####################
set pass xxxx
set user yyyy
####################
spawn ssh -p 35000 -o StrictHostKeyChecking=no "${user}@xgrelay.xxxx.com"
expect {
-re ".*Dkey.*" { gets stdin dkey; send "$dkey\r"; exp_continue}
-re "Option>:" { send "1\r" ;}
-re "Password>:" { send "$pass\r" ; exp_continue }
-re "password:" { send "$pass\r" ; exp_continue }
}
]]>
for f in "$@"; do
if [ -f "$f" ]; then
iconv -s -c -f UTF8 -t GBK "$f" > /tmp/$f.tmp
mv /tmp/$f.tmp "$f"
fi
done
]]>
#!/usr/bin/python
import re
import io
import sys
# obj = re.compile(r'(?P<ip>.*?)- - \[(?P<time>.*?)\] "(?P<request>.*?)" (?P<status>.*?) (?P<bytes>.*?) "(?P<referer>.*?)" "(?P<ua>.*?)"')
# example:xxxx"id":2640914,"orderId":144115188137125591xxxx"state":10xxxxx"
# 日志整行都需è¦åŒ¹é…，需è¦ç”¨çš„用具体æ£åˆ™åŒšw…åQŒå¦‚(\d{7})åQŒä¸éœ€è¦çš„用（.*)匚w…åQŒæ€ÖM¹‹æ‰€æœ‰éœ€è¦æˆ–ä¸éœ€è¦éƒ¨åˆ†éƒ½ç”?)括è“væ?br />obj = re.compile(r'(.*"id":)(\d{7})(.*"orderId":)(\d{18})(.*"state":)(\d{2})(.*)')
def load_log(path):
# è¯Õd–æ–‡äšg
with io.open(path, mode="r", encoding="utf-8") as f:
for line in f:
line = line.strip()
parse(line)
def stdin():
# è¯Õd–½Ž¡é“输入
for line in sys.stdin:
parse(line)
def parse(line):
# 解æžå•è¡Œnginx日志
try:
result = obj.match(line)
print(result.group(2,4,6))
except:
pass
if __name__ == '__main__':
# load_log("/tmp/227.log")
stdin()
]]>
]]>
for((i=0; i<100; i++));do
curl -i -H "xxx -H "Accept:application/json" -H "Content-Type:application/json" -sd '{"xxx": 563,"xxx": 1,"xxx": 0,"xxx": "{\"xxx\":0,\"xxx\":\"xxx\"}"}' -H "Cookie: JSESSIONID=4F8F7834CEABB668BE84BD3B61AEBE9E" http://test.com;
done
]]>
linux : netstat -anltp | grep 8080
]]>
]]>
set enc=utf-8
"set number "昄¡¤ºè¡Œå·
filetype plugin on "æ–‡äšg¾cÕdž‹
set history=500 "历å²å‘½ä×o
syntax on "è¯æ³•é«˜äº®
"set autoindent "ai 自动¾~©è¿›
"set smartindent "æ™ø™ƒ½¾~©è¿›
set showmatch "括å·åŒšw…
set ruler "å³ä¸‹è§’显½Cºå…‰æ ‡çŠ¶æ€è¡Œ
set nohls "å…³é—匚w…的高亮显½C?br />set incsearch "讄¡½®å¿«é€Ÿæœç´?br />set foldenable "å¼€å¯ä»£ç 折å?br />"set fdm=manual "手动折å
set foldmethod=syntax "自动è¯æ³•æŠ˜å
set modeline "自动载入模å¼è¡?br />"自动æ’å…¥modeline
func! AppendModeline()
let l:modeline = printf(" vim: set ts=%d sw=%d tw=%d :",
\ &tabstop, &shiftwidth, &textwidth)
let l:modeline = substitute(&commentstring, "%s", l:modeline, "")
call append(line("$"), l:modeline)
endfunc
