Articles & Tutorials

In this tutorial you'll learn how to send messages to the Android Auto notification screen.

You’ve just moved in to a new house and have been given the master key for the front door. You only have one of these so you know you need to keep it safe. Your really paranoid so you hire an armed guard, whose sole job is to protect this key, in fact, this is all he has been trained to do and has a catchy slogan of “need to protect a key, its what I was born to do!”.

The second (and last) part of a series about how to achieve an effect that you can observe in Google+ app - hiding Toolbar and FAB (and any other views) when list is scrolling down and showing it again when it’s scrolling up. This is how you can make it to behave like Google Play Store Toolbar.

Wiebe Elsinga and Ali Derbane will talk about testing android applications and will explore testing tools and frameworks. It's a good Android development series of articles about UI libraries, dependency injection libraries, wireframe and mockup tools and at last reverse engineering of the android applications.

In this article you'll learn how to replace AsyncTask and AsyncTaskLoader with rx.Observable.

In this blog post by Matt Compton you'll learn how to use Squares Flow and Mortar library to rethink the standard Android app architecture.

Sponsored

Android developers are in demand. Join Hired & get 5+ job offers in one week! You'll see compensation figures up front & you'll be able to decide what opportunities interest you. No risk. All reward. Join Hired today!

AppJolt’s one line of code SDK finally lets you use your own uninstall traffic to re-capture their app uninstalls. You are not only saving your daily uninstalls, but you are cross-promoting and getting free installs for your other apps and games. A FREE version is now available for all Android Developers.

Jobs

We are building PSPDFKit for Android using RxJava & C++14. It's a challenging project that will be used in many apps and there's plenty of work left to be done. We have a talented team, who enjoy the benefits of working in a remote environment. If you're up for a challenge, send us your resume.

Do more than code. Raizlabs is seeking an Android mobile developer to engineer beautiful apps and influence product direction for startups and big brands like Bloomingdale’s, Localytics, RunKeeper, Rue La La, Care.com, HubSpot, and many more. Sound like you? Join our team!

Libraries & Code

A powerful Android chart view / graph view library, supporting line- bar- pie- radar- and candlestick charts as well as scaling, dragging and animations.

Do you need validation for your Android forms? This library helps to boil down the tedious work to three easy steps.

A lightweight wrapper around SQLiteOpenHelper which introduces reactive stream semantics to SQL operations.

A Tiny Task Library

ArcAnimator helps to create arc transition animation

Clockwise is a watch face framework for Android Wear. It helps you with all the tedious tasks like handling watch face modes (ambient / burn in / ...) or a big GeometryUtil package with lots of nifty convenience functions.

News

Google will revitalize its payments platform with a new API. The launch will happen at the Google I/O in May.

Events

There will be an Android Wear Hackathon on the 5th of March in Cologne. It is one in a series of the 4 hour venture Hackathons with great mentors and awesome prices. There is no entry free but the event is RSVP.