=== 查询软件xxx被哪些包依赖 ===
 
 apt-cache rdepends xxx
 
=== 增加一个光盘源 ===
 
 sudo apt-cdrom add
 
=== 系统升级 ===
 
 sudo apt-get update
 sudo apt-get dist-upgrade
 
=== 清除所有已删除包的残馀配置文件 ===
 
 dpkg -l |grep ^rc|awk '{print $2}' |sudo xargs dpkg -P
 
如果报如下错误，证明你的系统中没有残留配置文件了，无须担心。
 
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dpkg: --purge needs at least one package name argument
 
Type dpkg --help for help about installing and deinstalling packages [*];<br> Use `dselect' or `aptitude' for user-friendly package management;<br> Type dpkg -Dhelp for a list of dpkg debug flag values;<br> Type dpkg --force-help for a list of forcing options;<br> Type dpkg-deb --help for help about manipulating *.deb files;<br> Type dpkg --license for copyright license and lack of warranty (GNU GPL) [*].<br>
 
Options marked [*] produce a lot of output - pipe it through `less' or `more'&nbsp;!
 
<br>
 
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=== 编译时缺少h文件的自动处理 ===
 
 sudo auto-apt run ./configure
 
=== 查看安装软件时下载包的临时存放目录 ===
 
 ls /var/cache/apt/archives