"按\ml,自动æ’å…¥modeline
nnoremap <silent> <Leader>ml :call AppendModeline()<CR>
"½Iºæ ¼å±•å¼€æŠ˜å
nnoremap <space> @=((foldclosed(line('.')) < 0) ? 'zc' : 'zo')<CR>
"set tabstop=4
"set shiftwidth=4
set ts=4
set sw=4
set expandtab
"自动tab
if has("autocmd")
filetype plugin indent on
endif
autocmd filetype python setlocal et sta sw=4 sts=4
"æ ÒŽ®æ–‡äšg¾cÕdž‹è‡ªåŠ¨æ’入文äšgå¤?br />autocmd BufNewFile *.py,*.sh exec ":call SetTitle()"
func SetTitle()
if &filetype == 'sh'
call setline(1, "\#!/bin/bash")
call append(line("."), "\# Author:itxx00@gmail.com")
call append(line(".")+1, "")
else
call setline(1, "\#!/bin/env python")
call append(line("."), "\#coding:utf-8")
call append(line(".")+1, "\#Author:itxx00@gmail.com")
call append(line(".")+2, "")
endif
endfunc
"æ–°å¾æ–‡äšgåŽè‡ªåŠ¨å®šä½è‡³æ–‡äšg末尾
autocmd BufNewFile * normal G
"F2åŽÈ©ºè¡?br />nnoremap <F2> :g/^\s*$/d<CR>
]]>
]]>
获å–今天时期åQš`date +%Y%m%d` æˆ?`date +%F` æˆ?$(date +%y%m%d)
获å–昨天时期åQš`date -d yesterday +%Y%m%d`
获å–å‰å¤©æ—¥æœŸåQš`date -d -2day +%Y%m%d`
ä¾æ¬¡¾cÀLŽ¨æ¯”如获å–10天å‰çš„日期：`date -d -10day +%Y%m%d`
或n天å‰çš?`date -d "n days ago" +%y%m%d`
明天åQš`date -d tomorrow +%y%m%d`
注æ„以上ä¸é—´æœ‰ç©ºæ ?nbsp;
æ—‰™—´åŸ?nbsp;
% H ž®æ—¶åQ?0..23åQ?nbsp;
% I ž®æ—¶åQ?1..12åQ?nbsp;
% k ž®æ—¶åQ?..23åQ?nbsp;
% l ž®æ—¶åQ?..12åQ?nbsp;
% M 分（00..59åQ?nbsp;
% p 昄¡¤ºå‡ºAM或PM
% r æ—‰™—´åQˆhhåQšmmåQšss AM或PMåQ‰ï¼Œ12ž®æ—¶
% s ä»?970òq?æœ?æ—?0åQ?0åQ?0到目å‰ç»åŽ†çš„¿U’æ•°
% S ¿U’（00..59åQ?nbsp;
% T æ—‰™—´åQ?4ž®æ—¶åˆÓž¼‰åQˆhh:mm:ssåQ?nbsp;
% X 昄¡¤ºæ—‰™—´çš„æ ¼å¼ï¼ˆåQ…H:åQ…M:åQ…SåQ?nbsp;
% Z 时区 日期�nbsp;
% a æ˜ŸæœŸå‡ çš„½Ž€¿UŽÍ¼ˆ Sun..SatåQ?nbsp;
% A æ˜ŸæœŸå‡ çš„å…¨ç§°åQ?Sunday..SaturdayåQ?nbsp;
% b 月的½Ž€¿UŽÍ¼ˆJan..DecåQ?nbsp;
% B 月的全称åQˆJanuary..DecemberåQ?nbsp;
% c 日期和时é—ß_¼ˆ Mon Nov 8 14åQ?2åQ?6 CST 1999åQ?nbsp;
% d ä¸€ä¸ªæœˆçš„ç¬¬å‡ å¤©åQ?1..31åQ?nbsp;
% D 日期åQˆmmåQddåQyyåQ?nbsp;
% h å’?b选项相åŒ
% j 一òq´çš„½W¬å‡ 天（001..366åQ?nbsp;
% m 月（01..12åQ?nbsp;
% w 一个星期的½W¬å‡ 天（0代表星期天）
% W 一òq´çš„½W¬å‡ 个星期（00..53åQŒæ˜ŸæœŸä¸€ä¸ºç¬¬ä¸€å¤©ï¼‰
% x 昄¡¤ºæ—¥æœŸçš„æ ¼å¼ï¼ˆmm/dd/yyåQ?nbsp;
% y òq´çš„最åŽä¸¤ä¸ªæ•°å—（ 1999则是99åQ?nbsp;
% Y òqß_¼ˆä¾‹å¦‚åQ?970åQ?996½{‰ï¼‰
注æ„åQšåªæœ‰è¶…¾U§ç”¨æˆäh‰æœ‰æƒé™ä‹É用date命ä×o讄¡½®æ—‰™—´åQŒä¸€èˆ¬ç”¨æˆ·åªèƒ½ä‹É用date命ä×o昄¡¤ºæ—‰™—´ã€?/span>
]]>
del_user() {
echo "误‚¾“入用户ååQ?/span>"
read user
echo "è¯ïL¡®è®¤æ˜¯å¦åˆ é™?y/n)?"
