in the first place?And anything else you'd like to add to your story.......

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.@catalinmpit offered some great...

The news of Zeit Vercel raising $21m (slide deck here) is great occasion for taking stock of what is going on with cloud startups. As Brian Leroux (who runs Begin.com) observes, with reference to Netl...

We need some love during these difficult times, so let's start a wholesome thread.What is the kindest thing someone's ever done for you during your career?...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

Today, many people with diabetes are choosing to manage their condition using devices called continuous glucose monitors (CGMs). Not only do they replace the need for most finger prick testing, but th...

hey folks. turns out having a soul crushing job and lack of interesting projects to work on can really decrease your blogging output. also, I had a very bad mental health 2019.i was laid off at the en...

I just landed on the Double Fine website. It's amazing, they don't give a F. ...

This post was originally published on Glimmer, Glitch's magazine about tech and cultureOne of the few bright spots in the otherwise deeply distressing environment of the current global quarantine is t...

CloudBees Rollout is an advanced feature flagging solution that lets your development teams quickly build and deploy applications without compromising on safety. By providing a gradual release mechani...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

There are many ways you can automate deployment of your infrastructure. It's perfectly valid to have a shell script that runs a series of create commands, but those commands themselves may not work to...

...

Image credits - https://www.ringover.com/img/blog/big/13-remote-working-2.pngWith internet coverage practically available everywhere in the world, every one of us is aware of what Coronavirus a.k.a CO...

Quick OverviewBinary search is an important searching algorithm to learn for technical interviews and for use in searching problems you might encounter in your projects. For large arrays this al...

If you want to rocket your Kubernetes Administration skills to the next level, here are a set of courses you can take right now, absolutely free. No credit card needed, no strings attached. So here's ...

I graduated from Flatiron School! It's been a little while since our showcase and graduation, but what an amazing journey it was I took some time off from programming and studying to play a bit of A...

"My recipe for dealing with anger and frustration: set the kitchen timer for twenty minutes, cry, rant, and rave, and at the sound of the bell, simmer down and go about business as usual." - Phyllis D...

[Holy War Disclaimer: I'm not "pro-JavaScript" or "anti-TypeScript". And the questions I pose in this post are not designed to trash one or herald the other. And these questions aren't rhetorical - ...

Who knows the state of developer life on macOS better than Christina Warren?Listen to Christina as she shares with John Papa, Craig Shoemaker, and Ward Bell about what it's like to develop on a Mac, w...

Are too many tabs cluttering up your Chrome browser? Google Chromes new update, Chrome 81, introduces the Tab Group feature, allowing users to finally be able to organize tabs! The Tab Groups feature ...

This is the first post in the this vs that series. A series aimed at comparing two often confusing terms, methods, objects, definition or anything frontend related.append and appendChild are two popul...

If you dont know about CSS Custom Properties yet, you really should learn about. I particularly prefer to use CSS custom properties instead of SASS variables always when possible, mostly because of it...

Today was my second day of learning how to code. I was struggling with creating files on my computer. When I expressed my frustration to my coworker, they suggested I check out Glitch.com. This site l...

Vue.js 3 has now reached Beta One of the things I'm most excited about is how to share state and logic between components without props and emits. Look at how we can keep our state and logic in its ow...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

In TerminusDB HQ, we are working very hard to make TerminusHub happened. It is an epic journey and it has a grand vision - to share and collaborate data like GitHub. So, whats the deal regarding Termi...

Hi.As some of you fine folks may know, I work as a backend software engineer for Balena, occasionally building cool robots or shooting things with lasers.I don't usually post about work stuff, but I w...

Example of frameworks that I have to fight against them (due to global styling and common class names)BootstrapBulmaExample of Vue frameworks that also have global stylingVuetifyBuefyWell, I was using...

For more projects checkout my github: https://github.com/bmor2552 With all the uncertainty in the air right now, picking up a new project is one of the best things one can do to kill idle time at home...

