Hide

What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again.

Delete that bloated snippets file you've been using and share your personal repository with the world. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.


If you have a new feature suggestion or find a bug, please get in touch via http://commandlinefu.uservoice.com/

Get involved!

You can sign-in using OpenID credentials, or register a traditional username and password.

First-time OpenID users will be automatically assigned a username which can be changed after signing in.

Hide

Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for:

Hide

News

2011-03-12 - Confoo 2011 presentation
Slides are available from the commandlinefu presentation at Confoo 2011: http://presentations.codeinthehole.com/confoo2011/
2011-01-04 - Moderation now required for new commands
To try and put and end to the spamming, new commands require moderation before they will appear on the site.
2010-12-27 - Apologies for not banning the trolls sooner
Have been away from the interwebs over Christmas. Will be more vigilant henceforth.
2010-09-24 - OAuth and pagination problems fixed
Apologies for the delay in getting Twitter's OAuth supported. Annoying pagination gremlin also fixed.
Hide

Tags

Hide

Functions

Generate a list of installed packages on Debian-based systems

Terminal - Generate a list of installed packages on Debian-based systems
dpkg --get-selections > LIST_FILE
2009-03-28 17:45:29
User: cammarin
11
Generate a list of installed packages on Debian-based systems

This command is useful when you want to install the same packages on another fresh OS install for example. To do that, use:

sudo dpkg --set-selections < LIST_FILE

Alternatives

There are 7 alternatives - vote for the best!

Terminal - Alternatives
dpkg -l
aptitude search ~i -F %p
2011-10-15 00:31:10
User: dbbolton
0

This will print the name of every installed package on a Debian system.

Know a better way?

If you can do better, submit your command here.

What others think

get-selections doesn't need root.

dpkg --get-selections>LIST_FILE
Comment by point_to_null 295 weeks and 5 days ago

@point to null:

Of course. It's an accidental habit of mine use sudo with any package manager command even not necessary.

Comment by cammarin 295 weeks and 5 days ago

Yet another helpful feature of dpkg!

Comment by kaedenn 295 weeks and 4 days ago

Cool command! But don't forget, at the end

apt-get -u dselect-upgrade
Comment by laugg 237 weeks and 5 days ago

Your point of view

You must be signed in to comment.

Related sites and podcasts