Issue #98

April 20th, 2014

Articles & Tutorials

Link Bild Mastering ProGuard for Building Lightweight Code (www.crashlytics.com)

At Crashlytics, we’ve spent a lot of time leveraging ProGuard to develop lightweight libraries, helping developers ship awesome products. For those of you looking to build lightweight apps/libraries, here're a few strategies we crafted to help you optimize your interaction with ProGuard. Enjoy!

 

Bluetooth LE – Part 2 (blog.stylingandroid.com)
In this article, Mark Allison defines the Service / Activity architecture that he's going to use to ensure that Bluetooth operations remain decoupled from the UI.

Handy adb commands for Android (www.growingwiththeweb.com)
Here are some useful commands for Android's adb. They can be used manually or to automate your build or testing process.

The Complete Activity/Fragment Lifecycle Chart (plus.google.com)
After struggling with trying to figure out how various pieces fit together, Steve Pomeroy did some research and put together the complete Android Activity/Fragment lifecycle chart.

Simulating Activity Configuration Changes (plus.google.com)
In case you didn't know this method existed... Alex Lockwood writes about the Activity.recreate() method.

A Performance Comparison Between Java and C on Nexus 5 (www.learnopengles.com)
This article takes a look at a DSP filter adapted from coefficients generated with mkfilter, and compare three different implementations: one in C, one in Java, and one in Java with some manual optimizations.

Sponsored

Link Bild The Most Powerful Android Crash Reporting Solution (try.crashlytics.com)

Spend less time finding & more time fixing crashes. Crashlytics provides deep and actionable insights -- even the exact line of code your app crashed on, in real-time. Trusted by apps like Square, Yelp & Path, we offer unlimited developer seats at no cost! Enjoy it on us.

 

Design

Some of our favorite #AndroidWear ideas from the commun (plus.google.com)
Roman Nurik highlights some interesting Android Wear designs found around the web.

OPENICONIC (useiconic.com)
An open source icon set with 218 marks in SVG, webfont and raster formats

Fireside Chat: Android Design (vimeo.com)
Matias Duarte, VP of Design, Android sits down to talk design with Josh Topolsky, Editor-in-Chief, The Verge

Libraries & Code

DraggablePanel (github.com)
Android library used to create an awesome Android UI based on a draggable element similar to the last YouTube graphic component.

News

Droidcon Berlin 2014 (de.droidcon.com)
Droidcon is all about Android, meeting the Android community, learning about the latest develops and giving you a stage to talk about your apps and solutions or just discuss a problem you are facing. Sebastian and Martin from the Android Weekly Team will also be at the BarCamp on Saturday!

Link Bild Take 10 Minutes for this Developer Survey (www.vmob.me)

VisionMobile has launched a new app developer survey and is looking into opportunities and challenges in the app market. The results of the survey will be available as a free research report in July, while respondents can win great prizes, including an iPhone 5s, a Galaxy S5, a Sphero, a Lego Mindstorm robot, a Raspberry Pi Ultimate Starter Ki, a Das Keyboard - and more!

 

Tools

Android Studio 0.5.5 Released (tools.android.com)
Some changes include new resource type inspection, support for the new annotations which shipped with the most recent version of the support library, and many more.

Specials

Port apps to Nokia X (de.droidcon.com)
Nokia X, launched at Mobile World Congress in Barcelona in February, is a new platform and family of smartphones which targets the growing demand for affordable smartphones, primarily in growth markets. Android apps can be adapted to run on Nokia X devices with just a few adjustments. At droidcon, Nokia offers app developers to help them port their apps to the new platform.