What are you thoughts around code ownership?What would you pick in below list and why?From an ownership standpoint, which one would you pick?#coding @JavaScriptDaily #softwaredevelopment Gyandeep Sing...

I work for Feldroy, which is a cool little tech company. My job is Director of Customer Success and while I don't code yet, I want to learn. This is the beginning of my journey to become a programmer....

Hello builders, the finest minds of the 21st century! how is everything going on your side?okay I hope it's quite okay compared to me and my story which even makes me to feel shame when telling it , I...

Announcing the Twilio Hackathon on DEV Jess Lee (she/her) Apr 2 4 min read #announcement #twiliohackathon #twilio #opensource ...

Recently while doing some coding on Twitch I was posed a question, "Are there any people streaming Java?"It's an interesting question, as I've seen a lot of people streaming a lot of languages. The bu...

DHH just coined the term "Citadel," which finally gives us an excellent way to reference how we approach tech at AppSignal. We said, "Hey, this is us! Our thing has a name now".In addition to the Maje...

What are some developers you follow on twitterand also post quality stuff regularly?...

Generalfyi: This post is my summary of last days before eastern.Eastern is close and I'm really exhausted. I feel tired most of the time even when getting 7-ish hours of sleep I think after almo...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

All of my illustrations come from UnDraw. Thank you for your work!I pulled myself out of the Google hiring process after passing the technical interview process. I know what you're thinking: "Are you ...

First of all, dang, it's been a while... Anyway, I was trying to find a one-off way to print a list of domains and each domain's main A record's IP address. After a little diging this is what I ended...

Updated to include a function alternative to the original snippet further down.First of all, dang, it's been a while... Anyway, I was trying to find a one-off way to print a list of domains and each d...

As you may know, I am a big fan of Science Art. This January, Moscow ElectroMuseum made an open call for Open Museum 2020 Exhibition. In this post, I will describe the exhibit that I made, and how it ...

The interior artwork of Two Scoops of Django was hand-drawn, scanned, and embellished using Inkscape. The result was exported to SVG then converted to pdf_tex format for use within the custom LaTeX bu...

Mine is : Hymn to the Sea You can share your playlist if you want .......

I have always enjoyed the clarity given by the OSI Model. It provides a mental framework for how different technologies like HTTP, TCP, IP, and 802.11 come together, each solving their assigned proble...

As we push to continue building on the essential services that CodeNewbie has provided since its inception, we're introducing a new thing on DEV: CodeNewbie daily check-in threads. ...

Can you remember the very first person brave enough to pay for a piece of code made by you? What was it that you have done? Was it really bad?...or were you bursting with pride? Both perhaps? :) You s...

For years users have asked how they can support Glitch and how they can get more power for their apps. We've heard you loud and clear! Today we're excited to introduce Boosted Apps, which have all the...

Originally posted on laurieontech.devAs promised, a "more than a twitter thread" post on my new job!Here are the headlines:I'm still working at Gatsby!I'm still a Staff Software Engineer (even if I ne...

You are encouraged to use this daily thread to:Ask for help (all questions encouraged)Explore topics youre curious aboutShare something youve written or readCelebrate your winsStay accountable to your...

Every shared code needs had written documentation to show what it can be used for and what the idea behind is.Users should at least be able to get a high level understanding of what they are using, wh...

I've noticed that most people who do the #100DaysOfCode challenge are beginners learning to code. I've been coding for many years, so I wasn't sure if it was for me. Here's why I've decided to start t...

It seems documentation never gets the love its deserve for our own good and there are many tools for that, although I'm still looking for the right one. What are the ones that make part of you guys pi...

We just discovered that DEV has videos! So we thought we'd show you a 2 minute demo video which we made for Y Combinator to show off what we're building over at https://supabase.ioIf you want to make ...

High speed internet is defined as one with a download speed of at least 25Mbps and an upload speed of at least 3Mbps. The Federal Communications Commission (FCC) estimates that 25 million people in th...

