<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[jerry_zjunwei的专栏]]></title><description><![CDATA[将Linux进行到底]]></description><link>https://blog.youkuaiyun.com/jerry_zjunwei</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; jerry_zjunwei]]></copyright><item><title><![CDATA[Ubuntu 12.04 sudo 不需要输入密码]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7888047</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7888047</guid><author>jerry_zjunwei</author><pubDate>Mon, 20 Aug 2012 20:49:06 +0800</pubDate><description><![CDATA[(1)

$ su -
(2)

#chmod 660 /etc/sudoer

(3)

modify it as follow:(using sudo without password)

%sudo ALL=NOPASSWD: ALL
(4)
#chmod 440 /etc/sudoer
(5) add user to sudo group

$sudo ad]]></description><category></category></item><item><title><![CDATA[TxtBrowser]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7627077</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7627077</guid><author>jerry_zjunwei</author><pubDate>Sun, 03 Jun 2012 01:00:38 +0800</pubDate><description><![CDATA[How to install TxtBrowser?

(0) Install ctags
For windows gVim
http://ctags.sourceforge.net/
ctags58.zip
upzip it then copy ctags.exe to C:\Windows\System32
(1) Download taglist
http://www.vim]]></description><category></category></item><item><title><![CDATA[如何安装VIM插件]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7626955</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7626955</guid><author>jerry_zjunwei</author><pubDate>Sat, 02 Jun 2012 23:29:16 +0800</pubDate><description><![CDATA[How to install Vim plugin?

(1) Download plugin with zip packet.

Vim scripts
(2) unzip plug-in packet
Usually we can get 4 folder
doc: *.txt, *.cnx(usually for Chinese)
ftplugin: *.vim
plugi]]></description><category></category></item><item><title><![CDATA[VIM fold 折叠]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7626111</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7626111</guid><author>jerry_zjunwei</author><pubDate>Sat, 02 Jun 2012 16:27:59 +0800</pubDate><description><![CDATA[1. 折叠方式
可以通过设置foldmethod来指定折叠方式。
注意，每一种折叠方式互不兼容，如果选择其中一种就不能设定为其它方式。
set foldmethod=
or
set fdm=
manual 手工定义折叠
indent 更多的缩进表示更高级别的折叠
expr 用表达式来定义折叠
syntax 用语法高亮来定义折叠
diff 对没有更改的文本进行折叠
marker]]></description><category></category></item><item><title><![CDATA[VIM diff]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7625784</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7625784</guid><author>jerry_zjunwei</author><pubDate>Sat, 02 Jun 2012 13:26:10 +0800</pubDate><description><![CDATA[比较两个文件的不同
(1) 直接diff打开
$ vimdiff  filename_1 filename_2
或
$ vim -d  filename_1 filename_2

(2) 如果已经打开了两个文件，可以分别在每个文件中输入
:diffthis
如果想要取消diff比较
:diffoff


可以看到左右两侧的屏幕滚动是同步的。这是因为"scrollbind"]]></description><category></category></item><item><title><![CDATA[shell operation]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7615822</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7615822</guid><author>jerry_zjunwei</author><pubDate>Wed, 30 May 2012 12:36:21 +0800</pubDate><description><![CDATA[CTRL-t 
Character on cursor and its previous character are interchanged.
When cursor is at the end of line, last 2 characters of that line are interchanged.
 
META-b
Cursor is moved to left by 1]]></description><category></category></item><item><title><![CDATA[vim Linux environment cannot add words for spell check]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7609541</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7609541</guid><author>jerry_zjunwei</author><pubDate>Mon, 28 May 2012 15:40:58 +0800</pubDate><description><![CDATA[:set spell
 
add the word to vim spell check with "zg"
please make sure that
$ mkdir -p ~/.vim/spell]]></description><category></category></item><item><title><![CDATA[VIM的正则表达式]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7605749</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7605749</guid><author>jerry_zjunwei</author><pubDate>Sun, 27 May 2012 00:10:40 +0800</pubDate><description><![CDATA[把行首的标号加1




