Farid Ahmadian / Ubuntu

Ubuntu 11.10 - Package Management

Public domain

Basics

List all installed packages
```
 dpkg -l
```
Number of installed packages
```
 dpkg -l | grep '^ii' | wc -l
```
Check if a package installed
```
 dpkg -l | grep ssh
```
List the files installed by a package
```
 dpkg -L  openssh-server
```
Which package installed a file
```
 dpkg -S /usr/lib/sftp-server
```
Install a Package:
```
 sudo apt-get install nmap
```
Remove a Package
```
 sudo apt-get remove nmap
```
Update the Package Index:
```
 apt-get update
```
Upgrade Packages:
```
apt-get upgrade
```
apt-get log file
```
less /var/log/dpkg.log
```

BY: Pejman Moghadam
TAG: dpkg, apt
DATE: 2011-12-28 12:25:23

Farid Ahmadian / Ubuntu [ TXT ]

With many thanks and best wishes for dear Pejman Moghadam, someone who taught me alot in linux and life :)