Ah, particle effects. Wondrous things, really. And I can think of no better particle effects library for the web (that isn't something related to game development or 3D rendering) than Particles.JS. ...

Hello developers After success on Hacker News two weeks ago, by looking at analytics numbers (11K returning users, and counting), I realized there's a real need in this tool.So, I put my hands o...

It's been several months since I wrote my Build a React & Firebase Blog Site Series. I've not heard from anyone that the instructions don't work anymore, but I just want to double check! If you wa...

Ever had to deal with JS code that just... didn't run the way you expected it to? Maybe it seemed like functions got executed at random, unpredictable times, or the execution got delayed. There's a ch...

Help me Devs! I work on a web app which deals with a lot of data that moves really fast. Our primary database (MySQL) simply cannot keep up, so we store a lot of current state data in Redis.Today we (...

Please. Been trying to find a clear explanation as to why Async/Await > Promises or so lots of devs say....

Balancing privacy and convenience can be tricky. Today Ill show you how to forward messages and phone calls with Twilio so that you can give out a phone number where people can reach you, while keepin...

I am a Frontend developer and I recently quit my job (End of January) as I was worried where my career was going.I had been working there for the past 3 years but every day at my office felt monotonou...

TL;DRPersonal Brand + Domain + Coding Skills/Business Value => Market Yourself in Public + at Work When to Use ThisIdeally you are constantly Marketing Yourself, but it's understandable ...

TL;DRPersonal Brand + Domain + Coding Skills/Business Value => Market Yourself in Public + at WorkSee a Tweet thread summary of this essay here. When to Use ThisIdeally you are constantl...

TL;DRPersonal Brand + Domain + Coding Skills/Business Value => Market Yourself in Public + at WorkSee a Tweet thread summary of this essay here. When to Use ThisIdeally you are constantl...

DEV is in the process of launching a podcast and we'd love for you to be involved! We're recording the episodes in advance, and this week we'd like to know:Whats your opinion on the Ruby programming l...

TL;DR: Test your CLI commands in isolated docker containers using the Jest test environment you already love.install shrun using npmview shrun source on GitHub (stars appreciated)check out a demo proj...

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...

GitOps is a paradigm that puts Git at the heart of building and operating cloud native applications by using Git as the single source of truth and empowers developers to perform what used to fall unde...

Habits are the base structure of everything we do. The way we walk, our speech patterns, how we brush our teeth and all other repetitive activities are some form of habit. That being said, we can put ...

Ruby 2.7.1 was released recently and while it included a couple of security fixes it also brought with it a little bonus.Discovered on Reddit, there is an Easter egg that has been hidden in Ruby 2.7.1...

For the past week I was stuck on what felt like a dead end. Although a bit more comfortable now than where I stood a few weeks ago I'm still learning the ropes of Android development, and this problem...

...or at least my favourite onesSo youre that hooked and eager to learn even while youre away from the laptop? Hopefully, this list of JavaScript Podcasts will ease the coding withdrawal symptom...

Developer Relations has an image problem. The job itself is an ambiguous catch-all for activities ranging from coding to public speaking, and everything in between. People spend an exorbitant amount o...

Looking back on your week -- what was something you're proud of?All wins count -- big or small Examples of 'wins' include:Getting a promotion!Starting a new projectFixing a tricky bugCleaning your hou...

While working on an angular project, I noticed common patterns of how I use FormGroups and FormArrays.So I started working on creating a BaseForm and other interfaces and "Abstract FormGroup" classes ...

The web experience is constantly evolving. Every year we not only advance the technologies that make it better linearly, we also expand the number of technologies that can be made better making it bet...

A few weeks ago, my friend Nico Knig asked the Twittersphere about best practices when onboarding a new junior developer to your team: Nico @thenicokoenig ...

