Easy way to check installed software and configurations?
5954
How to list all installed packages
8014
How to determine the architecture of an installation or Live CD/DVD?
134143
How do I know what packages I need to install?
6501
How to reinstall configuration file
151411
How can I know if a virtual package is "installed" on a Debian system?
70138
How can I find out what modifications a program’s installer makes?
24368
How can I list all files which have been installed by an APT package?
99297
Windows 7 finding location of installed program
10100
How do I list installed software with the installed size?
74573
How can I tell what date Ubuntu was installed?
86913
How to create a list of installed packages for easy/automatic reinstall after disk is formatted
32321
Quick way to tell if an installed application is 64-bit or 32-bit
127068
Is it possible to get a list of most recently installed packages?
22506
Is there a way to find out whether an updated program/package lands in the official Ubuntu release repositories?
35318
How do I list the default installed packages?
54485
How can I detect and delete all lost configuration folders?
55386
Installed Package information, specifically Status