read isDel
if [ $isDel = 'y' ]; then
userdel -r $user
echo -e "\t\t\t\t|------------------------------|"
echo -e "\t\t\t\t|------- 用户 '$user' å·²åˆ é™?nbsp;------|"
echo -e "\t\t\t\t|------------------------------|"
fi
}
add_user() {
echo "误‚¾“入用户ååQ?/span>"
read user
useradd $user -d /work/$user
passwd $user
echo -e "\t\t\t\t|------------------------------|"
echo -e "\t\t\t\t|------- 用户 "$user" 已创�nbsp;------|"
echo -e "\t\t\t\t|------------------------------|"
}
menu() {
while :
do
echo "1.æ·ÕdŠ 用户"
echo "2.åˆ é™¤ç”¨æˆ·"
echo "0.退�/span>"
echo -e "\n请选择åQ?/span>"
read choice
case $choice in
1) add_user;;
2) del_user;;
0) exit;;
*) menu;;
esac
done
}
menu
]]>
打开vim,执行如下命ä×oåQ?br />
:BundleInstall
:BundleSearch
:BundleClean
.vimrc
.vimrc
" For vundle
set nocompatible
filetype off
set rtp+=~/.vim/bundle/vundle/
call vundle#rc()
Bundle 'gmarik/vundle'
" vim-scripts repos
Bundle 'bash-support.vim'
Bundle 'perl-support.vim'
filetype plugin indent on
"let g:winManagerWindowLayout = "FileExplorer"
let g:winManagerWindowLayout = "FileExplorer|TagList"
map <c-w><c-f> :FirstExplorerWindow<cr>
map <c-w><c-b> :BottomExplorerWindow<cr>
map <c-w><c-t> : WMToggle<cr>
let g:persistentBehaviour=0
let g:winManagerWidth=30
nmap <silent><F8> :WMToggle<cr>
set nocompatible
filetype off
set rtp+=~/.vim/bundle/vundle/
call vundle#rc()
Bundle 'gmarik/vundle'
" vim-scripts repos
Bundle 'bash-support.vim'
Bundle 'perl-support.vim'
filetype plugin indent on
"let g:winManagerWindowLayout = "FileExplorer"
let g:winManagerWindowLayout = "FileExplorer|TagList"
map <c-w><c-f> :FirstExplorerWindow<cr>
map <c-w><c-b> :BottomExplorerWindow<cr>
map <c-w><c-t> : WMToggle<cr>
let g:persistentBehaviour=0
let g:winManagerWidth=30
nmap <silent><F8> :WMToggle<cr>
]]>
$sudo vi /etc/hostname
2ã€ä¿®æ”ÒŽ—¶åŒ?br />$rm /etc/localetime
$ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localetime
$ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localetime
]]>
$ find . -name *.egg
./python/setuptools-0.6c11-py2.7.egg
./python/dist/protobuf-2.4.1-py2.7.egg
ž®†è¿™ä¸¤ä¸ªæ–‡äšgåŠ?/span>用户环境
protocol buffer的安�a title="Link to this section" > ./python/setuptools-0.6c11-py2.7.egg
./python/dist/protobuf-2.4.1-py2.7.egg
ž®†è¿™ä¸¤ä¸ªæ–‡äšgåŠ?/span>用户环境
export PYTHONPATH=$SRC_DIR/protobuf-2.3.0-py2.5.egg:$SRC_DIR/setuptools-0.6c9-py2.5.egg
$ wget "http://protobuf.googlecode.com/files/protobuf-2.4.1.tar.bz2"
$ tar jxvf protobuf-2.4.1.tar.bz2
$ cd protobuf-2.4.1
$ ./configure
$ make
$ make check
$ make install
protocol buffer对python的支�/span>
$ cd python/
$ python setup.py test
$ python setup.py install
1ã€ä¸‹è½½æœ€æ–°ç‰ˆåQšhttp://www.python.org/download/
2ã€å®‰è£?br />
$./configure