Just a quick example of using array.reduce to roll your own one-liner average calculation!const average = (...nums) => nums.reduce((a, b) => a + b, 0) / nums.length;console.log(average(1, 2, 3...

Why are data structures and algorithms so important in computer science?Data Structure :A data structure is a particular way of organizing and storing data in a computer so that it can be access...

Quiz: What do you use every day, that is essential to your development workflow, and has a vast and complex UI and API?Answer: GitHub, of course!You likely interact with the git commands in terminal f...

Typical discussion on CSS around the web looks like this:A: CSS is hardB: It's not hard. You need to learn itC posts Meme about how family guy struggles to open blindsWhich is not a constructive conve...

TL;DRI'm writing a Dev Career Advice book! It will have all my best thoughts for early career devs looking to go from Code Newbie to Senior Dev. I'm putting up 100 copies for presale for 50% off...

Recently, I've been working a lot more with GitHub Actions - both writing actions and creating CI pipelines for projects.Last week I picked up a project I started a bit ago: the nodejs/examples reposi...

...

From this post, if I don't care about editability in others' computer, I might probably choose. Precise and programmable Office Suite? Pacharapol Withayasakpunt Apr ...

Photo by Tim Mossholder on UnsplashIt's that time of the week again, just a day early. I'm off tomorrow and Monday so posting this now.So wonderful devs, what did you learn this week? It could be prog...

Got a JPEG that's too big to upload?Lazy to open Photoshop?ImageMagick to the rescue! What Is ImageMagick?ImageMagick is a tool for editing images. When you install it, you can type convert at th...

Hello,I am just writing because as a girl passionate about all that is cute and that doesn't love bright pink, I think Dev.to should have a pastel theme.Random? yesSuperficial? Of course! But it would...

Today I want to share a few important rules about writing in JavaScript that I feel is important for you to know, especially if you are just starting your coding journey or overall seeking to better y...

I'm lucky enough that I can take my time on lockdown to build some backlogged projects, draft some posts and develop some new skills, one thing I've been thinking about is learning some core concepts ...

I love a fast website. But it's hard to achieve.I have users navigate through a signup form on my website using buttons, so I want to enable prerendering for those links. Current solutions such ...

I love a fast website. But it's hard to achieve.I have users navigate through a signup form on my website using buttons, so I want to enable prerendering for those links. Current solutions such ...

I am writing this from my home is San Diego. It is raining outside, my hands are dry and cracked from hand-washing, and life just seems weird. Uncanny. Difficult. I am worried, not only for my current...

Amazon is going through a historic moment now, with so many people relying on it during the Corona crisis, from buying food/supplies, to watching Netflix thanks to AWS hosting. Yet, while Bezos is mak...

Are you a technologist looking to advance in your career? Or maybe you're interested in transitioning to tech? In this live AMA, our panel of professionals will answer your questions about growing a c...

As Easter is upon us and we're all trying to bring some happiness in these hard times. Why not add an Easter Egg to your website or client websites?TLDR; - It's quick and easy, just generate the ASCI...

I've been listening to the Harry Potter audiobooks, as one does.There is a plot point in Harry Potter and the Deathly Hallows where Harry is counting down the days until he turns 17 when he is no long...

JavaScript interviews are not the easiest, and many candidates spent countless hours grinding through scattered coding questions to build confidence. While lots of practice makes all the difference, i...

Yes, yes. We're engineers and whatnot. But sometimes, we make choices based on gut feelings or hard to summarize experiences, or even just strong personal preferences that we can't shake.What's someth...

Maybe you are familiar with the Web Developer Roadmap? The 2020 Web Development (Frontend + Backend) RoadMap javinpaul Jun 4 '19 15 min read #webdev ...

Sailor Moon learning how to code :p Why Did I Create The #100DaysofVanillaJS Series?(This a completely optional part of the tutorial, feel free to skip it!)The series serves as my attempt at exp...

How is your #twiliohackathon project going? At Twilio, we hope that you're full of ideas and that the code is flowing. But it's not always that easy...Don't worry, we're here to help. There is, of cou...

