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linux yumÃüÁîÏê½â

Ò». yumÊÇʲô
yum = Yellow dog Updater, Modified
Ö÷Òª¹¦ÄÜÊǸü·½±ãµÄÌí¼Ó/ɾ³ý/¸üÐÂRPM°ü.
ËüÄÜ×Ô¶¯½â¾ö°üµÄÒÐÀµÐÔÎÊÌâ.
ËüÄܱãÓÚ¹ÜÀí´óÁ¿ÏµÍ³µÄ¸üÐÂÎÊÌâ
×¢:ΪʲôҪʹÓÃyum¶ø²»ÓÃapt,×î¼òµ¥µÄÔ­Òò,Fedora×Ô´ø

¶þ. yumÌØµã
*¿ÉÒÔͬʱÅäÖöà¸ö×ÊÔ´¿â(Repository)
*¼ò½àµÄÅäÖÃÎļþ(/etc/yum.conf)
*×Ô¶¯½â¾öÔö¼Ó»òɾ³ýrpm°üʱÓöµ½µÄÒÐÀµÐÔÎÊÌâ
*ʹÓ÷½±ã
*±£³ÖÓëRPMÊý¾Ý¿âµÄÒ»ÖÂÐÔ

Èý. yum°²×°
Fedora×Ô´ø
#rpm -ivh yum-2.0.4-2.noarch.rpm

ËÄ. yumÅäÖÃ
×¢:Ð޸ĺÍÔö¼ÓÅäÖÃÎļþÖеÄ×ÊÔ´¿â,¼Ó¿ìÏÂÔØËٶȺÍÓµÓиü¶à¿É¸üеÄrpm°ü
½«/etc/yum.confµÄÄÚÈÝÈ«²¿Ì滻Ϊ
[main]
cachedir=/var/cache/yum
debuglevel=2
logfile=/var/log/yum.log
pkgpolicy=newest
distroverpkg=fedora-release
tolerant=1
exactarch=1

[fedora-us-1]
name=Fedora Core 1 -- Fedora US mirror

baseurl=ftp://mirrors.kernel.org/fedora.us/fedora/fedora/1/i386/yum/os

[fedora-us-1-updates]
name=Fedora Core 1 updates -- Fedora US mirror

baseurl=ftp://mirrors.kernel.org/fedora.us/fedora/fedora/1/i386/yum/updates


[fedora-us-1-stable]
name=Fedora Linux (stable) for Fedora Core 1 -- Fedora US
mirror

baseurl=ftp://mirrors.kernel.org/fedora.us/fedora/fedora/1/i386/yum/stable


[freshrpms]
name=Fedora Linux $releasever - $basearch - freshrpms

baseurl=http://ayo.freshrpms.net/fedora/linux/$releasever/$basearch/freshrpms



Îå. yumÓ¦ÓÃ

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ʵսLinux Bluetooth±à³Ì£¨ËÄ£© L2CAP²ã±à³Ì

£¨L2CAPЭÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
Ò»£ºL2CAPЭÒé¼ò½é£º
Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼­Á¬½Ó¿ØÖƺÍÊÊÅäЭÒé (L2CAP) ΪÉϲãЭÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àЭÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãЭÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......

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 fg bg ctrl + z jobs & µÈÃüÁî


fg¡¢bg¡¢jobs¡¢&¡¢ctrl + z¶¼ÊǸúϵͳÈÎÎñÓйصģ¬ËäÈ»ÏÖÔÚ»ù±¾Éϲ»ÔõôÐèÒªÓõ½ÕâЩÃüÁµ«Ñ§»áÁËÒ²ÊǺÜʵÓõÄ
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Èý¡£jobs
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CurlÊÇLinuxÏÂÒ»¸öºÜÇ¿´óµÄhttpÃüÁîÐй¤¾ß£¬Æä¹¦ÄÜÊ®·ÖÇ¿´ó¡£
1) ¶þ»°²»Ëµ£¬ÏÈ´ÓÕâÀ↑ʼ°É£¡
$ curl http://www.linuxidc.com
»Ø³µÖ®ºó£¬www.linuxidc.com µÄhtml¾ÍÏ¡ÀﻩÀ²µØÏÔʾÔÚÆÁÄ»ÉÏÁË    ~
2) àÅ£¬ÒªÏë°Ñ¶Á¹ýÀ´Ò³Ãæ´æÏÂÀ´£¬ÊDz»ÊÇÒªÕâÑùÄØ£¿


$ curl http://www. ......

linux 0.11 Îļþϵͳ£¨Èý£©

Ŀ¼ÏîºÍ³¬¼¶¿é£¬½ÚµãµÄ¸ÅÄͬ£¬ËüÔÚÉ豸ÉÏûÓжÔÓ¦µÄ´ÅÅÌÊý¾Ý½á¹¹¡£Ïà·´£¬ËüÊÇĿ¼ÎÄ ¼þµÄÒ»²¿·Ö¡£linuxÖÐĿ¼ҲÊÇÒ»ÖÖÎļþ£¬ÀàÐÍÊÇ'd'¡£µ«ÊÇĿ¼ÖеÄÄÚÈÝºÍÆÕͨÎļþ²»Í¬£¬ËüÊÇÓÉĿ¼Ïî×é³ÉµÄ¡£×¢ÒâĿ¼Ïî²»ÊÇĿ¼¡£ÎÒÃǾ­³£Ó÷¾¶Ãû Ö´ÐÐÏà¹Ø²Ù×÷£¬Ä¿Â¼Ïî¾ÍÊÇΪÁ˲éÕÒ·½±ãµÄ¡£
struct dirt_entry{
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