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ÓÚÊÇÕÒµ½×îеÄÎļþÊǵÚÒ»¼þÊÂÇé
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$ ls -lrt | awk '/xmhi/ { f=$NF };END{ print f }'
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$ ls -l |awk '{print$9}'


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linux gcc ÃüÁî

1£¬-c ±àÒëÄ¿±ê´úÂë
      gcc -o hello.o -c hello.c  //-o Ö»ÊÇÖ¸¶¨Éú³ÉÄ¿±êÎļþÃû
      »ò
      gcc -c hello.c
      ¶¼Éú³Éhello.oÎļþ£¬²»¿ÉÒÔÖ´ÐС£
      gcc -o hello hello.o
      ÓÃÄ¿±êÎļþÉú³Éhell ......

¿ìËÙʹÓÃlocateÃüÁî²éÕÒLinuxÖеÄÎļþ

ÔÚºÆ嫵ÄLinuxÖУ¬²éÕÒij¸öÎļþÊǼþ·Ç³£ÒªÃüµÄʶù¡£ÎÒÊÔ¹ýºÜ¶à·½·¨£¬×î¼òµ¥¡¢×î·½±ãµÄÒ»ÖÖÊÇÀûÓÃlocateÃüÁîºÍupdatedbÃüÁîÅäºÏµÄ·½·¨£º
±ÈÈ磬ÎÒÃÇÒª²éÕÒÒ»¸öÎļþÃûÖдø“chen”×Ö·û´®µÄÎļþ£¬ÕâÑù×ö£º
[root@locahost /]# locate chen
ÕâÑù¾ÍÄܳöÏÖÒ»´ó´®Ô̺¬chen×Ö·û´®ÎļþÃûµÄÎļþ¡£
×¢Ò⣬locateÖ´Ðкóµ ......

linuxÄÚºËÅäÖÃÎļþ.config£¬»ùÓÚs3c2410ʵÏÖ

ÏÂÃæµÄÎļþµÄʹÓ÷½·¨ÊÇ£º½«ÏÂÃæµÄÎļþ±£´æÔÚlinuxÄÚºËÔ´ÂëĿ¼ÖУ¬ÎļþµÄÃû³ÆÊÇ.config£¬È»ºómake menuconfig,ÔÚ³öÏÖ
µÄÅäÖýçÃæÖÐÑ¡ÔñLoad ConfiguratioÑ¡ÏȻºó¿ÉÒÔÔÚÕâ¸ö»ù´¡ÉÏÐÞ¸Ä×Ô¼ºµÄkernel¡£ÏÂÃæµÄÅäÖÃÊÇ»ùÓÚs3c2410£¬Ö§³Öyaffs2
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J2EEÏîĿǨÒÆ(window >linux)

1. download & setup jdk
2. download eclipse and test a simple example of java
3. setup mysql use yum(or download & setup by hand)
 yum install mysql
 problem1:linux mysql configuration & use
  solution1:
   mysql -uroot -p
   passw ......
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