<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[溪孟羽的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/tripleCC</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; tripleCC]]></copyright><item><title><![CDATA[shell学习]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/43602471</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/43602471</guid><author>tripleCC</author><pubDate>Sun, 08 Feb 2015 10:35:55 +0800</pubDate><description><![CDATA[$*,$@,$#区别：
./test.sh   a b c
$*  -->"a b c"
$@-->"a" "b" "c"
$ #-->3]]></description><category></category></item><item><title><![CDATA[Linux每周一记（2014-6-25）]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/34546657</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/34546657</guid><author>tripleCC</author><pubDate>Fri, 27 Jun 2014 19:48:34 +0800</pubDate><description><![CDATA[构建根文件系统]]></description><category></category></item><item><title><![CDATA[ubuntu下git的安装]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/34805949</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/34805949</guid><author>tripleCC</author><pubDate>Thu, 26 Jun 2014 10:00:06 +0800</pubDate><description><![CDATA[我们首先使用ssh命令连接github.com的SSH服务，登录用户名为git（所有GitHub用户共享此SSH用户名，不要写成其他）。

ssh -T git@github.com
执行之后提示：Permission denied (publickey).

这说明我们还没在GitHub账户中正确设置公钥认证。下图为GitHub的SSH公钥设置界面:

GitHub的SSH服务支持O]]></description><category></category></item><item><title><![CDATA[Linux每日一记（2014-6-24）]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/34085101</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/34085101</guid><author>tripleCC</author><pubDate>Tue, 24 Jun 2014 10:53:13 +0800</pubDate><description><![CDATA[uboot命令：
环境变量相关：
printenv (name)查看环境变量
setenv 添加(name value)、修改(= value)、删除环境变量()
saveenv 保存环境变量（写入flash中）

文件下载相关：
tftp 通过网络下载文件
  setenv ethaddr addr
  setenv ipaddr  board ip
  setenv ser]]></description><category></category></item><item><title><![CDATA[Linux每日一记（2014-6-4）]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/28387229</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/28387229</guid><author>tripleCC</author><pubDate>Wed, 04 Jun 2014 08:44:33 +0800</pubDate><description><![CDATA[Linux交叉编译器：
下载解压编译器]]></description><category></category></item><item><title><![CDATA[Linux每日一记（2014-6-3）]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/28257235</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/28257235</guid><author>tripleCC</author><pubDate>Tue, 03 Jun 2014 19:57:23 +0800</pubDate><description><![CDATA[Linux内核编译配置：]]></description><category></category></item><item><title><![CDATA[Linux每日一记（2014-6-2）]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/28128757</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/28128757</guid><author>tripleCC</author><pubDate>Tue, 03 Jun 2014 13:56:32 +0800</pubDate><description><![CDATA[Linux体系结构：

用户空间内核空间]]></description><category></category></item><item><title><![CDATA[位置无关代码]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/26342527</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/26342527</guid><author>tripleCC</author><pubDate>Tue, 20 May 2014 09:54:36 +0800</pubDate><description><![CDATA[首先是书：
《深入理解计算机系统》《程序员的自我休养》]]></description><category></category></item><item><title><![CDATA[关于  warning: assignment makes pointer from integer without a cast]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/25695153</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/25695153</guid><author>tripleCC</author><pubDate>Tue, 13 May 2014 11:03:04 +0800</pubDate><description><![CDATA[#include 
#include 
#include 
#include 
#include 
#include 

char *ptsname(int);//此句不加就会产生开头

int
main(int argc, char *argv[])
{
	char		*ptr;
	int			fdm;

	fdm = open("/dev/ptmx", O_RDWR);
	grantpt(fd]]></description><category></category></item><item><title><![CDATA[关于C语言BSS段问题以及变量定义的解答]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/25626703</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/25626703</guid><author>tripleCC</author><pubDate>Mon, 12 May 2014 15:43:06 +0800</pubDate><description><![CDATA[弱符号与强符号概念
链接过程实质上就是把不同目标文件粘在一起，对不同目标文件中定义或引用的相同名字进行决议resolve和绑定binding。
符号的分类如下：

