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1> ʹÓÃCDPATHÉèÖà cd ÃüÁîµÄ¹¤×÷Ŀ¼
[ramesh@dev-db ~]# pwd 
/home/ramesh 
[ramesh@dev-db ~]# cd mail 
-bash: cd: mail: No such file or directory 
[×¢Ò⣺ÔÚµ±Ç°Ä¿Â¼ÏÂѰÕÒMAILĿ¼] 
[ramesh@dev-db ~]# export CDPATH=/etc 
[ramesh@dev-db ~]# cd mail /etc/mail 
[×¢Ò⣺ÕâÊÇÔÚ/etcÏÂѰÕÒMAILĿ¼] 
[ramesh@dev-db /etc/mail]# pwd 
/etc/mail 
ÏëÒªÕâ¸öÉèÖÃÓÀ¾ÃÉúЧ, °Ñexport CDPATH=/etc Ìí¼Óµ½ÄãµÄ.bash_profileÖС£
2> ʹÓÃcd ±ðÃû(alias)À´¸üÓÐЧµÄ·µ»ØÉϲãĿ¼
# mkdir -p /tmp/very/long/directory/structure/that/is/too/deep 
# cd /tmp/very/long/directory/structure/that/is/too/deep 
# pwd /tmp/very/long/directory/structure/that/is/too/deep 
# cd ../../../../
Ìí¼ÓÈçÏÂ
alias cd1="cd .." 
alias cd2="cd ../.." 
alias cd3="cd ../../.." 
alias cd4="cd ../../../.." 
alias cd5="cd ../../../../.."
µ½ÄãµÄ.bash_profileÖк󣬾ͿÉÒÔÈçÏ»ص½Éϲã/ÉÏÉϲã/ÉÏÉÏÉϲãĿ¼ÁË  :)
# cd /tmp/very/long/directory/structure/that/is/too/deep
# cd4
# pwd
/tmp/very/long/directory/structure/


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    ×°Èëlinux°²×°ÅÌ£¬ÒÔ¹âÇýÆô¶¯£¬½ ......

ÔÚLinuxÉϵÄIDE ¿ª·¢»·¾³ Áбí


Integrated Development Environments / RAD tools / GUI-builders on Linux:
General/Editors:
Amy (HTML, C, C++, Java, SQL, LaTeX, Makefiles and many more languages)
blIDE (incomplete; no downloads as of yet)
IBM's Eclipse (an extensible IDE kit; Java, C/C++, plus other languages via plug-ins t ......

linuxÏÂechoÃüÁîÏê½â


linuxµÄechoÃüÁî, ÔÚshell±à³ÌÖм«Îª³£ÓÃ, ÔÚÖÕ¶ËÏ´òÓ¡±äÁ¿valueµÄʱºòÒ²Êdz£³£Óõ½µÄ, Òò´ËÓбØÒªÁ˽âÏÂechoµÄÓ÷¨
echoÃüÁîµÄ¹¦ÄÜÊÇÔÚÏÔʾÆ÷ÉÏÏÔʾһ¶ÎÎÄ×Ö£¬Ò»°ãÆðµ½Ò»¸öÌáʾµÄ×÷Óá£
¸ÃÃüÁîµÄÒ»°ã¸ñʽΪ£º echo [ -n ] ×Ö·û´®
ÆäÖÐÑ¡Ïîn±íʾÊä³öÎÄ×Öºó²»»»ÐУ»×Ö·û´®ÄܼÓÒýºÅ£¬Ò²Äܲ»¼ÓÒýºÅ¡£ÓÃechoÃüÁîÊä³ö¼ÓÒýº ......

linux ÏÂsvn°æ±¾¿â±¸·Ý·½·¨

mkdir -p /usr/local/svn/to/bakcup
/usr/local/svn/bin/svnadmin hotcopy /usr/local/svn/repos/test /usr/local/svn/to/bakcup --clean-logs

ÏêϸÇë²Î¿¼svn ÊÖ²á:
http://wenku.baidu.com/view/7c4617791711cc7931b71655.html ......

LinuxÏÂrar tar bz gzµÈÃüÁîѹËõºÍ½âѹÏê½â

Èç¹ûÊÇÒÔtarballÐÎʽ°²×°°²×°£¬È¥rar
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http://www.rarlab.com/
ÒÔ3.8°æ±¾ÎªÀý£¬Èç¹ûÊÇi386µÄƽ̨,Ö´ÐÐÒÔÏÂÃüÁ
$wget http://www.rarlab.com/rar
/rarlinux-3.8.0.tar.gz

rar
Èí¼þ²»ÐèÒª°²×°£¬Ö±½Ó½âѹµ½/usr/localÏ£¬ÒÔϲÙ×÷ÐèÒªÓÐroot
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#tar zxvf rarlinux-3.8.0 ......
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