Articles by TutsPlus - Code from September 2017

Video backgrounds are a hugely popular website design trend that undoubtedly adds a touch of cool to any site. More importantly, though, using a video background is a powerful way to amplify your site...

Slack is quickly becoming the new industry standard for teams to communicate with. In fact, it is so popular that when I typed slack into Google, as I expected, the first result was the definition of ...

IntroductionSuppose you have been given the task to write a program that displays the numbers 1–100. One way you could accomplish this is to write 100 console.log statements. But I’m sure you woul...

IntroductionSuppose you have a file that is 82 lines long and consists only of a series of statements. (I hope this is isn’t true, but anything is possible.) How would you understand what the progra...

Do you have half an hour free to beef up your WordPress security knowhow? If so, you'll want to take our new short course, WordPress Security Top Tips.What You’ll LearnIn this course, you'll learn s...

Thanks to the rising wave of artificial intelligence, users these days have come to expect apps that are both smart and aware of the contexts in which they're being used. IBM Watson offers a variety o...

IntroductionIn part one of this series, our programs were only written as a sequence of statements. This structure severely limits what we can do. Say you are designing a program that needs to log in ...

A multithreaded app has two or more parts that can run in parallel. This lets the app make better use of the cores inside the device CPU. This lets it get tasks done faster and leads to a smoother and...

Yarn is an open-source npm client that was developed at Facebook and improves on many aspects of the standard npm client. In this tutorial, I'll focus on the top six features that make Yarn awesome: S...

Let's start this tutorial with the question: "What is TypeScript?" TypeScript is a typed superset of JavaScript that compiles to plain JavaScript. As an analogy, if JavaScript were CSS then TypeScrip...

IntroductionJavaScript is a language that we can use to write programs that run in a browser or on a server using Node. Because of Node, you can use JavaScript to build full web applications like Twit...

React Native has been gaining in popularity for one obvious reason: it allows developers to write code across different mobile operating systems. This means that they no longer have to build the same ...

If you have been following this series from the beginning, you might have noticed that Plotly.js uses the same scatter type for creating both line charts and bubble charts. The only difference is that...

When crafting an Elixir program, you often need to share a state. For example, in one of my previous articles I showed how to code a server to perform various calculations and keep the result in memor...

So far in the series, you have learned how to create line charts and bar charts in Plotly.js. As I mentioned in the introductory tutorial of the series, Plotly.js is not limited to just a few chart ty...

Kotlin is a functional language, and that means functions are front and center. The language is packed with features to make coding functions easy and expressive. In this post, you'll learn about exte...

In our last tutorial, you learned how to create line charts in Plotly.js. Every aspect of line charts, like the data to be plotted and the shape or color of the line connecting the plotted points, can...

What You'll Be CreatingApple’s latest IDE version, Xcode 9, is being released along with iOS 11 this September. And it's a huge update! Fans of Git for source control management (SCM) are big winn...

The main purpose of a digital signature is to verify the integrity of some information. For a simple example, let's say you had a file that was transferred over the network and you want to check that ...

When you use Git as part of your workflow it can be very useful to have easy access to a GUI to help speed up your processes. There are a great many Git GUIs to choose from, but if you use Atom as you...

When it comes to plugins for laying out the pages on your WordPress site, Visual Composer is a hard one to beat. This easy-to-use drag-and-drop page builder with over 200 unique addons will help ...

In the Getting Started With Plotly.js tutorial of this series, you were presented with a quick start guide that briefly covered all the features, bundles and chart types available in the library. If ...

What better way to celebrate ten years of Envato Tuts+, than with a fantastic selection of freebies and resources for our community? Join us as we take a look at how Tuts+ has changed over the last te...

Wouldn't it be great if an Android app could see and understand its surroundings? Can you imagine how much better its user interface could be if it could look at its users and instantly know their age...

In the series titled Getting Started With Chart.js, you learned how to use Chart.js to easily create responsive canvas-based charts. The series covered seven basic chart types offered by the library....

