Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

LinuxϵÄһЩ³£ÓõĻù±¾ÃüÁî

һЩ³£ÓõĻù±¾ÃüÁî:
uname -a    ²é¿´Äں˰汾      
ls -al    ÏÔʾËùÓÐÎļþµÄÊôÐÔ
pwd         ÏÔʾµ±Ç°Â·¾¶       
cd -    ·µ»ØÉÏÒ»´ÎĿ¼     cd ~    ·µ»ØÖ÷Ŀ¼
date s      ÉèÖÃʱ¼ä¡¢ÈÕÆÚ         
cal      ÏÔʾÈÕÀú     cal 2006
bc          ¼ÆËãÆ÷¾ß              
man  & info     °ïÖúÊÖ²á
locale     ÏÔʾµ±Ç°×ÖÌå     locale -a    ËùÓпÉÓÃ×ÖÌå     /etc/sysconfig/i18nÉèÖÃÎļþ
LANG=en    ʹÓÃÓ¢ÎÄ×ÖÌå           
sync       ½«Êý¾Ýͬ²½Ð´ÈëÓ²ÅÌ       
shutdonw -h now & half & poweroff  ¹Ø»ú
reboot     ÖØÆô                  
startx  &  init 5   ½øÈëͼÐνéÃæ
/work  & ?work    ÏòÉÏ¡¢Ï²éÕÒÎĵµÄÚÈÝ
chgrp      ¸Ä±äµµ°¸Èº×é  chgrp testing install.log   
chown     ¸Ä±äËùÊôÈË   chown root:root install.log
chmod      ¸Ä±äÊôÐÔ     chmod 777 install.log     read=4  write=2  execute=1
cp   ¸´ÖÆ   cp filename
rm   ɾ³ýÎļþ  rm -rf filename   Ç¿ÖÆÉ¾³ýÎļþ
rmdir   ɾ³ýÎļþ¼Ð
mv  ÒÆ¶¯    mv 123.txt 222.txt  ÖØÃüÃû
mkdir &nbs


Ïà¹ØÎĵµ£º

ʵսLinux Bluetooth±à³Ì(Áù) L2CAP±à³ÌʵÀý

ÀýÒ»£º·¢ËÍSignaling Packet£º
Signaling CommandÊÇ2¸öBluetoothʵÌåÖ®¼äµÄL2CAP²ãÃüÁî´«Êä¡£ËùÒÔµÃSignaling CommandʹÓÃCID 0x0001.
¶à¸öCommand¿ÉÒÔÔÚÒ»¸öC-frame£¨control frame£©Öз¢ËÍ¡£
 Èç¹ûÒªÖ±½Ó·¢ËÍSignaling Command.ÐèÒª½¨Á¢SOCK_RAWÀàÐ͵ÄL2CAPÁ¬½ÓSocket¡£ÕâÑù²ÅÓлú»á×Ô¼ºÌî³äCommand Code£¬Identi ......

ʵսLinux Bluetooth±à³Ì (Æß) SDPЭÒé

Service Discovery Protocol(SDP)ÌṩһÖÖÄÜÁ¦£¬ÈÃÓ¦ÓóÌÐòÓз½·¨·¢ÏÖÄÄÖÖ·þÎñ¿ÉÓÃÒÔ¼°ÕâÖÖ·þÎñµÄÌØÐÔ¡£
·þÎñ·¢ÏÖЭÒé(SDP»òBluetooth SDP)ÔÚÀ¶ÑÀЭÒéÕ»ÖжÔÀ¶ÑÀ»·¾³ÖеÄÓ¦ÓóÌÐòÓÐÌØÊâµÄº¬Ò⣬·¢ÏÖÄĸö·þÎñÊÇ¿ÉÓõĺÍÈ·¶¨ÕâЩ¿ÉÓ÷þÎñµÄÌØÕ÷¡£SDP¶¨ÒåÁËbluetooth client·¢ÏÖ¿ÉÓÃbluetooth server·þÎñºÍËüÃǵÄÌØÕ÷µÄ·½·¨¡£ ......

linux¿ª»úÆô¶¯


linuxÓÐ×Ô¼ºÒ»Ì×ÍêÕûµÄÆô¶¯Ìåϵ£¬×¥×¡ÁËlinuxÆô¶¯µÄÂöÂ磬linuxµÄÆô¶¯¹ý³Ì½«²»ÔÙÉñÃØ¡£
ÔĶÁ֮ǰ½¨ÒéÏÈ¿´Ò»Ï¸½Í¼¡£
±¾ÎÄÖмÙÉèinittabÖÐÉèÖõÄinit
treeΪ£º
/etc/rc.d/rc0.d
/etc/rc.d/rc1.d
/etc/rc.d/rc2.d
/etc/rc.d/rc3.d
/etc/rc.d/rc4.d
/etc/rc.d/rc5.d
/etc/rc.d/rc6.d
/etc/rc.d/init.d
1.
¹ØÓ ......

linuxÖÕ¶ËÃüÁîѧϰ

ѧϰLinuxÖÕ¶ËÃüÁî
linuxĿ¼¼Ü¹¹
/   ¸ùĿ¼
/bin    ³£ÓõÄÃüÁî binary file µÄÄ¿錄
/boot   ´æ·ÅϵͳÆô¶¯Ê±±ØÐë¶ÁÈ¡µÄµµ°¸£¬°üÀ¨ºËÐÄ (kernel) ÔÚÄÚ
     /boot/grub/menu.lst   GRUBÉèÖÃ
     /boot/vmlinuz & ......

linuxÄÚ´æ¹ÜÀí

Äں˽øÐÐÎïÀíÄÚ´æ¹ÜÀíºÍÐéÄâÄÚ´æ¹ÜÀí
ʹÓôÅÅÌÉϵĿռ䣬³ÆÎª½»»»Çø¡£
ÄÚºËÊǽ«ÐéÄâÄÚ´æÖеÄÄÚÈÝÀ´À´»Ø»ØµÄºÍÄÚ´æµÄÄÚÈݽøÐн»»»µÄ
ÕâÑù¿ÉÒÔÈÃos¸Ð¾õµ½Æäʵ¿ÉÓõÄÄÚ´æ±ÈÎïÀíÄÚ´æ¿Õ¼ä¸ü´ó¡£
ÄÚ´æµÄ·ÖÅäÊdzÉ×éµÄ·Ö³É¿éµÄ£¬³ÆÎªÒ³Ãæ¡£
ÄÚºËÓÐÒ»ÕÅ±í£¬ÓÃÀ´¶¨Î»Ò³ÃæÊÇÔÚÄÚ´æÀïÃæ»¹ÊÇÔÚ´ÅÅÌÀïÃæ¡£ÒÔ¾ö¶¨ÄÄÐ©Ò³ÃæÒª½»»»¡£ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