https://blog.youkuaiyun.com/hope_learnzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/hope_learn/article/details/7369688https://blog.youkuaiyun.com/hope_learn/article/details/7369688hope_learnMon, 19 Mar 2012 16:56:09 +0800https://blog.youkuaiyun.com/hope_learn/article/details/6322964https://blog.youkuaiyun.com/hope_learn/article/details/6322964hope_learnThu, 14 Apr 2011 13:47:00 +0800如果需要添加usb声卡驱动，加载顺序如下：
 
insmod snd-hwdep.ko
insmod snd-rawmidi.ko
insmod snd-usb-lib.ko
insmod snd-usb-audio.ko]]>https://blog.youkuaiyun.com/hope_learn/article/details/5787985https://blog.youkuaiyun.com/hope_learn/article/details/5787985hope_learnWed, 04 Aug 2010 14:33:00 +0800转自（http://it.china-b.com/lixt/457028.html）
与环境变量相关的文件可能还会有/etc/bashrc等，不过这是shell变量，是局部的，对于特定的shell器作用。/etc/profile是全局的，适用于所有的shell.

　　profile文件会告诉shell使用什么语言，什么shell，命令的搜索路径等等。

　　一些标准的环境变量：

　　SHELL 默认shell
<]]>https://blog.youkuaiyun.com/hope_learn/article/details/5772011https://blog.youkuaiyun.com/hope_learn/article/details/5772011hope_learnWed, 28 Jul 2010 18:03:00 +0800 telnet在arm平台的移植(2010-03-12 15:06:31)转自 http://blog.sina.com.cn/s/blog_40aad2950100h1zl.html （来自地狱的天使的BLOG）标签：杂谈分类：TQ2440学习
1、telnetd交叉编译
     下载netkit-telnet-0.17
       #CC=arm-linux-gcc ./configure --prefix=/tftpboot/telnet/install<]]>https://blog.youkuaiyun.com/hope_learn/article/details/5736514https://blog.youkuaiyun.com/hope_learn/article/details/5736514hope_learnThu, 15 Jul 2010 10:36:00 +0800fork,vfork,clone都是linux的系统调用，用来创建子进程的（确切说vfork创造出来的是线程）。
先介绍下进程必须的4要点：
a.要有一段程序供该进程运行，就像一场戏剧要有一个剧本一样。该程序是可以被多个进程共享的，多场戏剧用一个剧本一样。
b.有起码的私有财产，就是进程专用的系统堆栈空间。
c.有“户口”，既操作系统所]]>https://blog.youkuaiyun.com/hope_learn/article/details/5708325https://blog.youkuaiyun.com/hope_learn/article/details/5708325hope_learnFri, 02 Jul 2010 09:14:00 +0800UTF8,UTF16,UTF32,UTF16-LE,UTF16-BE,GBK 之间的转换 收藏
UTF8,UTF16,UTF32,UTF16-LE,UTF16-BE,GBK 之间的转换
 
  Unicode是Unicode.org制定的编码标准，目前得到了绝大部分操作系统和编程语言的支持。Unicode.org官方对Unicode的定义是：Unicode provides a unique number for every character。可见，Unicod]]>https://blog.youkuaiyun.com/hope_learn/article/details/5615145https://blog.youkuaiyun.com/hope_learn/article/details/5615145hope_learnFri, 21 May 2010 21:09:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5611022https://blog.youkuaiyun.com/hope_learn/article/details/5611022hope_learnThu, 20 May 2010 13:54:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5611014https://blog.youkuaiyun.com/hope_learn/article/details/5611014hope_learnThu, 20 May 2010 13:51:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5606871https://blog.youkuaiyun.com/hope_learn/article/details/5606871hope_learnWed, 19 May 2010 11:05:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5604886https://blog.youkuaiyun.com/hope_learn/article/details/5604886hope_learnTue, 18 May 2010 17:31:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5601281https://blog.youkuaiyun.com/hope_learn/article/details/5601281hope_learnMon, 17 May 2010 17:29:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5599555https://blog.youkuaiyun.com/hope_learn/article/details/5599555hope_learnMon, 17 May 2010 10:28:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5569995https://blog.youkuaiyun.com/hope_learn/article/details/5569995hope_learnSat, 08 May 2010 16:09:00 +0800https://blog.youkuaiyun.com/hope_learn/article/details/5567644https://blog.youkuaiyun.com/hope_learn/article/details/5567644hope_learnFri, 07 May 2010 16:41:00 +0800