If you're looking for a comprehensive guide to design patterns, our new course is ideal for you. In Swift Design Patterns, you'll get 24 detailed videos totalling 3.5 hours of viewing time, in which y...

API stands for Application Programming Interface. APIs allow the creation of an application to access features of an application or service. Building APIs with Node is very easy. Yes, you heard me rig...

NativeScript is a framework for building cross-platform native mobile apps using XML, CSS, and JavaScript. In this series, we're trying out some of the cool things you can do with a NativeScript app: ...

What You'll Be CreatingProtractor is a popular end-to-end test framework that lets you test your Angular application on a real browser simulating the browser interactions just the way that a real user...

In my previous post, you learned that Intents let us send messages from one Android component to another. Well, one very important kind of component is an Activity. Activities are a fundamental part ...

What You'll Be CreatingAre you familiar with the term "spaghetti code"? This is a metaphor you might hear from non-JavaScript developers in criticism of the language. It is code with no structure. It...

Kotlin is a modern programming language that compiles to Java bytecode. It is free and open source, and promises to make coding for Android even more fun.  In the previous article, you learned ab...

JavaScript was always a significant programming language, being the only language that runs reliably in the browser. Recent trends in front-end development as well as Node.js based back-end developmen...

IntroductionRestify is a Node.js web service framework optimized for building semantically correct RESTful web services ready for production use at scale. In this tutorial, you will learn how to build...

Working as a CodeIgniter developer, you might have come across the concept of a library that enriches the core framework functionality, and CodeIgniter itself provides lots of useful libraries in the ...

In my previous post in this series, I wrote about the Model-View-Controller pattern and some of its imperfections. Despite the clear benefits MVC brings to software development, it tends to fall sho...

What You'll Be CreatingThis is the second installment of the series on testing in Angular using Jasmine. In the first part of the tutorial, we wrote basic unit tests for the Pastebin class and the Pas...

You have worked weeks or months on your first iOS application, and you are ready to submit your masterpiece to Apple's App Store. How do you do this? Is your application ready for submission? I am sur...

Go couldn't load code dynamically prior to Go 1.8. I'm a big proponent of plugin-based systems, which in many cases require loading plugins dynamically. I even considered at some point writing a plugi...

What You'll Be CreatingTest Driven Development is a programming practice that has been preached and promoted by every developer community on the planet. And yet it's a routine that is largely neglect...

What You'll Be CreatingBeing able to write your own plugins lets you write code that you can use on all your sites, regardless of the theme. Putting your code in a plugin is usually better practice th...

We've already covered a lot of ground in our Android Architecture Components series. We started out talking about the idea behind the new architecture and looking at the key components presented at Go...

Go has a very interesting type system. It eschews classes and inheritance in favor of interfaces and composition, but on the other hand it doesn't have templates or generics. The way it handles collec...

What You'll Be CreatingIn the previous tutorials, we took a look at the Realm Platform as well as the on-device Realm Database for iOS. In that post, you learned how to synchronize your app data ...

NativeScript is a framework for building cross-platform native mobile apps using XML, CSS, and JavaScript. In this series, we're trying out some of the cool things you can do with a NativeScript app: ...

In the previous part of this tutorial series, you saw how to implement the profile page feature for the React blog application. In this tutorial, you'll see how to implement tags for the blog posts...

In this article you will learn the basics of concurrency in Elixir and see how to spawn processes, send and receive messages, and create long-running processes. Also you will learn about GenServer, se...

What better way to celebrate ten years of Envato Tuts+, than with a fantastic selection of freebies and resources for our community? Join us as we take a look at how Tuts+ has changed over the last te...

In this final tutorial in our React series, we'll create a new <AddMovie /> component for adding new movies manually via a custom form. This will bring development for the 'Movie Mojo' app to a...

So far in this React series, we've created a working sample app as a starting point for our 'Movie Mojo' gallery app, and we've seen how using props allows us to customize the appearance of components...

Kotlin is a modern programming language that compiles to Java bytecode. It is free and open source, and promises to make coding for Android even more fun.  In the previous article, you learned about...