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+====== aptitude ======
+  * [[Ubuntu]]
+  * [[apt-get]]
+  * [[dpkg]]
+Get the version of package that is available:
+<code>
+aptitude search <package> -F "%p %V"
+</code>
+Install specific version:
+<code>
+aptitude install <package>=<version>
+</code>
+Display the versions that will be upgraded
+<code>
+aptitude -ys safe-upgrade
+</code>
+Clean output of packages to be upgraded, and what versions
+<code>
+aptitude -ysV safe-upgrade | egrep "\[.*\s.*\]" | sed -e 's/^[[:space:]]*//' | sort
+</code>
+Grep it down to a list of LAMP packages:
+<code>
+egrep -i "(apache|sql|php|ssl|percona)"
+</code>
+Search on installed packages, and display results in batch-friendly output:
+<code>
+aptitude search '~idvd_info' -F %p
+</code>
+Remove all the data installed by a package:
+<code>
+aptitude purge dvd_info
+</code>
+Download a package and its dependencies:
+<code>
+aptitude -yd install <package>
+</code>

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