Articles by TutsPlus - Code from February 2018

An app's credibility today highly depends on how the user's private data is managed. The Android stack has many powerful APIs surrounding credential and key storage, with specific features only availa...

Bitcoin is booming.In February of 2018, someone bought $400 million worth of Bitcoin. But this isn't just an isolated instance. While $400 million is certainly newsworthy, the truth of the matter is t...

Real-time code collaboration has been improving at a fast pace in recent years, impacting how developers work within teams touching the same code base. In this article we’ll dive into some of the be...

In this article, we'll go through mutators and accessors of the Eloquent ORM in the Laravel web framework. After the introduction, we'll go through a handful of examples to understand these concepts.I...

Photo apps are among the most popular in the Android app categories worldwide and if you want to ride the wave of that popularity by creating a photo app or two yourself,  read on to discover the 10 ...

This is the second part of the series on Higher-Order Components (HOCs). Today, I will cover different higher-order component patterns that are useful and implementable. With HOCs, you can abstract re...

Bootstrap is one of the most popular front-end frameworks for web designers, and its eagerly awaited version 4 just launched! In this free live stream Adi Purdila will take a look at what’s...

Application widgets provide your users with easy access to your application’s most frequently used features, while giving your app a presence on the user’s homescreen. By adding a widget to your p...

What You'll Be CreatingAlmost every web app is going to need a registration form. Find out how to code one the right way in our new course, Code a Registration Form Using Bootstrap and jQuery.What Yo...

Child themes are a great way to customize an existing WordPress theme. You can add styling and functionality that the original theme designer never thought of, and you don't have to worry about lo...

What You'll Be CreatingIn these tutorials, I'll show you how to create and interact with a GraphQL database using AWS AppSync and React Native. This app will have real-time & offline functionality...

One day, my friend sent me some images to test my algorithm on. The algorithm worked just fine, and I got everything running through. When analyzing the results, however, I saw that some images had be...

Higher-Order Components (HOCs) are an interesting technique in React used to refactor similar components that share almost the same logic. I know that it sounds abstract and advanced. However, it is a...

What You'll Be CreatingIn this tutorial, we will create an interactive element with the CSS3 perspective property in order to give a sense of three dimensions. This tutorial will also teach you how to...

What You'll Be CreatingThe material design team at Google gives a clear definition of what settings in your Android app should do:App settings let users indicate preferences for how an app should be...

IntroductionSome problems are more naturally solved using recursion. For example, a sequence like the Fibonacci sequence has a recursive definition. Each number in the sequence is the sum of the previ...

Firebase Remote Config is a unique service designed to give you fine-grained control over instances of your apps while they are installed on user devices. By using it, you can reliably modify the look...

OverviewJSON is one of the most popular serialization formats. It is human readable, reasonably concise, and can be parsed easily by any web application using JavaScript. Go as a modern programming la...

Stimulus is a “modest JavaScript framework”, built by the folks at Basecamp who brought you Rails.It is, in many ways, the opposite of other modern frameworks available today. While you might see ...

Visual Studio Code is one of the newest kids on the IDE “block” and it’s making a lot of noise. It’s taken a little while to gain traction, perhaps because it’s one of Microsoft’s few open...

Expo is a collection of tools that make it easier to code React Native apps. In this tutorial, I'm going to show you how you can quickly create React Native apps using Expo.With Expo, developers can c...

The multiprocessing package supports spawning processes using an API similar to the threading module. It also offers both local and remote concurrency. This tutorial will discuss multiprocessing in Py...

In this article, we are going to explore the basics of event management in Laravel. It's one of the important features that you, as a developer, should have in your arsenal in your desired framework. ...

In the previous part of this tutorial series, you learnt how to implement the functionality to edit the blog post details.In this part, you'll implement the functionality to delete an existing blog po...

One of the first things users will want to do with a new smart home device is get it on their wireless network. Many IoT devices lack a screen or keyboard, so one way to do this is by allowing users t...

What You'll Be CreatingIn these tutorials, I'll show you how to create and interact with a GraphQL database using AWS AppSync and React Native. This app will have real-time and offline functionality...