$make
$make install
与google Ad Exchange 代表处烦å–requester.tar.gz
$tar zxvf requester.tar.gz
$cd requester
$make
$python2.7 requester.py --url=http://127.0.0.1:8000 --max_qps=1 --requests=1
$make
$make install
与google Ad Exchange 代表处烦å–requester.tar.gz
$tar zxvf requester.tar.gz
$cd requester
$make
$python2.7 requester.py --url=http://127.0.0.1:8000 --max_qps=1 --requests=1
]]>
$ssh-keygen -t rsa #ä¸éœ€è¦ä“Q何输入，一路回è½?br />$scp ~/.ssh/id_rsa.pub to linux B
在liunx b上执行：
$cat id_rsa.pub >>~/.ssh/authorized_keys
]]>
¾l常使用的æ£åˆ™è¡¨è¾‘Ö¼
^ 行首
$ 行尾
. ä»ÀL„一个嗽W?/span>
* ä»ÀL„多个å—符
\ 转义å—符
^ [ t h e ] �/span>t h e开头行
[ S s ] i g n a [ l L ] 匚w…å•è¯s i g n a lã€?/span>s i g n a Lã€?/span>S i g n a lã€?/span>S i g n a L
[Ss]igna[lL]". åŒä¸ŠåQŒä½†åŠ 一å¥ç‚¹
[ m a y M A Y ] 包å«m a y大写或å°å†™å—æ¯çš„è¡?/span>
^ U S E R $ åªåŒ…å?/span>U S E Rçš„è¡Œ
[tty]$ ä»?/span>t t y¾l“尾的行
\ . 带å¥ç‚¹çš„è¡?/span>
^ d . . x . . x . . x 对用戗÷€ç”¨æˆïL»„åŠå…¶ä»–用æˆïL»„æˆå‘˜æœ‰å¯æ‰§è¡Œæƒé™çš„ç›®å½?/span>
^ [ ^ l ] 排除兌™”目录的目录列è¡?/span>
^[^d] ls –l | grep ^[^d] åªæ˜¾½Cºéžæ–‡äšg夹的文äšg
[ . * 0 ] 0之å‰æˆ–之åŽåŠ ä»ÀL„å—符
[ 0 0 0 * ] 0 0 0或更多个
[ iI] 大写或å°å†?/span>I
[ i I ] [ n N ] 大写或å°å†?/span>iæˆ?/span>n
[ ^ $ ] ½Iø™¡Œ
[ ^ . * $ ] 匚w…è¡Œä¸ä»ÀL„å—符ä¸?/span>
^ . . . . . . $ 包括6个嗽W¦çš„è¡?/span>
[a- zA-Z] ä»ÀL„å•å—½W?/span>
[ a - z ] [ a - z ] * 臛_°‘一个å°å†™å—æ¯?/span>
[ ^ 0 - 9 " $ ] éžæ•°å—或¾ŸŽå…ƒæ ‡è¯†
[ ^ 0 - 0 A - Z a - z ] éžæ•°å—或å—æ¯
[ 1 2 3 ] 1åˆ?/span>3ä¸ä¸€ä¸ªæ•°å?/span>
[ D d ] e v i c e å•è¯d e v i c eæˆ?/span>D e v i c e
D e . . c e å‰ä¸¤ä¸ªå—æ¯äØ“D eåQŒåŽè·Ÿä¸¤ä¸ªä“Qæ„å—½W¦ï¼Œ 最åŽäØ“c e
" ^ q �/span>^ q开始行
^ . $ 仅有一个嗽W¦çš„è¡?/span>
^".[0-9][0-9] 以一个å¥ç‚¹å’Œä¸¤ä¸ªæ•°å—开始的è¡?/span>
' " D e v i c e " ' å•è¯d e v i c e
D e [ V v ] i c e \ . å•è¯D e v i c eæˆ?/span>d e v i c e
([0-9]{2}/[a-zA-Z]{3}/[0-9]{4}) å¯? æ—¥æœŸæ ¼å¼08/Jun/2010
([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}) I P地å€æ ¼å¼
[ ^ . * $ ] 匚w…ä»ÀL„è¡?/span>
[A-Za-z]* 匚w…所有å•è¯?/span>
功能说明åQ?/strong>查找文äšg里符åˆæ¡ä»¶çš„å—符丌Ӏ?br />
è¯ã€€ã€€æ³•ï¼šgrep
[-abcEFGhHilLnqrsvVwxy][-A<昄¡¤ºåˆ—æ•°>][-B<昄¡¤ºåˆ—æ•°>][-C<昄¡¤ºåˆ—æ•°>]
[-d<˜q›è¡ŒåŠ¨ä½œ>][-e<èŒƒæœ¬æ ·å¼>][-f<范本文äšg>][--help][èŒƒæœ¬æ ·å¼][æ–‡äšg或目å½?..]
补充说明åQ?/strong>grep指ä×o用于查找内容包å«æŒ‡å®šçš„èŒƒæœ¬æ ·å¼çš„æ–‡äšgåQŒå¦‚æžœå‘现æŸæ–‡äšg的内容符åˆæ‰€æŒ‡å®šçš„èŒƒæœ¬æ ·å¼ï¼Œé¢„设
grep指ä×o会把å«æœ‰èŒƒæœ¬æ ·å¼çš„那一列显½Cºå‡ºæ¥ã€‚è‹¥ä¸æŒ‡å®šä“Q何文件å¿UŽÍ¼Œæˆ–是所¾l™äºˆçš„文件åä¸?#8220;-”åQŒåˆ™grep指ä×oä¼šä»Žæ ‡å‡†è¾“å…¥è®‘Ö¤‡è¯Õd–æ•°æ®ã€?br />
å‚　　敎ͼš
-aæˆ?-text ä¸è¦å¿½ç•¥äºŒè¿›åˆ¶çš„æ•°æ®ã€?br />
-A<昄¡¤ºåˆ—æ•°>æˆ?-after-context=<昄¡¤ºåˆ—æ•°>
除了昄¡¤º½W¦åˆèŒƒæœ¬æ ·å¼çš„那一列之外，òq¶æ˜¾½Cø™¯¥åˆ—之åŽçš„内容ã€?br />
-bæˆ?-byte-offset 在显½Cºç¬¦åˆèŒƒæœ¬æ ·å¼çš„那一列之å‰ï¼Œæ ‡ç¤ºå‡ø™¯¥åˆ—第一个嗽W¦çš„ä½ç¼–å—÷€?br />
