android 音乐播放器

这是一个用于自行车导航带地图和路线规划的android源码( 这是一个用于自行车导航带地图和路线规划的android源码 This is a navigation map for the bike and route planning Android source)

使用java语言开发了基于android操作系统的蓝牙串口app，可以与无线串口设备通信，可用于控制智能车，飞机等，参数可调，源码方便易懂，适用于初学蓝牙串口者。

照片墙实现，实现图片大小不一样的排序，实现美感效果。

android中根据经纬度查询附近的好友，代码清晰明了，有注释，适合初学者学习，使用，导入工具可直接运行显示

【核心代码】 public interface CameraSource {  static final String LOG_TAG = "camera";  /**  * Open the camera source for subsequent use via calls to capture().  *   * @return true if the camera source was successfully opened.  */  boolean open();  /**  * Close the camera source. Calling close on a closed CameraSource is  * permitted but has no effect. The camera source may be reopened after  * being closed.  */  void close();  /**  * The width of the captured image.  *   * @return the width of the capture in pixels  */  int getWidth();  /**  * The height of the captured image.  *   * @return the height of the capture in pixels  */  int getHeight();  /**  * Attempts to render the current camera view onto the supplied canvas.  * The capture will be rendered into the rectangle (0,0,width,height).  * Outstanding transformations on the canvas may alter this.  *   * @param canvas the canvas to which the captured pixel data will be written  * @return true iff a frame was successfully written to the canvas  */  boolean capture(Canvas canvas);  boolean saveImage(String savePath, String fileName); }

多载波以及扩频通信系统相关的书,主要内容有OFDM以及多载波CDMA,偏重于工程感念,理论性不是很强(Multicarrier and spread spectrum communication system related books, including OFDM and multicarrier CDMA, focus on engineering perception, the theory is not very strong)

一款android上的背单词软件，支持真人发音与TTS语音引擎，自带多个词库，也可以自定义词库。有独特的听写及复读功能。

Android文件上传演示范例，用于学习文件传送的基本特点及相关代码。(file upload demo)

用android开发的定位程序，能够实时显示速度，海拔等，学习android定位必备(android location)

可以自定义Toast样式，改变颜色。