定义在本目标文件中的全局符号，可以被其它文件引用。在本目标文件中引用的全局符号，却没有定义在本目标文件，这一般叫做外部符号（External Symbol）, 也就是我们前所谓符号引用。段名，这种符号通常由编译器产生，它的值就是]]></description><category></category></item><item><title><![CDATA[epoll详解]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/25615435</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/25615435</guid><author>tripleCC</author><pubDate>Mon, 12 May 2014 13:57:48 +0800</pubDate><description><![CDATA[什么是epoll

epoll是什么？按照man手册的说法：是为处理大批量句柄而作了改进的poll。当然，这不是2.6内核才有的，它是在2.5.44内核中被引进的(epoll(4)
 is a new API introduced in Linux kernel 2.5.44)，它几乎具备了之前所说的一切优点，被公认为Linux2.6下性能最好的多路I/O就绪通知方法。

 

ep]]></description><category></category></item><item><title><![CDATA[C语言的BSS段问题]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/25552219</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/25552219</guid><author>tripleCC</author><pubDate>Sun, 11 May 2014 16:50:23 +0800</pubDate><description><![CDATA[今天看UNP，发现头文件里面定义了没有初始化的变量。]]></description><category></category></item><item><title><![CDATA[APUE习题16.4]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/25485625</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/25485625</guid><author>tripleCC</author><pubDate>Sat, 10 May 2014 15:47:08 +0800</pubDate><description><![CDATA[客户端：
#include 
#include 
#include 
#include 
#include 
#include 
#include 
#include 
#include 
#include 
#include 

#define DIRNAME "/proc"
#define	QUENUM	8
#define	MAXSIZE 16	

struct s_pronum {
	in]]></description><category></category></item><item><title><![CDATA[strlen和sizeof的区别]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/25473427</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/25473427</guid><author>tripleCC</author><pubDate>Sat, 10 May 2014 13:21:58 +0800</pubDate><description><![CDATA[sizeof是运算符，strlen是函数
size]]></description><category></category></item><item><title><![CDATA[关于使用IO复用和多线程问题]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/24958565</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/24958565</guid><author>tripleCC</author><pubDate>Sun, 04 May 2014 09:10:16 +0800</pubDate><description><![CDATA[今天突然想到我什么情况下用IO复用什么情况下用多线程呢？于是上网搜浏览]]></description><category></category></item><item><title><![CDATA[Linux下一些命令]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/24888241</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/24888241</guid><author>tripleCC</author><pubDate>Fri, 02 May 2014 22:06:27 +0800</pubDate><description><![CDATA[dmesg          

可查看]]></description><category></category></item><item><title><![CDATA[ubuntu14.04下minicom]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/24888169</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/24888169</guid><author>tripleCC</author><pubDate>Fri, 02 May 2014 22:04:47 +0800</pubDate><description><![CDATA[系统环境： Ubuntu 11.04

1.下载安装minicom
sudo apt-get install minicom

2.运行minicom
运行“sudo minicom -s”命令进入配置界面（或者直接运行“sudo minicom”, 然后同时按下“回车+A”，再按Z，最后按O，同样进入配置界面）

+----[配置]--------+
| 文件名和路径    ]]></description><category></category></item><item><title><![CDATA[Linux MacOSX SecureCRT 完全破解]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/24876107</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/24876107</guid><author>tripleCC</author><pubDate>Fri, 02 May 2014 15:11:12 +0800</pubDate><description><![CDATA[操作过程都在终端中执行.
Ubuntu 的破解 :
下载程序:

wget http://download.boll.me/securecrt_linux_crack.pl






1




wget
http://download.boll.me/securecrt_linux_crack.pl







运行破解 /usr/bin/S]]></description><category></category></item><item><title><![CDATA[ubuntu关机]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/24868391</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/24868391</guid><author>tripleCC</author><pubDate>Fri, 02 May 2014 10:49:11 +0800</pubDate><description><![CDATA[shutdown -h now
没有-h会卡债]]></description><category></category></item><item><title><![CDATA[心情]]></title><link>https://blog.youkuaiyun.com/tripleCC/article/details/24839245</link><guid>https://blog.youkuaiyun.com/tripleCC/article/details/24839245</guid><author>tripleCC</author><pubDate>Thu, 01 May 2014 12:45:21 +0800</pubDate><description><![CDATA[2014年5月1日
扎克斯之死]]></description><category></category></item></channel></rss>