-B<昄¡¤ºåˆ—æ•°>æˆ?-before-context=<昄¡¤ºåˆ—æ•°>
除了昄¡¤º½W¦åˆèŒƒæœ¬æ ·å¼çš„那一列之外，òq¶æ˜¾½Cø™¯¥åˆ—之å‰çš„内容ã€?br />
-cæˆ?-count 计算½W¦åˆèŒƒæœ¬æ ·å¼çš„列数ã€?br />
-C<昄¡¤ºåˆ—æ•°>æˆ?-context=<昄¡¤ºåˆ—æ•°>æˆ?<昄¡¤ºåˆ—æ•°>
除了昄¡¤º½W¦åˆèŒƒæœ¬æ ·å¼çš„那一列之外，òq¶æ˜¾½Cø™¯¥åˆ—之å‰åŽçš„内å®V€?br />
-d<˜q›è¡ŒåŠ¨ä½œ>æˆ?-directories=<˜q›è¡ŒåŠ¨ä½œ>
当指定è¦æŸ¥æ‰¾çš„是目录而éžæ–‡äšgæ—Óž¼Œå¿…须使用˜q™é¡¹å‚æ•°åQŒå¦åˆ™grep指ä×ož®†å›žæŠ¥ä¿¡æ¯åƈåœæ¢åŠ¨ä½œã€?br />
-e<èŒƒæœ¬æ ·å¼>æˆ?-regexp=<èŒƒæœ¬æ ·å¼> 指定å—符串åšä¸ºæŸ¥æ‰¾æ–‡ä»¶å†…å®¹çš„èŒƒæœ¬æ ·å¼ã€?br />
-Eæˆ?-extended-regexp ž®†èŒƒæœ¬æ ·å¼äؓ延äŽ×的普通表½Cºæ³•æ¥ä‹É用ã€?br />
-f<范本文äšg>æˆ?-file=<范本文äšg>
指定范本文äšgåQŒå…¶å†…容å«æœ‰ä¸€ä¸ªæˆ–å¤šä¸ªèŒƒæœ¬æ ·å¼åQŒè®©grep查找½W¦åˆèŒƒæœ¬æ¡äšgçš„æ–‡ä»¶å†…å®¹ï¼Œæ ¼å¼ä¸ºæ¯åˆ—ä¸€ä¸ªèŒƒæœ¬æ ·å¼ã€?br />
-Fæˆ?-fixed-regexp ž®†èŒƒæœ¬æ ·å¼è§†ä¸ºå›ºå®šå—½W¦ä¸²çš„列表ã€?br />
-Gæˆ?-basic-regexp ž®†èŒƒæœ¬æ ·å¼è§†ä¸ºæ™®é€šçš„表示法æ¥ä½¿ç”¨ã€?br />
-hæˆ?-no-filename 在显½Cºç¬¦åˆèŒƒæœ¬æ ·å¼çš„那一列之å‰ï¼Œä¸æ ‡½Cø™¯¥åˆ—所属的文äšgå称ã€?br />
-Hæˆ?-with-filename 在显½Cºç¬¦åˆèŒƒæœ¬æ ·å¼çš„那一列之å‰ï¼Œè¡¨ç¤ºè¯¥åˆ—所属的文äšgå称ã€?br />
-iæˆ?-ignore-case 忽略å—符大å°å†™çš„差别ã€?br />
-læˆ?-file-with-matches 列出文äšg内容½W¦åˆæŒ‡å®šçš„èŒƒæœ¬æ ·å¼çš„æ–‡äšgå称ã€?br />
-Læˆ?-files-without-match 列出文äšg内容ä¸ç¬¦åˆæŒ‡å®šçš„èŒƒæœ¬æ ·å¼çš„文件å¿U°ã€?br />
-næˆ?-line-number 在显½Cºç¬¦åˆèŒƒæœ¬æ ·å¼çš„那一列之å‰ï¼Œæ ‡ç¤ºå‡ø™¯¥åˆ—的列数¾~–å·ã€?br />
-qæˆ?-quietæˆ?-silent ä¸æ˜¾½CÞZ“Q何信æ¯ã€?br />
-ræˆ?-recursive æ¤å‚数的效果和指å®?#8220;-d recurse”å‚数相åŒã€?br />
-sæˆ?-no-messages ä¸æ˜¾½Cºé”™è¯¯ä¿¡æ¯ã€?br />
-væˆ?-revert-match åè{查找ã€?br />
-Væˆ?-version 昄¡¤ºç‰ˆæœ¬ä¿¡æ¯ã€?br />
-wæˆ?-word-regexp åªæ˜¾½Cºå…¨å—符åˆçš„列ã€?br />
-xæˆ?-line-regexp åªæ˜¾½Cºå…¨åˆ—符åˆçš„列ã€?br />
-y æ¤å‚数的效果和指å®?#8220;-i”å‚数相åŒã€?br />
--help 在线帮助�/font>
]]>
Man Page
Man Page是Linuxå¼€å‘最常用的å‚考手册，由很多页é¢ç»„æˆï¼Œæ¯ä¸ª™åµé¢æ述一个主题，˜q™äº›™åµé¢è¢«ç»„¾l‡æˆè‹¥å¹²ä¸ªSection。FHSåQˆFilesystem Hierarchy StandardåQ?a class="indexterm" id="id2714160">æ ‡å‡†è§„å®šäº†Man Pageå„Sectionçš„å«ä¹‰å¦‚下：
è¡?nbsp;3.1. Man Pageçš„Section
| Section | æè¿° |
|---|---|
| 1 | 用户命ä×oåQŒä¾‹å¦?code class="literal">ls(1) |
| 2 | ¾pÈ»Ÿè°ƒç”¨åQŒä¾‹å¦?code class="literal">_exit(2) |
| 3 | 库函敎ͼŒä¾‹å¦‚printf(3) |
| 4 | ç‰ÒŽ®Šæ–‡äšgåQŒä¾‹å¦?code class="literal">null(4)æ述了设备文ä»?code class="literal">/dev/nullã€?code class="literal">/dev/zero的作ç”?/td> |
| 5 | ¾pÈ»Ÿé…置文äšgçš„æ ¼å¼ï¼Œä¾‹å¦‚passwd(5)æ述了系¾lŸé…¾|®æ–‡ä»?code class="literal">/etc/passwdçš„æ ¼å¼?/td>
|
| 6 | æ¸¸æˆ |
| 7 | 其它æ‚项åQŒä¾‹å¦?code class="literal">bash-builtins(7)æè¿°äº?code class="literal">bashçš„å„¿U内建命ä»?/td> |
| 8 | ¾pÈ»Ÿ½Ž¡ç†å‘½ä×oåQŒä¾‹å¦?code class="literal">ifconfig(8) |
