使ってみる 初めてのアプリを作成することから始めてみましょう。トレーニング コースを活用して理解を深めるほか、ご自身でアプリ開発を習得することもできます。
![アプリの基礎 | Android Developers](https://cdn-ak-scissors.b.st-hatena.com/image/square/9e573e91b0d4ff3d6c58664e2f81c7c304ece866/height=288;version=1;width=512/https%3A%2F%2Fdeveloper.android.com%2Fstatic%2Fimages%2Fsocial%2Fandroid-developers.png%3Fhl%3Dja)
The Android SDK provides most of the tools that you need to debug your applications. You need a JDWP-compliant debugger if you want to be able to do things such as step through code, view variable values, and pause execution of an application. If you are using Eclipse, a JDWP-compliant debugger is already included and there is no setup required. If you are using another IDE, you can use the debugg
Android includes powerful tools for testing applications. The tools extend JUnit with additional features, provide convenience classes for mock Android system objects, and use instrumentation to give you control over your main application while you are testing it. The entire Android testing environment is discussed in the document Testing Android Applications. This tutorial demonstrates the Androi
Android offers a powerful but easy-to-use testing framework that is well integrated with the SDK tools. Because writing tests is an important part of any development effort, this tutorial introduces the basics of testing and helps you get started testing quickly. To keep things simple, this tutorial builds on the Hello World tutorial, which you may have already completed. It guides you through the
Starting from Android 2.0 (API Level 5), the Android platform provides an improved Contacts API for managing and integrating contacts from multiple accounts and from other data sources. To handle overlapping data from multiple sources, the contacts content provider aggregates similar contacts and presents them to users as a single entity. This article describes how to use the new API to manage con
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