What You'll Be CreatingIn these tutorials, I'll show you how to create and interact with a GraphQL database using AWS AppSync and React Native. This app will have real-time & offline functionali...

In the previous part of this tutorial series you learnt how to create the add post component to add new blog posts. You learnt how to create the REST API endpoint to add a new post to the MongoDB dat...

In the previous part of the Angular blog tutorial series, you learnt how to create the ShowPostComponent to display the list of blog posts on the home page. You fetched the records that were inserted ...

Since Android 1.5, application widgets have enabled users to get information, control apps, and perform crucial tasks, all from the comfort of their homescreens.In this two part series, I’ll be show...

Mocking is a library for testing in Python. It allows you to replace parts of your system under test with mock objects and make assertions about how they have been used. This tutorial will discuss in ...

In the last part of the tutorial series, you saw how to write the REST API endpoint for user login. You used Mongoose to interact with MongoDB from Node. After successful validation, you saw how to u...

In the first part of the tutorial series, you saw how to get started with creating an Angular web app. You learnt how to set up the application and created the Login component.In this part of the seri...

In my previous articles I covered the various aspects of Elixir—a modern functional programming language. Today, however, I would like to step aside from the language itself and discuss a very fas...

Angular is a one-stop framework for creating mobile and web apps using the same reusable code. Using Angular, you can divide the whole application into reusable components, which makes it easier to m...

What You'll Be CreatingGraphQL is designed to work with data represented by a graph, and it has a powerful query syntax for traversing, retrieving, and mutating data. Learn how to use it in our new co...

Before going ahead with this tutorial, it is a good idea to summarize everything we have done so far in order to avoid any confusion and errors. If you have missed any of the steps from the last three...

So far in this series, we've covered two separate ways to dismiss persistent WordPress admin notices. We'll build on that in this fourth and final part of the tutorial series by looking at two more sp...

In the third tutorial of the series, you learned how to create the HomeComponent of your country information app. We will create two more components in this tutorial. One of the components will list ...

Welcome back to our series on persisted WordPress admin notices. We're now in a good position to be able to extend our admin notice functionality and control when they appear on the page.After that, ...

The second tutorial of this series taught you how to store data inside the Angular app and access it using a service class. In this tutorial, we will create the HomeComponent for our Angular app.The h...

In part one of this series, we learned how to implement a basic admin notice that appears at the top of every WordPress admin page. In this tutorial, we'll start to build out a plugin to contain all...

In the first tutorial of the series, we learned how to get started in order to create an Angular app. After successfully completing that tutorial, you should now have your first functioning Angular ap...

Angular has become very popular over the past couple of years. You can use this open-source JavaScript framework to build web and mobile apps. If you've been thinking about learning Angular but don't ...

WordPress admin notices provide a convenient way to display messages to users in the admin area, e.g. after a post has been updated or a plugin has been activated. They're also used by many themes and...

If you work with WordPress sites, you probably know that they're built in the PHP programming language. But do you know how PHP really works, beyond copying and pasting code snippets?In our new short ...

Fixing a bug is a whole lot easier when you know how it occurred, but that may not always be the case. Once the software has been shipped, you are left at the mercy of customers, who may not always r...

Working with date and time can be a confusing task for developers beginning with JavaScript. In this tutorial, you'll learn about a new JavaScript library called Luxon which makes it a breeze to work...

Along with many other things which have quickly been replaced by our modern technology, it looks as if the common tape measure may be the next to go. In this two-part tutorial series, we're learning h...

Along with many other things which have quickly been replaced by our modern technology, it looks as if the common tape measure may be the next to go. In this two-part tutorial series, we're learning h...

The landscape of blogging, marketing, and content creation has radically changed over the past several years. It's caused many content creators to rethink and reimagine monetizing their content.One of...

Along with many other tools which have been made obsolete by modern technology, it looks as if the common tape measure may be the next to go. In this tutorial, we'll learn to bridge the gap between re...

Along with many other tools which have been made obsolete by modern technology, it looks as if the common tape measure may be the next to go. In this tutorial, we'll learn to bridge the gap between re...

In this article, we're going to explore one of the most important and least discussed features of the Laravel web framework—exception handling. Laravel comes with a built-in exception handler that a...