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  Ê×ÏȽéÉÜһϠdiff ºÍ patch¡£ÔÚÕâÀï²»»á°Ñ man ÔÚÏßÎĵµÉÏËùÓеÄÑ¡Ïî¶¼½éÉÜÒ»ÏÂ,ÄÇÑùҲû
ÓбØÒª¡£ÔÚ 99%µÄʱ¼äÀï,ÎÒÃÇÖ»»áÓõ½¼¸¸öÑ¡Ïî¡£ËùÒÔ±ØÐëѧ»áÕ⼸¸öÑ¡Ïî¡£
1¡¢diff
--------------------
NAME
   diff - find differences between two files
SYNOPSIS
   diff [options] from-file to-file
--------------------
¼òµ¥µÄ˵,diff µÄ¹¦ÄܾÍÊÇÓÃÀ´±È½ÏÁ½¸öÎļþµÄ²»Í¬,È»ºó¼Ç¼ÏÂÀ´,Ò²¾ÍÊÇËùνµÄ diff ²¹¶¡¡£Óï·¨
¸ñʽ:diff ¡¾Ñ¡Ïî¡¿ Ô´Îļþ(¼Ð) Ä¿µÄÎļþ(¼Ð),¾ÍÊÇÒª¸øÔ´Îļþ(¼Ð)´ò¸ö²¹¶¡,ʹ֮±ä³ÉÄ¿
µÄÎļþ(¼Ð),ÊõÓïÒ²¾ÍÊÇ“Éý¼¶”¡£ÏÂÃæ½éÉÜÈý¸ö×îΪ³£ÓÃÑ¡Ïî:
-r ÊÇÒ»¸öµÝ¹éÑ¡Ïî,ÉèÖÃÁËÕâ¸öÑ¡Ïî,diff »á½«Á½¸ö²»Í¬°æ±¾Ô´´úÂëĿ¼ÖеÄËùÓжÔÓ¦ÎļþÈ«²¿¶¼½ø
ÐÐÒ»´Î±È½Ï,°üÀ¨×ÓĿ¼Îļþ¡£
-N Ñ¡ÏîÈ·±£²¹¶¡Îļþ½«ÕýÈ·µØ´¦ÀíÒѾ­´´½¨»òɾ³ýÎļþµÄÇé¿ö¡£
-u Ñ¡ÏîÒÔͳһ¸ñʽ´´½¨²¹¶¡Îļþ,ÕâÖÖ¸ñʽ±Èȱʡ¸ñʽ¸ü½ô´ÕЩ¡£
2¡¢patch
------------------
NAME
     patch - apply a diff file to an original
SYNOPSIS
     patch [options] [originalfile [patchfile]]
     but usually just
     patch -pnum <patchfile>
------------------
¼òµ¥µÄ˵,patch ¾ÍÊÇÀûÓà diff ÖÆ×÷µÄ²¹¶¡À´ÊµÏÖÔ´Îļþ(¼Ð)ºÍÄ¿µÄÎļþ(¼Ð)µÄת»»¡£ÕâÑù˵
¾ÍÒâζ×ÅÄã¿ÉÒÔÓÐÔ´Îļþ(¼Ð)¨D¨D>Ä¿µÄÎļþ(¼Ð),Ò²¿ÉÒÔÄ¿µÄÎļþ(¼Ð)¨D¨D>Ô´Îļþ(¼Ð)¡£
ÏÂÃæ½éÉܼ¸¸ö×î³£ÓÃÑ¡Ïî:
-p0 Ñ¡ÏîÒª´Óµ±Ç°Ä¿Â¼²éÕÒÄ¿µÄÎļþ(¼Ð)
-p1 Ñ¡ÏîÒªºöÂÔµôµÚÒ»²ãĿ¼,´Óµ±Ç°Ä¿Â¼¿ªÊ¼²éÕÒ¡£
************************************************************
ÔÚÕâÀïÒÔʵÀý˵Ã÷:
--- old/modules/pcitable         Mon Sep 27 11:03:56 1999
+++ new/modules/pcitable           Tue Dec 19 20:05:41 2000
   Èç¹ûʹÓòÎÊý-p0,ÄǾͱíʾ´Óµ±Ç°Ä¿Â¼ÕÒÒ»¸ö½Ð×ö old µÄÎļþ¼Ð,ÔÚËüÏÂÃæÑ°ÕÒ modules ϵÄ
pcitable ÎļþÀ´Ö´ÐÐ patch ²Ù×÷¡£
   Èç¹ûʹÓòÎÊý-p1,ÄǾͱíʾºöÂÔµÚÒ»²ãĿ¼(¼´²»¹Ü old),´Óµ±Ç°Ä¿Â¼Ñ°ÕÒ modules µÄÎļþ
¼Ð,ÔÚËüÏÂÃæÕÒ pcitable¡£ÕâÑùµÄǰÌáÊǵ±Ç°Ä¿ ¼±ØÐëΪ modules ËùÔÚµÄĿ¼¡£¶ø diff ²¹¶


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Linuxѧϰ֮mount

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¡¡¡¡mount [-t vfstype] [-o options] device dir
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linux mysql ¿ª·¢»·¾³

°²×°mysql
sudo apt-get install mysql-servel-5.0 mysql-client-5.0
ÏÂÔØ°²×°¹ý³ÌÖУ¬»áÌáʾÊäÈërootÃÜÂë
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 sudo apt-get install libmysqlclient15-dev
¸ü¶àapi ²é¿´£ºhttp://dev.mysql.com/doc/refman/5.0/en/c.html
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ÓÃLinuxÏÂPerl½Å±¾Á¬½ÓSQLServer

×¼±¸¹¤×÷:
¡¡¡¡Óõ½µÄperl À©Õ¹×é¼þ(modules)ÔÚÉÏÆªÌù³ö.( win32::odbc Ä£¿é
)ÏÂÔØ×é¼þºó°´ÕÕReadmeÎļþ°²×°µ¹ÏìӦĿ¼.ÅäÖúÃÏàÓ¦µÄodbcÊý¾ÝÔ´.
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¡¡¡¡³ÌÐòʵÏÖ:
¡¡¡¡Ê¹ÓÃ
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linux Redhat AS4ÏÂoracle 9i°²×°


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rpm -ivh compat-libcwait-2.1-1.i386.rpm
rpm -ivh compat-oracle-rhel4-1.0-5.i386.rpm
°²×°¹ý³ÌÕâ2¸örpmʱ»á±¨Ò»Ð©ÒÀÀµµÄ°üδװ£¬¸ù¾ÝÃû×Öµ½ÍøÉÏÈ¥ÏÂÔØÏàÓ¦µÄ°ü×°ÉÏ¡£
ÅäÖÃϵͳ²ÎÊý
 dd if=/dev/zero of=tmpswap bs=1k count=2048000
 chmod 600 tmpswap
 mkswap tmpswap
&nb ......
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