I have been intending to move my writing off of Medium for a while now, and while I haven't put in the work to move old posts away, I'm at least starting to explore other platforms. Dev.to is the one ...

What's grinding your gears?...

This article was originally published on www.aboutmonica.com.I recently created a Stimulus Check Calculator based on figures from the CARES Act and the Washington Post to help people estimate the amou...

How do people who use the Heroku Platform actually use it? What is a day in the life of a Heroku user? What does it mean to Heroku? Read on to find out the answers to these and other questions.Univers...

List some of the best or worth looking vanilla JavaScript web component libraries....

I'm a front-end developer with almost 4 years of experience, working mostly with React. Today I wanted to practise and build a Select Component in React. I was looking for some inspiration and found t...

DEV is in the process of launching a podcast and we'd love for you to be involved! We're recording the episodes in advance, and this week we'd like to know:What is your top unpopular tech opinion?If y...

On Linux, everything on the system is represented with a file---Keyboards, disk drives, robotic arms, running programs and the rest: All files. Naturally, a Linux system needs a lot of files---And a s...

I've written before that reading books cover to cover is one of the best ways for intermediate devs to discover gaps in knowledge and strengthen their knowledge of design patterns. Over the past coupl...

Does the new trend of Static site generation have an impact on API server resources? Lets see! What is Static Site Generation?With Static Site Generation, a website dynamic content is generated v...

Hi there, I have a table of unstructured text in the form of brand names. Some cells are clean and others are mushed together (see below). Is there a simple way for me to parse this text without code ...

This post originally appeared on my personal blog.As the pandemic rages on, I need to distract myself. What better way than by diving into some Ruby on Rails? I focused entirely on front-end early in ...

About 2 months ago I changed jobs, I started working at DEV. As a senior developer, Ive been through the process of finding my way through a new codebase a couple of times, and each time it seems to g...

...

Reading files from any package is essential before production. But since we as developers love automating things. Validating package accessibility and detect extensions among other things should be do...

You need to modify config. Server or platform type config.What's your favorite or preferred way to get this done? YAML, XML, JSON, something else? All of the above? Some mix?Does your answer change if...

In a recent project, I needed to share the results obtained from some data analysis with Pandas in the format of a CSV on Google Sheets. The first approach I tried was using GSheets which is quite nic...

Im happily coming back with my front-end shorts series.Unfortunately, I dont have enough time to write long articles, but I would be happy to share some front-end tips and tricks that I have already a...

When I started my career transition I knew there were certain things I would have to do to leverage myself. Becoming part of the Twitter community was one thing, being involved locally was another, an...

I will admit I'm not a plant expert by any stretch of the imagination but in permanent remote settings, it can get cumbersome at the home office. Studies indicate that plants (and other living things ...

Get more information and more examples at my AboutRuby project:AboutRuby projectHere's the write-up over at the Ruby project:Ruby projectMy main page is here.TL;DRI've been working on enhancements to ...

The room darkens as the sunsets final rays filter through the windows. We gather around the table, various cups and containers that once held caffeinated beverages litter the room now only serve as a ...

What is the process to get code into prod?...

The 2019 Thoughtworks Radar advised organisations to adopt the four key metrics that have been published in the really well received Accelerate book. The reason behind that decision is that those metr...

What does event.waitUntil do in service worker and why is it needed? Jun 18 '16 Comments: 1 ...

(or Zoom choices are what got them in trouble)(opinions are mine and not DEV's) A (mild) defense of Zoom Inc.'s troublesLet me start by quoting Citizenlab's report:For those using Zoom to keep in...

I studied computer science at the university, and with the overwhelming majority of classmates being male, acting like just "one of the guys" worked to my advantage.When I started working, I tried to ...

TLDRHas anyone found a good solution to getting the original images in Sketch / FramerX / Figma files? ProblemI'm primarily a UI developer so a lot of my daily work involves referencing UI ...

