Android Programming Pushing the Limits by Erik Hellman

By Erik Hellman

For those who already be aware of your means round the Android OS and will construct an easy Android app in less than an hour, this booklet is for you. If you’re itching to work out simply how some distance you could push it and observe what Android is basically able to, it’s for you. And if you’re able to how you can construct complex, intuitive, cutting edge apps which are a blast to take advantage of, this publication is well for you. From customized perspectives and complex multi-touch gestures, to integrating on-line internet companies and exploiting the most recent geofencing and job popularity gains, ace Android developer, Erik Hellman, supplies professional tips, tips and little-known suggestions for pushing the Android envelope so that you can: Optimize your elements for the smoothest person event attainable Create your personal customized perspectives Push the limits of the Android SDK grasp Android Studio and Gradle Make optimum use of the Android audio, video and photographs APIs software in Text-To-Speech and Speech popularity utilize the recent Android maps and site API Use Android connectivity applied sciences to speak with distant units practice historical past processing Use Android cryptography APIs locate and thoroughly use hidden Android APIs Cloud-enable your functions with Google Play prone Distribute and promote your functions on Google Play shop tips on how to unharness the facility of Android and remodel your apps from strong to nice in Android Programming: Pushing the boundaries.

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This is especially useful when you’re including large third-party libraries where you use only part of the classes it provides. jar’) } Another way of doing this is by using a remote dependency repository, such as the central Maven repository. 4’ } The string in the dependencies section is an identifier for a specific version of a library. The call to mavenCentral() will configure your build environment with the correct Maven settings. maven. org/. Once you’ve found the right library, simply click on the version and copy the identifier string from the Grails section.

To put the object back into the pool, you call recycle once you’re done. At that point, it is very important that you don’t touch that object again. With this modification of the Pair class, your previous method with the loop also needs some changes. recycle(); } } The first time this method runs, you create a new instance of Pair, which will then be reused for every new iteration. However, the next time you run this method, no new object is created. Also, because the obtain and recycle methods are thread-safe, this method is safe to execute in multiple concurrent threads.

This method will make reverse engineering much more time-consuming and hopefully discourage hacking attempts on your application. You obfuscate your code for Android by using the ProGuard tool that’s integrated in the Android SDK. gradle. txt’) } } This will enable ProGuard to be applied to the release-build of your application. During normal development this step is excluded. Another reason to obfuscate your code is that doing so performs some additional optimizations, as well as shrinking the resulting dex binary by removing unused code.

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