注æ„区分用户命ä×o和系¾lŸç®¡ç†å‘½ä»¤ï¼Œç”¨æˆ·å‘½ä×o通常ä½äºŽ/binå’?code class="literal">/usr/bin目录åQŒç³»¾lŸç®¡ç†å‘½ä»¤é€šå¸¸ä½äºŽ/sbinå’?code class="literal">/usr/sbin目录åQŒä¸€èˆ¬ç”¨æˆ·å¯ä»¥æ‰§è¡Œç”¨æˆ·å‘½ä»¤ï¼Œè€Œæ‰§è¡Œç³»¾lŸç®¡ç†å‘½ä»¤ç»å¸”Rœ€è¦?code class="literal">rootæƒé™ã€‚ç³»¾lŸè°ƒç”¨å’Œåº“函数的区别ž®†åœ¨½W?nbsp;2 èŠ?“main函数和å¯åŠ¨ä¾‹½E?#8221;说明ã€?/p>
Man Pageä¸æœ‰äº›é¡µé¢æœ‰é‡ååQŒæ¯”如敲man printf命ä×o看到的åƈä¸æ˜¯C函数printfåQŒè€Œæ˜¯ä½äºŽ½W?个Sectionçš„ç³»¾lŸå‘½ä»?code class="literal">printfåQŒè¦æŸ¥çœ‹ä½äºŽ½W?个Sectionçš?code class="literal">printf函数应该æ•?code class="literal">man 3 printfåQŒä¹Ÿå¯ä»¥æ•?code class="literal">man -k printf命ä×oæœçƒ¦å“ªäº›™åµé¢çš„主题包å?code class="literal">printf关键å—。本书会¾l常出现¾cÖM¼¼printf(3)˜q™æ ·çš„写法，括å·ä¸çš„3表示Man Page的第3个SectionåQŒæˆ–者表½C?#8220;我这里想说的æ˜?code class="literal">printf库函数而ä¸æ˜?code class="literal">printf命ä×o”ã€?/p>
]]>
解决办法åQ?br /> 1ã€å…ˆmv soåQŒå†cp sož®×ƒ¸ä¼šå‡ºcoreäº?br /> 2ã€å…ˆrm soåQŒå†cp sož®×ƒ¸ä¼šå‡ºcoreäº?br />
]]>
æ·ÕdŠ é…ç½®
export TERM=xterm-color
å›_¯è¯æ³•é«˜äº®
.vimrc
if v:lang =~ "utf8$" || v:lang =~ "UTF-8$" set fileencodings=utf-8,latin1endifset nocompatible " Use Vim defaults (much better!)set bs=2 " allow backspacing over everything in insert mode"set ai " always set autoindenting on"set backup " keep a backup fileset viminfo='20,\"50 " read/write a .viminfo file, don't store more " than 50 lines of registersset history=50 " keep 50 lines of command line historyset ruler " show the cursor position all the time" Only do this part when compiled with support for autocommandsif has("autocmd") " In text files, always limit the width of text to 78 characters autocmd BufRead *.txt set tw=78 " When editing a file, always jump to the last cursor position autocmd BufReadPost * \ if line("'\"") > 0 && line ("'\"") <= line("$") | \ exe "normal! g'\"" | \ endifendifif has("cscope") set csprg=/usr/bin/cscope set csto=0 set cst set nocsverb " add any database in current directory if filereadable("cscope.out") cs add cscope.out " else add database pointed to by environment elseif $CSCOPE_DB != "" cs add $CSCOPE_DB endif set csverbendif" Switch syntax highlighting on, when the terminal has colors" Also switch on highlighting the last used search pattern.if &t_Co > 2 || has("gui_running") syntax on set hlsearchendifif &term=="xterm" set t_Co=8 set t_Sb=^[[4%dm set t_Sf=^[[3%dmendif]]>
官方æä¾›ftp下è²
解压åQ?br />
# tar -zxf siege-latest.tar.gz
˜q›å…¥è§£åŽ‹ç›®å½•åQ?br />
# cd siege-2.65/
安装åQ?br />
#./configure ; make
#make install
使用
siege -c 200 -r 10 -f example.url
-c是åƈå‘é‡åQ?r是é‡å¤æ¬¡æ•°ã€?urlæ–‡äšgž®±æ˜¯ä¸€ä¸ªæ–‡æœ¬ï¼Œæ¯è¡Œéƒ½æ˜¯ä¸€ä¸ªurlåQŒå®ƒä¼šä»Žé‡Œé¢éšæœºè®‰K—®çš„ã€?/p>
example.url内容:
http://www.taoav.com
http://www.tuhaoduo.com
http://www.tiaonv.com
¾l“果说明
Lifting the server siege… done.