JavaScript is not the only language that can be used to do Web development. Some other languages built upon other programming paradigms like Elm or PureScript are available as well. They rely on funct...

I've seen two frameworks consistently the most talked about: Rocket and Actix-web.Rocket seems to have a positive user experience, but it uses Nightly and does not have async yet. But it's also making...

I've seen two frameworks consistently the most talked about: Rocket and Actix-web.Rocket and Actix-web seem to have a positive user experience and are more complete frameworks, but Rocket (for now) us...

I get the impression that web development is the overwhelming path of choice for bootcamps, etc. But it's only one field in dev/IT.I wonder if we could do better to have more diversity in early career...

TL;DR, the trick is:setTimeout(() => { debugger; }, 3000);I've been using that line of code for years.I use it once in a while, but those times, it saves me from a big headache.You may be asking yo...

I've joined countless others in creating a Coronavirus data dashboard using React. So far it's pretty bare bones. I'm planning on adding more but I thought I'd share what I built so far.You can see th...

I'm sure like most of us, we got some kind of power training through a Bootcamp. At least that's what I did. But with the nature and speed they teach you the topics, it's easy to forget them.Having on...

Introduction Hey there dev.to community! My name is Seth, and I've been working in tech and software for about 7 years. I've worked across many tech stacks, and even started my career as a mainframe ...

Are you looking for contributors to help out on your submission for the Twilio Community Hackathon? Then you came to the right place this thread is for you! Consider turning on your open DEV Connect ...

The front page of JeremyMorgan.com loads less than a second, most of the time, from various parts of the world. The website was fast before when it loaded in 3 seconds with the old design. Now it's ev...

Originally posted on my blog.As we have seen in the previous chapters, the shell is a program allowing you to run other programs. It is an invaluable tool in the life of a software engineer, as it pro...

Hey there!Like most of us, I find myself needing to up the ante equipment wise at the home office. I've landed a nice setup with monitors and a HyperX Quadcast mic, I'm waiting for a mechanical keyboa...

High resolution images are something we all want. Whether it's on a mobile phone, a desktop or a laptop - no one wants to look at a blurry image. There are multiple ways to achieve this, but today we'...

Header Image Credits: Marianne HarrisonDid you know you can use Google Drive to host basic websites?This only works for static websites but its very handy when you need to share an idea with someone e...

Header Image Credits: Marianne HarrisonDo you have an idea that you want to share the result right away with a friend without having to create a repository on github? You can use Google Drive to do th...

What are the new things you have unexpectedly started because of the outbreak/lockdown that you might otherwise never have?List them down in the comments and finish off with a power emoji of your choo...

Can you spot the differences between Exhibit A:And Exhibit B:Which one looks subjectively better?Would it help to know how many differences to look for? I'll tell you down below, but if you like the ...

Using Python to work out visualise the best times and topics on Dev.toHaving an international community on Dev.to means that there are users active all around the clock, that makes it hard to understa...

So many Coronavirus statistics websites are built these days!Sharing with you mine which is a responsive dashboard website I created presenting Coronavirus (COVID-19) pandemic live statistics and news...

Tailwind CSS comes with a great CSS Reset, called Preflight. It starts with the awesome Normalize.css project, and then nukes all default margins, styling, and borders for every HTML element. This is ...

Hello everyone, I am Naveen Kharwar. I am a student as well as a programmer by passion. Being in quarantine I've got a lot of time so instead of wasting it in boredom, I decided to invest it in brushi...

This week my good friend John joins me again to talk about how to be productive while Working from home during the times of quarantine! Breakpoints00:42 Chill zone and catching up02:45 Topic intr...

What I want to buildHey, this is my first blog for Twiliohackathon, and our first milestone is brainstorming an idea, UI/UX designs and codebase structure.Before talking about the idea, let me s...

Documenting a snapshot of life in tech in the time of Covid-19......

