Hello.Android.3rd

安卓NFC读写M1卡，默认采用默认密钥读写M1卡所有扇区的数据并显示出来。(The android NFC reads and writes the M1 card by default using the default key to read and write the data for all sectors of the M1 card.)

android翻页锁屏 贝塞尔曲线演示程序APK(android flip lock screen)

android 图片搜索 例子源码下载

文档说明非常详细，且包含实例源码以及pdf文档 

android使用JSON进行网络数据交换(服务端、客户端)的实现

实现了一个简单的安卓应用程序，适用于安卓开发入门(Implement a simple Android application for Android development starters)

换皮肤

基于qt开发的GPS功能应用程序，可在android平台上运行；需要在necessitas开发环境下编译。(Qt-based application developed by the GPS function, you can run on android platform need necessitas development environment compiler.)

卡片式View，支持单个卡片，item为卡片的ListView 使用： CardListView list = ... list.setCardTheme(CardTheme.Dark) CardAdapter adapter = new CardAdapter(this, android.R.color.holo_blue_dark) list.setAdapter(adapter) // Alternatively, you can pass a context and string resources in place of strings // CardHeader has an optional second parameter for a subtitle CardHeader header = new CardHeader( I m a header ) // You can optionally set an action to the header // Specifying no action title will default to See More header.setAction( See More , new CardHeader.ActionListener() { @Override public void onHeaderActionClick(CardHeader header) { // Do whatever you want } }) // Add the header to the adapter, automatically notifies the list adapter.add(header) // Again, you can pass a context and string resources in place of strings Card card = new Card( Hello , My name is Aidan ) adapter.add(card) (This library is no longer maintained, as this implementation is generally frowned upon in the new Google Material design guidelines, excluding certain situations (like Google Keep type UI). See the new CardView APIs in the Support Library.)

[安卓开源]Image(图片处理，放大，旋转，清晰度。。。。效果)