Transactions: 3419263 hits //完æˆ419263‹Æ¡å¤„ç?br />
Availability: 100.00 % //100.00 % æˆåŠŸçŽ?br />
Elapsed time: 5999.69 secs //æ€Õd…±ç”¨æ—¶
Data transferred: 84273.91 MB //共数æ®ä¼ è¾?4273.91 MB
Response time: 0.37 secs //相应用时1.65¿U’：昄¡¤º¾|‘络˜qžæŽ¥çš„速度
Transaction rate: 569.91 trans/sec //å‡æ¯¿U’完æˆ?569.91 ‹Æ¡å¤„ç†ï¼šè¡¨ç¤ºæœåŠ¡å™¨åŽ
Throughput: 14.05 MB/sec //òq›_‡æ¯ç§’ä¼ é€æ•°æ?br />
Concurrency: 213.42 //实际最高åƈå‘æ•°
Successful transactions: 2564081 //æˆåŠŸå¤„熋ơ数
Failed transactions: 11 //å¤ÞpÓ|处熋ơ数
Longest transaction: 29.04 //æ¯æ¬¡ä¼ 输所花最长时é—?br />
Shortest transaction: 0.00 //æ¯æ¬¡ä¼ 输所花最çŸæ—¶é—?/p>
æ•´ç†åQšä¼šæ¸¸æ³³çš„é±¼
æ¥è‡ªåQšwww.LinuxByte.net
最åŽæ›´æ–°æ—¶é—ß_¼š2005-2-20
.tar
解包åQštar xvf FileName.tar
打包åQštar cvf FileName.tar DirName
åQˆæ³¨åQštar是打包，ä¸æ˜¯åŽ‹ç¾ƒåQ）
——————————————�br /> .gz
解压1åQšgunzip FileName.gz
解压2åQšgzip -d FileName.gz
压羃åQšgzip FileName
.tar.gz å’?.tgz
解压åQštar zxvf FileName.tar.gz
压羃åQštar zcvf FileName.tar.gz DirName
——————————————�br /> .bz2
解压1åQšbzip2 -d FileName.bz2
解压2åQšbunzip2 FileName.bz2
压羃åQ?bzip2 -z FileName
.tar.bz2
解压åQštar jxvf FileName.tar.bz2
压羃åQštar jcvf FileName.tar.bz2 DirName
——————————————�br /> .bz
解压1åQšbzip2 -d FileName.bz
解压2åQšbunzip2 FileName.bz
压羃åQšæœªçŸ?br /> .tar.bz
解压åQštar jxvf FileName.tar.bz
压羃åQšæœªçŸ?br /> ——————————————â€?br /> .Z
解压åQšuncompress FileName.Z
压羃åQšcompress FileName
.tar.Z
解压åQštar Zxvf FileName.tar.Z
压羃åQštar Zcvf FileName.tar.Z DirName
——————————————�br /> .zip
解压åQšunzip FileName.zip
压羃åQšzip FileName.zip DirName
——————————————�br /> .rar
解压åQšrar x FileName.rar
压羃åQšrar a FileName.rar DirName
rar请到åQšhttp://www.rarsoft.com/download.htm 下è²åQ?br /> 解压åŽè¯·ž®†rar_static拯‚´åˆ?usr/bin目录åQˆå…¶ä»–ç”±$PATH环境å˜é‡æŒ‡å®šçš„目录也å¯ä»¥åQ‰ï¼š
[root@www2 tmp]# cp rar_static /usr/bin/rar
——————————————�br /> .lha
解压åQšlha -e FileName.lha
压羃åQšlha -a FileName.lha FileName