How do yall focus when it seems impossible to focus?...

First off, thanks to Niall for this great idea! I was looking for something to write about and he recommended a "documentation template" for new features.I'm going to make more of a checklist than a t...

Looking back on your week -- what was something you're proud of?All wins count -- big or small Examples of 'wins' include:Getting a promotion!Starting a new projectFixing a tricky bugCleaning your hou...

Do you use tabs or spaces? Why? Let me know in the comments!...

I've been seeing a lot of people going through tough times with the current pandemic. I'd like to try to help in someway. If you'd find it helpful for any kind of portfolio/resume review, I'd be more ...

...

What's your overall approach here?...

Around 3 years ago, I started managing the AWS workload of a medium-sized enterprise. I learned a lot on the job and have had my fair share of mistakes. In this article, I will share with you 9 things...

Cover image by Joel FilipeIn my previous tutorial I showed how to use an Amplify serverless function to deploy a REST API running an Express server. What if we wanted to take a similar approach, but i...

Hi all . Recently I came to know that Pluralsight is offering All 7,000+ courses for free for April month! No credit card required.Learn any Programming or Technology Courses for FREE in April.You can...

In my livestream today I had the need to bring in a spinner component to show work in progress in my app. However found that existing React spinners were too heavy. That's when I had the idea to use w...

Hopefully you saw that earlier today that we announced the first Twilio x DEV community hackathon. We're really excited to see what this community can build!If you have questions about the hackathon, ...

Times are tough right now. The world is struggling with this pandemic, and folks are staying inside to help stop the spread. Pluralsight has just announced that they're opening up the entire platform ...

Earlier today, I saw an article about how the current US Presidential Administration plans to distribute COVID-19 tests. According to the article, the Administration is debating sending tests to rural...

After reading posts here for several years now, I decided to write my first one too. I hope everyone is doing fine in the current situation. For my part, I've been in quarantine for around two and a ...

THETEALPICKLE is on the App Store!! Currently available for iOSv1.0.1with @thetealpickle content you can [resources like code snippets, view videos, read articles, listen to podcast episodes]with @the...

We are very excited to announce the first Twilio x DEV community hackathon!Running through April 30, this contest will be an opportunity to earn community bragging rights, build impactful projects wit...

Reliability, consistency and confidence through immutabilityId like to express my gratitude to my colleagues and friends Ricardo Sueiras, Danilo Poccia, and Matt Fitzgerald for their valuable fe...

Kristian from Bytesized Code here super excited to announce the speaker lineup for Byteconf React, a free live-streamed React conference!Byteconf React will be a great resource for React developers ...

Guys can you tell me how I can have per-test tearDown logic? How I can have on each phpunit test specific tearDown logic? ...

Universal bug tracker for everyone! BugVilla allows team members to collaborate, discuss and kill bugs effectively.Live Demo: https://bugvilla.herokuapp.com/Source Code: https://github.com/anuraghazra...

I prefer to use Docker containers for running a PostgreSQL database.Spin up the container, develop the app, then tear down the container. The Postgres database doesn't clutter up my local system, and ...

Dolt is an open source SQL database with Git-style versioning. In Git the unit of versioning is files. In Dolt, the unit of versioning is SQL tables. Dolt will eventually support 100% of the Git comma...

If you're building a mobile application and you need access to the user's contacts you wouldn't give it a second thought, but on the web this feature was missing. The Chrome team saw this gap and got ...

The long awaited support for .NET Core 3.1 on AWS Lambda has finally been released. My Twitter bot runs on .NET Core 2.1 in a Lambda function and I have been meaning to update it to .NET Core 3.1 sinc...

Hi developers,I was just reading an article in a MagPi booklet about GPIOZero. The article mentioned how this nice Python library for physical computing got it's name. It was basically designed with "...

After previous two parts of the series, we know why I've chosen Svelte and Sapper to reach our goal and how to build with them a super performant app. We also have a functional Hello world app with ma...

