Download Android in Practice by Charlie Collins, Michael Galpin, Matthias Kaeppler PDF

By Charlie Collins, Michael Galpin, Matthias Kaeppler

Summary

Android in Practice is a treasure trove of Android goodness, with over ninety proven, ready-to-use thoughts together with whole end-to-end instance functions and useful guidance for actual global cellular software builders. Written via actual international Android builders, this ebook addresses the trickiest questions raised in boards and mailing lists. utilizing an easy-to-follow problem/solution/discussion layout, it dives into vital issues no longer coated in different Android books, like complex drawing and pix, trying out and instrumentation, construction and deploying purposes, and utilizing replacement languages.
About the Book
It's no longer challenging to discover the knowledge you want to construct your first Android app. Then what? in order to construct genuine apps, you will want a few how-to suggestion, and that's what this booklet is about.

Android in Practice is a wealthy resource of Android counsel, methods, and most sensible practices, protecting over ninety shrewdpermanent and worthwhile recommendations that may make you a greater Android developer. suggestions are provided in an easy-to-read problem/solution/discussion layout. The publication dives into vital subject matters like multitasking and companies, trying out and instrumentation, development and deploying purposes, and utilizing substitute languages.
What's Inside* suggestions overlaying Android 1.x to 3.x
* Android for tablets
* operating with threads and concurrency
* trying out and building
* utilizing situation expertise and GPS
* kinds and themes

And a lot more!

This publication calls for a operating wisdom of Java, yet no past event with Android is assumed.

Source Code are available at https://code.google.com/p/android-in-​practice/
desk of Contents

* Introducing Android
* Android program fundamentals
* handling lifecycle and state
* Getting the pixels perfect
* handling heritage projects with Services
* Threads and concurrency
* Storing facts locally
* Sharing information among apps
* HTTP networking and net services
* place is everything
* attract the senses utilizing multimedia
* 2nd and 3D drawing
* checking out and instrumentation
* construct management
* constructing for Android tablets

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This usage of @string means we’re referring to a string resource. We could have hard-coded some text here, but externalizing resources like this keeps our layout and our content nicely separated. After the TextView, we next have an ImageView F. For it, we’re specifying the src attribute as @drawable/droid, another external resource reference, this time to a drawable named droid G. We’ll discuss drawables in chapter 4. For now, we need to Download from Wow! html). With our layout out of the way, let’s take a closer look at how the resource references work.

Eclipse provides convenient Java development features such as syntax highlighting, code completion, error detection, build support, and an excellent debugger. Eclipse also provides wizards for creating and running Android applications, managing and manipulating Android Virtual Devices (AVDs), and specialized editors for creating user interfaces and managing application metadata. DO I HAVE TO USE ECLIPSE? The short answer is no, you don’t have to use Eclipse. You can use the Apache Ant Java-based build tool and the command line if you prefer.

This further helps improve the performance of code running on the Dalvik VM (code that would otherwise always have to be interpreted and run as bytecode). Android provides a Java runtime that’s (almost) as powerful as on the desktop, and better yet, super-fast. Next, we’ll talk about the next part of the stack: the operating system the virtual machine runs on. In Android terms, that means a specialized version of Linux. 4 Linux, but not Linux Linux Underneath the Java source code, the bytecode, the application platform, and the Dalvik VM, Android is powered by a Linux-based operating system.

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