Articles & Tutorials

Patrick Favre-Bulle gives a primer on the Advanced Encryption Standard (AES) and shows you how to easily implement this with Java avoiding most security issues.

Nate Ebel was excited at the prospect of IoT and building with Android Things for a long time. Here's how he got started over the holidays, including hardware choice and setting it up.

Josias Sena uses RESTMock for network testing due to its useful additional features and simplicity. Here's how it made a lot of his network testing easier.

Aritra Roy's in-depth discussion about testing in Android, and steps to starting your journey towards understanding and mastering it.

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Prompted by research, the Wikimedia Android team introduced a number of improvements to the app in order to better serve app users who have restricted or low-bandwidth access to the internet.

Ihor Klimov gets into testing Android apps with Robolectric and walks you through some of the tricky parts.

Have you ever wondered what happens to your Android application code when it’s compiled and packaged into an APK? This post by Jamie Lynch takes a deep dive into the Dalvik Executable Format, with a practical example of the structure of a minimal Dex file.

Anshu Rustagi explains how four biggest and best improvements shaved off a full second of app launch time.

Bryan Herbst looks at a few examples in which applications can crash due to a RxJava stream throwing an exception even if we have implemented onError correctly.

Joao Alves continues his series on looking at the unique features in Kotlin's syntax, including When, Ranges and Smart Casting.

Joe Birch recently had a chance to try out the new Play Billing Library from Google and it’s a dream come true for in-app billing.

Cyril Pillai writes about his experience and the impact that Android certification has had on his life.

Mark Allison writes an app using the Mobile Vision library (which is part of Play Services) to magically transform anyone in the camera into either Santa Claus or an elf.

Mark Allison writes an app using the Mobile Vision library (which is part of Play Services) to magically transform anyone in the camera into either Santa Claus or an elf.

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Libraries & Code

A smart colored time selector. Users can select just free time with a handy colorful range selector.

A library that takes the standard Android toast to the next level with a variety of styling options. Style your toast from code.

RESTMock is a library working on top of Square's okhttp/MockWebServer. It allows you to specify Hamcrest matchers to match HTTP requests and specify what response to return.

News

Android Studio 3.1 Canary 7 is now available in the Canary and Dev channels, and includes general bug fixes.