LINUX下的通信实现，套接字，用于连个进程之间的通信

okular，基于poppler的pdf阅读器，增加了标注功能-Laura, for the poppler pdf reader, an increase of tagging function

电子版，需要的请下载-err

UNIX下编程同步与异步write的效率比较。包含apue.h、error2e.c、write.c-Programming under UNIX synchronization and compare the efficiency of asynchronous write. Contains apue.h, error2e.c, write.c

pppoe client

一个自己使用tmake生成Makefile，之后编译的实例，对tmake感兴趣的朋友可以下载。-Tmake generate their own use a Makefile, compile the following example, the Friend tmake interest can be downloaded.

介绍Linux平台上最常用的图形系统---X Window。入门者适合看看。-Linux platform to introduce the most commonly used graphic system--- X Window. Suitable for beginners to see.

qt 一个联系pthread 使用的例子 简单易懂-qt a link pthread examples of the use of easy-to-read

this if for bash doc to get good idea on bash

linux环境下的cat命令部分功能的简单实现，可以实现输入命令的前台运行和后台运行两种方式。-linux environment, some functions of the cat command a simple implementation, the input commands can be running in the foreground and background to run in two ways.

经典的PV操作,生产者消费者-classic PV operation, producers and consumers