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 …

One of the most commonly asked questions in our email inboxes and comment sections is about API requests not working. The request works on another client (iOS app, Postman tool, …), but not with Retrofit on Android. Our usual suggestion is to add logging via OkHttp interceptor or via Stetho and …

Every good software product follows some architecture and implementation patterns. In the past few decades, a lot of different ideas emerged. New and even experienced developers can still be overwhelmed by the amount of different patterns and when they should be applied. In this tutorial we’ll introduce you to …

At some point you want to expand your platform from browsers to other clients. This could be native apps for Android and iOS. Or you want to shift gears and level up your web frontend with a client-side framework that communicates via JSON data instead of HTML. This is the …

One of the reasons we’re passionate about hapi is its easiness of testing. The framework has a built-in server.inject method that simulates an incoming HTTP request. A server.inject call won’t create a socket connection. You’re not relying to the network stack to run tests in …

In the past tutorials, you've learned the basics of Retrofit call adapters, how to integrate RxJava 1.x interfaces and RxJava 2.x interfaces to your Retrofit callbacks. In this tutorial, you'll learn how to integrate Retrofit's request callbacks into your Guava flow. {{outline}} Integration of Retrofit Callbacks into Your …

Using Retrofit for your Android app's networking can make your life so much easier. However, Retrofit's design requires a single Retrofit instance for each API with a different base URL. Consequently, if your app is talking to two or more APIs (under different URLs), you'll need to deal with at …