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实现一个简单的ftp程序，希望对初学者有用。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。

实现通用的程序升级功能，可以检查是否有更新，下载更新(Achieve universal upgrade feature, you can check for updates, download updates)

这是个防163邮箱的菜单程序 ，简单实用，-This is a anti-163 E-mail menu procedures, simple and practical,

SPEI计算SPEI的R语言版与可执行版（含下载网址）.rar(SPEI calculated SPEI R-language version of the executable version (with download link). Rar)

简易的telnet操作java.rar-simple telnet operation java.rar

说明：  python 调用 cad 随机骨料模型(Python calls CAD random aggregate model)

该软件可以进行网络拓扑仿真，分析，生成。并且可以对处理文件进行分拆和合并。(The software can be network topology simulation, analysis, generation. To deal with and can be split and merge files.)

RawSocket简单实用，适合初学者学习RawSocket。用rawsocket构造tcp数据包的程序-Rawsocket constructed using tcp packet procedure

Java2网络协议内幕-Java2 network protocol Insider

通用的jsp分页组件，实例化后只需设置好各种属性，然后调用API即可得到已封装好“首页” “上一页”，“下一页”等分页操作的html表格String，直接在jsp页面中即可， 支持跳转到jsp和跳转到Action（struts架构）两种类型，支持单选或者多选列，支持传Vector 或者sql语句，支持数据库后端分页.... 具体参见源码包中“使用说明.txt”,里面有详细的设置步骤，使用示例源码 -common jsp Pagination components, examples of installed only after the various attributes, Then API can be called Packaging has been good, "Home" and "Previous" "Next" Pages operation html forms String directly in jsp pages can be. Jump to support jsp and Jump to Action (struts framework) two types, support electoral constituency or more out in support of Vector- or sql statement. Pagination backend database support .... see, in particular source package "for use. txt " There are detailed steps to set up, use examples FOSS