Singlle instancing example c# .net 2.0

过一切驱动保护，HP、NP、TP等等保护不在话下，其他不入流的保护基本秒过，需要的用户可以下载浏览学习，根据不同的操作系统对源码稍作修改即可。

这个群聊室是我自己写的代码，功能基本全部实现，有上线消息提醒，能群聊，也能私聊。这个程序我是用基础的代码写的，适合初学者看。当然，如果能给我提些建议，那就最好不过了，大家一起进步嘛。

keyexpansion for 128bits

调用多线程的例子-called multithreading example

txt,hex文件的操作原码,文件读写转换-txt, hex file operation of the original code, the file read and write conversion

软件在线升级系统，介绍了系统注册、站点建立、软件升级等内容-Software online upgrade system, introduction of the system register, the site-building, software upgrades, etc.

进程调度时进程管理的主要内容之一，通过设计，编制，调试一个简单的进程调度模拟系统，对进程调度，进程运行状态变换加深理解和掌握。模拟计算机操作系统的进程调度,建立进程控制块PCB,要包含有关进程的描述信息,控制信息以及资源信息.模拟系统根据PCB感知进程的存在和通过PCB中所包含的各项变量的变化,掌握进程所处的状态以达到控制进程活动的目的.要实现进程的状态及其转换,进程的创建与撤消,进程的阻塞与唤醒.用P,V原语操作实现进程互斥.-process scheduling process management when one of the main contents, design, develop and debug a simple process of scheduling simulation systems, the process of scheduling, process running Transform deepen understanding and mastering. Computer simulation of the process of scheduling the operating system, create a process control block PCB, to include a description of the process of information, control of information and information resources. PCB simulation system based on perception of the existence and the process by which PCB contained in the variable changes and acquire where the process to achieve control system process activities. to achieve the process of the state and its conversion, the process of setting up and removed, and obstruction of the process of awakenin

外接RAM点阵屏程序

输入某年某月某日，判断这一天是这一年的第几天？-The importation of a certain period of a day, this is the one to judge the first few days this year?

批量修改文件名,可设置命名规则，批量替换文件夹下所有指定类型的文件名。-Batch Edit the file name, can set up naming rules, batch replace all designated folder type of file name.