Qt局域网聊天程序

隐藏桌面图标的工具，通过findwindow操作，代码相当简洁，适合初学者。-hide desktop icons tool that findwindow operation, code is simple and suitable for beginners.

有屏幕截图和带有半透明字体函数的例子-There is a translucent screen shots and examples of fonts function

Office 2000风格的停泊智能型菜单-Office 2000 style parking intelligent menu

这是关于查询界面，是数据库与界面连接的搜寻系统，是一个添加查询界面-This is the query interface, database and search interface connectivity, it is an added Query Interface

资源描述气象部门预报技能竞赛中的实况预报是考察预报员的预报技能的重要环节，为了给预报员平时训练提供方便，特编写了一款训练软件，预报员可以通过这个软件随机生成预报站点，在软件上制作站点的天气预报，并能保存供以后查询和评分。

一个好 的 优秀的 网页 日期 选择 控件 ， 好 控件,又见好控件 ,好是好控件的好,控是好控件的控,件是好控件的件.setday(tt,obj）用来设置日期.-a good date to choose the website control, good control, see also good control, good control lamely, with good control of the control, and control is good pieces of the pieces. Setday (tt, obj) is used to set up the date.

java图形用户界面及IO编程实例代码。保证可以正常运行哦！-graphical user interface and programming examples IO code. Guaranteed uptime Oh!

VisualStudio风格的用户界面,用VC写的，很不错。-VisualStudio-style user interface, written using VC, is pretty good.

DataGrid控件用法详解-DataGrid Control Usage Hi

人们在使用SQL时往往会陷入一个误区，即太关注于所得的结果是否正确，而忽略了不同的实现方法之间可能存在的 性能差异，这种性能差异在大型的或是复杂的数据库环境中（如联机事务处理OLTP或决策支持系统DSS）中表现得尤为明 显。笔者在工作实践中发现，不良的SQL往往来自于不恰当的索引设计、不充份的连接条件和不可优化的where子句。在对 它们进行适当的优化后，其运行速度有了明显地提高！下面我将从这三个方面分别进行总结：-people in the use of SQL often fall into the trap, that is too focused on the findings is correct, and ignore a different method may exist between the performance differences, these differences in large or complex database environment (such as online transaction processing or decision support OLTP system DSS) has become even more obvious. In practice I found that the poor tend to SQL from inappropriate design of the index, not fully connected and non-optimal conditions where the phrase. On their proper optimization, and their operating speed has been improved! Now I will be three aspects of this summary :