In the previous two tutorials, you've learned how to set up custom fonts on Android the modern way. Either as fixed font style (such as Noto Serif bold) or as font family (such as Noto serif in several weights). However, so far you've only used XML designs to configure app …

In the last tutorial, we've explored the modern way of implementing custom fonts on Android. However, it broke the support for dynamically changing the font style and weights (for example, bold or italic). In this tutorial, we'll fix this drawback and configure a font family with different styles. {{outline}} {{video} …

In today's competitive app market on Google Play, a beautiful, polished app is necessary to be successful. Custom fonts are an important element of taking an app to the next level and distinct yourselves from the mass. We discussed this in our first tutorials on how to implement custom fonts …

After more than fifteen function-relevant Gson tutorials we'll move to something more developer focused. By default Gson will create minified JSON strings. This is important to reduce the amount of data being transferred over the network. However, especially with large models, for us developers it can be challenging to read …

If you're using the code obfuscator ProGuard before releasing apps, this will be a valuable tutorial for you. We'll go through a standard ProGuard configuration, which should prevent unexpected runtime exceptions in your apps when you're using ProGuard and Gson. If you're not using ProGuard, you can check our other …

Travis CI is a sophisticated continuous integration and deployment service. It integrates with GitHub and runs tests on events like commits or pull requests. {{outline}} {{video}} At this point, we published two hapi plugins. Testing both plugins is an essential part of our development flow to know they are mature …

Gson is awesome in making conversion from JSON to Java classes easy for us developers. With a few lines of code, you can pass JSON and get fully-mapped Java objects back. However, one pain point of using Gson is setting up appropriate Java POJO classes. Creating a POJO class based …

Axios is a promise-based HTTP client for the browser and Node.js. It has a convenient and modern API simplifying asynchronous HTTP request and response handling. Let’s explore how to download files with Axios in Node.js. {{outline}} {{video}} Axios File Download in Node.js This tutorial is specifically …