如题，计数型信号量用于任务间同步，二进制信号量适用于任务间同步，但是如果事件发生过快，可能导致数据丢失。但是使用计数型信号量就可以就决这个问题...

100个Jbuilder编写的Java小程序，功能单一，但覆盖面广，适宜入门。-100 Jbuilder Java prepared by the procedures and functions of a single, wide coverage, appropriate entry.

check link error injection by php

一个基于struts，tile，jstl的留言本-struts, tile, the voice of the JSTL

这是一个SDK程序。本程序跟踪显示鼠标的坐标位置，同时，若有鼠标操作，可在窗口标题栏中显示操作信息，要是在窗口客户区中进行双击，就会在双击位置点上显示位置信息。此外，客户中还有两个位图，当鼠标移动到位图上时，就会改变为自己定义的光标。该程序适合Win32编程初学者，内含大量的中文注释。-SDK This a process. This program tracking shows the coordinates of the mouse position, and if the mouse operation, the window title bar shows operating information, if the window area for customers double-click, double-click will be the point location shown on the location information. In addition, customers there are two bitmap, when the mouse movement on the plan in place, they will change their definition of the cursor. The program suitable for beginners Win32 programming, with a lot of Chinese Notes.

Measure video quality for calculate

通过Windows API函数SendMessage发送消息使List Box中的每一个Item有不同的Tooltip-through the Windows API function SendMessage Send Message List Box enable each of a different Item Tooltip

一个简单的脚本解释器，可以扩展函数，应用于数据库方面不错。-a simple script interpreter, which can be extended function, the database was quite good.

可以帮助程序员清理VC工程下生成的.obj/.sbr等一系列中间垃圾文件,减少磁盘使用.ClearVCPrj.clear vc project-Clean-up can help programmers VC project generated .obj/.sbr a series of intermediate and other junk files to reduce disk usage. ClearVCPrj.clear vc project

服从正态分布的随机数的生成。

客户端验证 客户端验证-Client Authentication Client Authentication