Although Git is a very powerful tool, I think most people would agree when I say it can also be... a total nightmare I've always found it very useful to visualize in my head what's happening when wor...

This post was originally published in adityasridhar.comThis article will explain how to Use Streams in GRPC in a NodeJS Application.To know the Basics of GRPC and Protocol Buffers you can read my Intr...

So you know I have started a book, and I have announced it on dev.to: Adventures of a developer team Leonora Der Jan 3 1 min read #book Che...

Originally posted on my blog.Recently I found myself designing a system that had AWS Lambda functions inside a private VPC. But I needed to pass a payload from the output of the Lambda function to an ...

It's April Fool's, a special day more detested than not. I still have vivid memories of eating an Oreo cookie stuffed with toothpaste instead of icing at the age of four. It's also the day that tech c...

Hello beautiful people After 60 posts and a weekly challenge to write a blog post!We have reached 30.000 followers!Thank you all for that!To celebrate this we will have an #AMA here!So ask me anything...

Hello,I'm seeking a React component library that can be used with TypeScript, I can control the styles by emotion's css prop (or something similar), and is supporting theming.I found the followings:Ma...

As a precautionary measure to limit the exposure to corona, most of us are huddled working from home. Especially those who work in industries that allow it such as the IT Sector. And as a part of a co...

As a precautionary measure to limit the exposure to corona, most of us are huddled working from home. Especially those who work in industries that allow it such as the IT Sector. And as a part of a co...

The tag #news has recently gotten some love with a general overhaul of the description and guidelines. Why the overhaul?There has been a lot of confusion in the past, both amongst authors and rea...

Hey friends Yes, this happened. Even though I've joined DEV on Aug 7, 2018, Ive only been writing on DEV for a total of maybe 9.5 months. Ive written a total of 12 posts (including this one). There ar...

As a result of the enhanced community quarantine, I had the time to develop and open-source an interactive 3D map of latest data regarding COVID-19, provided by the World Health Organization. Rea...

Hello code newbies:I have a fun JavaScript question for you.Is the following expression True or False?Math.pow(2, 53) == Math.pow(2, 53) + 1Before answering, please test your answer in your favorite J...

gatsby develop takes times to run than jekyll serve or I'm just tripping?...

Fresh clicast (termcast? bashcast? vimcast?).Source code....

Today, we're announcing our first release of the decade! Expo SDK v37.0.0 (which uses React Native 0.61 internally) is our Spring release, but also inaugurates a new, bolder approach to empowering de...

FINALLY just like I asked for (can't find the comment but I did ask for it)...

I have written before about customizing the authentication UI that AWS Amplify gives you out of the box. But since writing that post I have received lots of questions around more robust ways to do thi...

Whack-a-CoronaThis is a stressful time. Coronavirus is everywhere, and a very serious threat, but if you're looking for a fun semi-distraction, check out this cool game my partner and I made for...

I recently created and published a tiny but handy project which provides a few custom user-defined functions (UDFs) to work with emojis in ksqlDB. While there is a minimum viable amount of project doc...

I am watching More Instantly Better Vim by Damian Conway and he has a nice piece of code to put into vimrc of yours and your friends:highlight ColorColumn ctermbg=16 ctermfg=greenexec 'set colorcolumn...

Imagine yourself being a recruiter of a giant product based tech firm(say something comparable to Google), what would be your recruiting criteria among mentioned below?I will recruit someone with exce...

Imagine yourself being a recruiter of a giant product based tech firm(say something comparable to Google), what would be your recruiting criteria among mentioned below?I will recruit someone with exce...

One of the first glances I took to electronics in a serious way was at university. Against most of my classmates, in the third year I chose to study electronics specialization alongside systems. Most ...

You need a database. Maybe you need more than one. Fifteen years ago youd choose MySQL if you were from the open source camp, SQL Server if you were on the Microsoft stack, and Oracle if you were oper...