%s/^[0-9]\+\./\=printf("%d\.",submatch(0)+1)/gc

 
从当前行开始
.,$s/^[0-9]\+\./\=printf("%d\.",submatch(0)+1)/gc



从当前行，每一行第一个


.,$s/[0-9]\+\./\=printf("%d\.",submatch(0)+1)/c]]></description><category></category></item><item><title><![CDATA[mknod]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7598888</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7598888</guid><author>jerry_zjunwei</author><pubDate>Thu, 24 May 2012 16:13:00 +0800</pubDate><description><![CDATA[为驱动创建文件节点
 
mknod Name { b | c } Major Minor
 
b 块设备
c 字符设备]]></description><category></category></item><item><title><![CDATA[号称世界上最牛的vimrc]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7411312</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7411312</guid><author>jerry_zjunwei</author><pubDate>Fri, 30 Mar 2012 14:31:31 +0800</pubDate><description><![CDATA["""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" User configuration
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" turn off nice effect on status bar title
let perf]]></description><category></category></item><item><title><![CDATA[Linux环境中USB转串口的应用(minicom)]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7396588</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7396588</guid><author>jerry_zjunwei</author><pubDate>Mon, 26 Mar 2012 21:04:52 +0800</pubDate><description><![CDATA[看到网上很多人写的都是PL2303驱动，甚至还有人上传了原代码。
自己也准备下载编译一下。
突然发现


jerry@ubuntu:~/tmp$ lsusb
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1]]></description><category></category></item><item><title><![CDATA[sudo command 不再输入密码(/etc/sudoers)]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7396461</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7396461</guid><author>jerry_zjunwei</author><pubDate>Mon, 26 Mar 2012 20:18:16 +0800</pubDate><description><![CDATA[1. 进入root用户
jerry@ubuntu:~$ su -
密码： 

2. 修改/etc/sudoers属性
root@ubuntu:~# chmod 740 /etc/sudoers
3. 修改最后一行

root@ubuntu:~# vim /etc/sudoers

%admin ALL=(ALL) ALL
改为：

%admin ALL=NOPASSWD:]]></description><category></category></item><item><title><![CDATA[设置root密码]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7396439</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7396439</guid><author>jerry_zjunwei</author><pubDate>Mon, 26 Mar 2012 20:08:01 +0800</pubDate><description><![CDATA[jerry@ubuntu:~$ sudo passwd root
[sudo] password for jerry: 
输入新的 UNIX 密码： 
重新输入新的 UNIX 密码： 
passwd：已成功更新密码
jerry@ubuntu:~$ su -
密码： 
root@ubuntu:~#]]></description><category></category></item><item><title><![CDATA[Firefox Add-ons]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7388729</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7388729</guid><author>jerry_zjunwei</author><pubDate>Fri, 23 Mar 2012 21:25:30 +0800</pubDate><description><![CDATA[It's All Text!
中文支持：字符编码默认是UTF-8，改为gb2312即可。
Tab Mix Plus]]></description><category></category></item><item><title><![CDATA[TODO Memo]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7388247</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7388247</guid><author>jerry_zjunwei</author><pubDate>Fri, 23 Mar 2012 17:46:08 +0800</pubDate><description><![CDATA[List of questions or TODO 
1. diff and patch
    diff -upr
2. git command
3. diff irq command
4. has table
5. type of __cpuinit and __devinit
   refer to ".init.text"
6.EXPORT_SYMBOL
7.switch]]></description><category></category></item><item><title><![CDATA[Vim settings(.vimrc or _vimrc)]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7384913</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7384913</guid><author>jerry_zjunwei</author><pubDate>Thu, 22 Mar 2012 21:03:48 +0800</pubDate><description><![CDATA[" ---------------------------------------------------------------------------
" operational settings
set nocompatible                " vim defaults, not vi!
syntax on                       " syntax on]]></description><category></category></item><item><title><![CDATA[Vim Common Command]]></title><link>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7384703</link><guid>https://blog.youkuaiyun.com/jerry_zjunwei/article/details/7384703</guid><author>jerry_zjunwei</author><pubDate>Thu, 22 Mar 2012 20:45:45 +0800</pubDate><description><![CDATA[----命令行-----
打开新的tab
:tabnew d:\$PATH\file

在当前编译窗口打开文件
:e d:\$PATH\file

:%s/为./&\r/gc

% 全文，否则为当前行
s 替换 s/a/b为把a替换为b
& 被替换的内容
\r 回车
/gc 一直替换（不是仅替换第一个），并且要用户确认。
支持正则表达式
为. 以为开头的两个字符
s]]></description><category></category></item></channel></rss>