SuperMarket1

1、任务管理中，添加任务时去掉了分类和日期的必须输入检查，更方便快速添加； 相应的数据库脚本中，任务表(todo)的任务分类ID(CATEGORY_ID)和处理时间(DEAL_DATE)字段修改为允许空值； 2、任务管理中，修改了当点击新添加行的优先级和状态时也相应事件的Bug； 3、添加了相册名称和文档名称的最大长度验证； 4、笔记模块，修改直接添加笔记时，无法从相册添加图片的Bug； 5、用户管理模块更名为系统管理，并添加了系统设置功能，可以直接在页面上设置如下信息： 邮箱服务器、邮箱账号、邮箱密码、是否开放注册、相册缩略图尺寸； 升级时注意数据库脚本的修改。 (1, task management, add tasks remove classification and date when the must input inspection, more convenient fast add The corresponding database scripts, task lists (todo) task CATEGORY_ID) and the ID (classification processing time (DEAL_DATE) field modification to allow null values 2, task management in a click new add, modify did when priority and status of the corresponding events Bug 3, added album name and document name maximum length of validation 4, notes module, modify, cannot directly add notes from the album the Bug add images 5, user management module was renamed system management, and add system functions, can be directly on the page set the following information: Mailbox server, email accounts, E-mail passwords, is open registration, photo album thumbnail size Upgraded the modification. Attention database script )

bluetooth demo for c sharp

Execute the StartsWith() function.

猜数问题，实现了rand（）函数的随机，随着你猜的次数，他会做一个统计(The guessing problem implements the randomness of the rand () function and, as you guess, he makes a statistic)

java写得房屋出租管理系统，可作为教学或毕业设计参考(a house rent system)

java多线程示例，可以直接运行，希望对大家有所帮组Thread(java multithreading example, can run, we hope to help set Thread)

说明：  用Java编写的聊天室，客户端和服务端都有界面，能够完成登录、私聊、群聊、发图片、抖动等功能，资源里面有完整代码和使用说明书。(In the chat room written in Java, both the client and the server have interfaces, which can complete the functions of login, private chat, group chat, picture sending, jitter, etc. there are complete codes and instructions in the resources.)

This is a sample for multi thread java application. Is pretty easy for doing large data processing

修改实验7中定义的Rectangle类，使之拥有两个构造方法。其中一个是默认的，它使两点的坐标都为（0，0） 另一个带有4个参数，求出左上角和右下角点坐标为（2.1，3.2）、（5.2，6.3）的矩形的周长及面积，再利用带参数的构造方法创建Rectangle对象，求出左上角和右下角点坐标为（1，2）、（6.8，10.5）的矩形的周长及面积.(Modify the definition of experiment 7 Rectangle class, so that it has two constructors. One is the default, it makes two points of the coordinate of (0,0) the other with four parameters, find the upper left and lower right corner coordinates (2.1,3.2), (5.2,6.3) and perimeter and area of ​ ​ a rectangle, and then use a parameterized constructor method to create a Rectangle object, find the upper left and lower right corner coordinates (1,2), (6.8,10.5) rectangle of perimeter and area.)

Java文件粉碎工具，使用命令行启动，支持粉碎文件夹，支持多参数，支持递归粉碎。(Java File Shredder tool, use the command line to start support to crush the folder, and support for multi-parameter, support recursive crushed.)