android listview分组 示例

2000多个 android设计常用图标下载

【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); }

鉴于之前的汉化文件使用后报错，遂用两个小时写了个自动化脚本来汉化文件，亲测可用。时间仓促，若有不足，请在下方教程链接中提意见MySQL Workbench汉化文件，可根据教程完成汉化教程链接：https://blog.csdn.net/weixin_40423737/article/details/80193680

简单的popmenu

一、源码介绍        使用ssh，mysql实现，分为前台和后台。二、主要功能       前台功能：注册，登录，找回密码，在线模拟考试，历史记录。       后台功能：题目模块，添加试题，管理试题。用户模块，用户管理。三、注意事项      开发环境为eclipse，数据库为mysql   

带图标 动态创建的 listview

WiFi编程例子

android Pdf Reader pdf阅读器 例子源码下载

android 动态加载数据

App自动更新