Note of Aptitude

Reference:
http://wiki.ubuntu-tw.org/index.php?title=Aptitude
http://man.ddvip.com/linux/debian/aptitude/index.html

• Package status

State	Description	Note
p	(p)urged	The package is not installed
i	(i)stanlled	The package is installed
u	(u)npacked	The package is unpacked but not installed
v	(v)irtual	Tha package is a virtual package
c	(c)onfig remains	The package is removed, but there are still configuration files
C	half (C)onfigured	The package is configured, but the configuration process is not complete
B	(B)roken	The package is broken because dependency can't be satisfied
E	(E)rror	Internal error

• Package Action
  

Actions	Description	Note
h	(h)old	The package will be hold in current version
p	(p)urge	The package will be purged
d	(d)elete	The package will be deleted (config will remain)
i	(i)install	The package will be installed
r	(r)einstall	The package will be reinstalled
u	(u)pgrade	The package will be upgraded
A	(A)utomatic	The package is automatically installed

• Some key binding

Key	Decription	Note
+	Install	Mark the package to be installed
-	Remove	Mark the package to be removed
_	Purge	Mark the package to be purged
=	Hold	Mark the package to be hold to prevent future upgrade
M	Auto	Mark the package as automatically installed. It will be removed if there are no long package depends on it
m	Manual	Mark the package as manually installed
:	Cancel	Cancel pending actions to the package
g	Go	Execute pending actions
b	Break	Search break packages
C	ChangeLog	See changelog of the package
d	Depends on	See dependencies of the package
r	Relate to	See packages depends on the given package
f	Forget new	Clear packages shown as new
/	Search	Search the package
\	Backward search	Search the package backward
Ctrl+u	Recover	Recover last action
Ctrl+t	Menu	Move to menu bar

• Command line

Actions	Description
install	Install the package. You can also specify flags such as _,-,+,M... For example, you can use the command "aptitude install A+ B- C_ D+M" to install A, remove B, purge C, and install D and mark D as auto
remove	To remove a package
purge	To purge a package
update	To update package list
safe-upgrade	Upgrade currently installed packages
full-upgrade	Upgrade the whole system
clean	Clean the cache
auto-clean	Clean unnecessary .deb in the cache
download	Download .deb package

• Search Pattern

Please refer to Table 2.1 in the aptitude manual
Here are some examples in Chinese.