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This LDPC software is intended as an introduction to LDPC codes computer based simulation. The pseudo-random irregular low density parity check matrix is based on Radford M. Neal’s programs collection, which can be found in [1]. While Neal’s collection is well documented, in my opinion, C source c ...

This file contains a C++Builder 4 project called SimplyChaos-X ver 3.1 (SCX31). SCX31 is an encryption tool. I designed it as my graduation paper work. SCX31 is a symmetric stream cipher built on chaos function, one time pad cipher and inspiration from Ground Effect (aviation). The key length can b ...

用C编程实现对26个字母用于电报打字的优先权进行编程，生成哈夫曼数，并可实现对某一语句的编码，译码。本文举例此语句为：this program is my favorite.

MT: windows NT/2000/XP command line tape manipulation written to format a tape windows-XP backup refused to write or format... and satisfy my curiosity Can be used for crude data recovery (combine seek and read)

jsp blog系统 说明： 1，使用前,请先打开db.java修改其中的数据库信息，然后用你的jdk编译后放入WEB-INF\classes\dbpac\下。将所有文件上传到服务器，然后运行install.html建立数据库。安装完毕后，请手动删除install.html和install.jsp 2, 如果是unix服务器，请设置config.php,db.php,links.php,skinlist.php的文件权限 ...

哈夫曼树很易求出给定字符集及其概率(或频度)分布的最优前缀码。哈夫曼编码正是一种应用广泛且非常有效的数据压缩技术。该技术一般可将数据文件压缩掉20％至90％，其压缩效率取决于被压缩文件的特征。 利用哈夫曼编码进行通信可以大大提高信道利用率，缩短信息传输时，降低传输成本。但是，这要求在发送端通过一个编码系统 ...

数据同步工具，可以对sybase 、access、oracle、my sql、sqlserver等数据库进行数互导数据，一个非常有用的数据同步工具

流媒体的 测试报告 很有用，it is scream media plan and report of my projcet.

是《linux设备驱动》RD2,的中文版，本书是告诉一个新手，如何开发Linux驱动，本书是根据E文翻译过来的，适合搞嵌入式行业而且英文不太好的朋友，如果英文nice,建议看《linux device drivers 3》，站里有，如果你在本站找不到，也可以发邮件给我，我发给你！ my email: lifei4690277@yahoo.com.cn ...

ActiveX Data Objects Programming in C++ Description: ActiveX Data Objects Programming How To: Hey, this is some kind of an experiment in writing tutorials in PSC. All of my articles are in .html files included in the zip file, together with the sample code