lha请到åQšhttp://www.infor.kanazawa-it.ac.jp/~ishii/lhaunix/下è²åQ?br /> >解压åŽè¯·ž®†lha拯‚´åˆ?usr/bin目录åQˆå…¶ä»–ç”±$PATH环境å˜é‡æŒ‡å®šçš„目录也å¯ä»¥åQ‰ï¼š
[root@www2 tmp]# cp lha /usr/bin/
——————————————�br /> .rpm
解包åQšrpm2cpio FileName.rpm | cpio -div
——————————————�br /> .deb
解包åQšar p FileName.deb data.tar.gz | tar zxf -
——————————————�br /> .tar .tgz .tar.gz .tar.Z .tar.bz .tar.bz2 .zip .cpio .rpm .deb .slp .arj .rar .ace .lha .lzh .lzx .lzs .arc .sda .sfx .lnx .zoo .cab .kar .cpt .pit .sit .sea
解压åQšsEx x FileName.*
压羃åQšsEx a FileName.* FileName
sExåªæ˜¯è°ƒç”¨ç›¸å…³½E‹åºåQŒæœ¬íw«åÆˆæ— åŽ‹¾~©ã€è§£åŽ‹åŠŸèƒ½ï¼Œè¯äh³¨æ„ï¼
sEx请到åQ?http://sourceforge.net/projects/sex下è²åQ?br /> 解压åŽè¯·ž®†sEx拯‚´åˆ?usr/bin目录åQˆå…¶ä»–ç”±$PATH环境å˜é‡æŒ‡å®šçš„目录也å¯ä»¥åQ‰ï¼š
[root@www2 tmp]# cp sEx /usr/bin/
gzip 命ä×o
å‡å°‘æ–‡äšg大å°æœ‰ä¸¤ä¸ªæ˜Žæ˜„¡š„好处åQŒä¸€æ˜¯å¯ä»¥å‡ž®‘å˜å‚¨ç©ºé—ß_¼ŒäºŒæ˜¯é€šè¿‡¾|‘ç»œä¼ è¾“æ–‡äšgæ—Óž¼Œå¯ä»¥å‡å°‘ä¼ è¾“çš„æ—¶é—´ã€‚gzip 是在 Linux ¾pÈ»Ÿä¸ç»å¸æ€‹É用的一个对文äšg˜q›è¡ŒåŽ‹ç¾ƒå’Œè§£åŽ‹ç¾ƒçš„命令，既方便åˆå¥½ç”¨ã€?
è¯æ³•åQšgzip [选项] 压羃åQˆè§£åŽ‹ç¾ƒåQ‰çš„æ–‡äšgå?br />
该命令的å„选项å«ä¹‰å¦‚下åQ?
-c ž®†è¾“å‡ºå†™åˆ°æ ‡å‡†è¾“å‡ÞZ¸ŠåQŒåƈä¿ç•™åŽŸæœ‰æ–‡äšgã€?br /> -d ž®†åŽ‹¾~©æ–‡ä»¶è§£åŽ‹ã€?br /> -l å¯ÒŽ¯ä¸ªåŽ‹¾~©æ–‡ä»Óž¼Œæ˜„¡¤ºä¸‹åˆ—å—段åQ?br /> 压羃文äšg的大ž®ï¼›æœªåŽ‹¾~©æ–‡ä»¶çš„大å°åQ›åŽ‹¾~©æ¯”åQ›æœªåŽ‹ç¾ƒæ–‡äšgçš„åå?br /> -r 递归å¼åœ°æŸ¥æ‰¾æŒ‡å®šç›®å½•òq¶åŽ‹¾~©å…¶ä¸çš„所有文件或者是解压¾~©ã€?br /> -t ‹¹‹è¯•åQŒæ£€æŸ¥åŽ‹¾~©æ–‡ä»¶æ˜¯å¦å®Œæ•´ã€?br /> -v å¯ÒŽ¯ä¸€ä¸ªåŽ‹¾~©å’Œè§£åŽ‹çš„æ–‡ä»Óž¼Œæ˜„¡¤ºæ–‡äšgå和压羃比ã€?br /> -num ç”¨æŒ‡å®šçš„æ•°å— num 调整压羃的速度åQ?1 æˆ?--fast 表示最快压¾~©æ–¹æ³•ï¼ˆä½ŽåŽ‹¾~©æ¯”åQ‰ï¼Œ
-9 æˆ?-best表示最慢压¾~©æ–¹æ³•ï¼ˆé«˜åŽ‹¾~©æ¯”åQ‰ã€‚ç³»¾lŸç¼ºçœå€égØ“ 6ã€?br />
指ä×o实例åQ?
gzip *
% 把当å‰ç›®å½•ä¸‹çš„æ¯ä¸ªæ–‡ä»¶åŽ‹¾~©æˆ .gz æ–‡äšgã€?br />
gzip -dv *
% 把当å‰ç›®å½•ä¸‹æ¯ä¸ªåŽ‹ç¾ƒçš„文件解压，òq¶åˆ—å‡ø™¯¦¾l†çš„ä¿¡æ¯ã€?br />
gzip -l *
% 详细昄¡¤ºä¾?ä¸æ¯ä¸ªåŽ‹¾~©çš„æ–‡äšgçš„ä¿¡æ¯ï¼Œòq¶ä¸è§£åŽ‹ã€?br />
gzip usr.tar
% 压羃 tar 备䆾文äšg usr.taråQŒæ¤æ—¶åŽ‹¾~©æ–‡ä»¶çš„扩展åäØ“.tar.gzã€?
]]>
var="abc"awk -v "fst=$var" '{print fst}']]>