Android-introduction

another way to do a ping in the network using delphi

android上实现的一个简单的浏览器，全屏浏览器，初学者可参考开发(android on the implementation of a simple browser, full-screen browser, beginners can refer to the development)

Checks that a class is valid and can be used in the Android Manifest.

android应用程序开发示例：画图+图片处理(Android application development example: Drawing)

一个效果非常不错的自定义抽屉。非常实用。(a very pratical custom sliding drawer)

GPIO简介 I/O（Input/Output）接口是一颗微控制器必须具备的最基本外设功能。(About GPIO I/O (Input/Output) interface is a microcontroller peripheral functions must have the most basic.)

Log4j log4 For android 日志记录例子

说明：  android应用开发很好的入门资料，非常适合初学者。(An excellent introduction to android application development)

【核心代码】 protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); fp=(AdapterViewFlipper) findViewById(R.id.fp); List listgroup=new ArrayList();

android 九宫格 解锁源码