In this blog post, we'll explore an interesting behavior of Gson: HTML escaping. By default, Gson escapes typical HTML characters, like < or > to \u003c and \u003e. If your server can handle these tags just fine, you might be interested in disabling this behavior. In this tutorial we'll show …

We've already shown you in a previous tutorial how to upload files and how to upload multiple files to a server. In this tutorial, we'll show you a way of uploading multiple files with one request without knowing how many files it'll be. This is useful when the user can …

In this blog post, we'll give you a list of some alternatives to Gson. Since it's such an important task of converting Java objects to JSON and vice versa, quite a few libraries popped up. We personally like Gson a lot, but there is no reason not to broaden one's …

In our last Retrofit tutorial, we've introduced mocking server responses with MockRetrofit. We've mentioned on the side that we're using the NetworkBehavior class, but didn't go into the details of the configuration options. In this tutorial, we'll make up for that. In case you need to make up for missed …

Retrofit offers a wide range of functionalities and there are a lot of possible configurations. A lot of larger applications will require some specific setup, for example for OAuth authentication. In order to achieve a clean and stable project, we'll introduce you our idea of a sustainable Android client: the …

Google highly recommends to use ProGuard for release builds which get distributed via Google Play. We’ll guide you through the basic setup of ProGuard and show you how to configure Picasso in the phase of release preparation. First, let’s get a wrap up about ProGuard and afterwards we …

In the getting started with Retrofit tutorial you've implemented your first request against one GitHub endpoint. Hopefully, you're excited to try out more of Retrofit's functionality. In this tutorial, you'll learn in more detail how to describe API endpoints in Retrofit. {{outline}} {{video}} How to Describe API Endpoints As you've …

In this blog post, we'll tackle one of the most complicated issues of any data mapping: dates and times. Over the last few decades programmers have developed hundreds of different formats of stating the date and time. Keep reading, if you want to learn how you can utilize some standard …