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1¡¢ÏÂÔØqt-x11-opensource-src-4.3.2.tar.gz £¬ÍøÖ·ÔÚÏÂÃæ
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2¡¢ÏÂÔØ¹ýÀ´µÄÊÇ qt-x11-opensource-src-4.3.2.tar.gz Îļþ£¬ÎÒÃÇÓÃtarÃüÁî½âѹһÏ¡£
      tar zxvf qt-x11-opensource-src-4.3.2.tar.gz
      3¡¢°ÑÕâ¸öÄ¿Â¼ÒÆµ½/usr/localĿ¼Ï£¬»òÕß²»ÒÆ£¬·ÅÔÚ/homeĿ¼ҲÎÞËùν£¬ÏÂÃæµÄ°²×°¹ý³ÌÊǰÑÕâ¸öÄ¿Â¼ÒÆµ½/usr/localĿ¼Ï£¬¸ÄÃûΪqt£¬Èç¹ûÄúûÓÐÒÆ¶¯£¬ÔÚÉèÖõÄʱºò×¢ÒâĿ¼¡£
      4¡¢Ð޸ģ¨¿ÉÒÔʹÓÃvi±à¼­Æ÷»òÕßgedit£©×Ô¼ºÄ¿Â¼ÏµÄ.bash_profile »òÕß .profile»òÕßÊÇ/etc/profileÕâ¸öÎļþ(ÎÒÓõÄÊÇvi /etc/profile)£¬¼ÓÈëÏÂÃæµÄ´úÂ룺
QTDIR=/usr/local/qt
PATH=$QTDIR/bin:$PATH
MANPATH=$QTDIR/man:$MANPATH
LD_LIBRARY_PATH=$QTDIR/lib:$LD_LIBRARY_PATH
export QTDIR PATH MANPATH LD_LIBRARY_PATH
      5¡¢×¢ÏúÒ»ÏÂÓû§»òÕß source .bash_profile һϣ¬Ê¹ÅäÖÃÎļþÉúЧ¡££¨ÔÚĿ¼ÏÂÕÒ²»µ½.bash_profile Õâ¸öÎļþ£¬¿ÉÒÔÓÃsource /etc/profile£©
      6¡¢½øÈëQTµÄĿ¼£¬¿ªÊ¼±àÒë
      ./configure
      ÊäÈëyesͬÒâGPL/QPLЭÒé¡£
      ÔÚÍøÂçÉÏ»¹¿´µ½Õâ¸öÃüÁî ./configure -thread£¬ÎªÁËÖ§³Ö¶àỊ̈߳¬´ó¼Ò»¹ÊÇÇÃÒ»ÏÂÕâЩÃüÁîºÃÁË¡££¨²»ÖªµÀ./configure -thread ºÍ ./configure ÃüÁîÓÐûÓÐÖØ¸´£©
      7¡¢¿ªÊ¼make Õâ²½ÒªÒ»Á½¸öСʱ
      make
      8¡¢¿ªÊ¼install  £¨ÍøÉϵÄһЩÊÖ²áûÓÐÕâ²½£¬»á³öÏÖ error while loading shared libraries: libQTDesignerComponents.so4 ´íÎó£¬ÎÒmake installÒ»ÏÂÖ®ºó£¬¾ÍOKÁË¡££©ÕⲽҲҪͦ¾ÃµÄ£¬´ó¸Å¼¸Ê®·ÖÖÓ°É¡£
      make install
      9¡¢½øÈëQTµÄĿ¼£¬½øÈëbinĿ¼£¬È»ºóÔËÐÐ ./designer£¬´ó¼Ò¿ÉÒÔ¿´µ½Í¼ÐνçÃæÁ˰ɡ£


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Logical Link Control and Adaptation Protocol(L2CAP)
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Linux ÃüÁîѧϰϵÁн̳ÌÖ®aptÃüÁîÏê½â
    apt-cache search # ——(package ËÑË÷°ü)
    apt-cache show #——(package »ñÈ¡°üµÄÏà¹ØÐÅÏ¢£¬Èç˵Ã÷¡¢´óС¡¢°æ±¾µÈ)
    sudo apt-get install # ——(package °²×°°ü)
    s ......

linux socketµÄselectº¯ÊýʾÀý

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1. ³ÌÐòʹÓÃÁËÒ»¸öÊý×éfd_A£¬Í¨ÐÅ¿ªÊ¼ºó°ÑÐèҪͨÐŵĶà¸ösocketÃèÊö·û¶¼·ÅÈë´ËÊý×é¡£
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linux shell Ö® find

תÌùµØÖ·:  Cy158358.cublog.cn
#!/bin/sh
check_patch()
{
 test -d $1
 return
}
#¼ì²é·¾¶ÊÇ·ñ´æÔÚ
check_patch $2
if [ $? -ne 0 ]
then
 echo "no such path $2"
 exit 1
fi
if [ "$1" = "name" ]
then
 #²éÕÒtxtÎļþ
 echo " ......
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