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.

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.

UpGuard checks and validates configurations for every major OS, network device, and cloud provider.

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:



May 19, 2015 - A Look At The New Commandlinefu
I've put together a short writeup on what kind of newness you can expect from the next iteration of clfu. Check it out here.
March 2, 2015 - New Management
I'm Jon, I'll be maintaining and improving clfu. Thanks to David for building such a great resource!

Top Tags



Unite pdf files

Terminal - Unite pdf files
pdfunite 1.pdf 2.pdf united.pdf
2013-07-09 11:44:58
User: ichbins
Unite pdf files

pdfunite is a part of the poppler-utils. poppler-utils package is only 150KB. The alternative - pdftk package is 14MB! Install poppler-utils if you need simple pdf operation commands like unite, separate, info, text/html conversions


There are 2 alternatives - vote for the best!

Terminal - Alternatives

Know a better way?

If you can do better, submit your command here.

What others think

This is great, thanks!

I always had to look up the pdftk syntax, which is not really intuitive if you only use it rarely:

pdftk 1.pdf 2.pdf cat output united.pdf
Comment by michelsberg 245 weeks and 2 days ago


Share a website with you ,

( http://www.femalemalls.com/ )

Believe you will love it.


Comment by femalemalls102 245 weeks ago

For impressive Packers and Movers Pune services:-


For attractive Packers and Movers Hyderabad services:-


For trustworthy Packers and Movers Mumbai services:-


Comment by khiladi344 86 weeks and 1 day ago

For magnificent Packers and Movers Bangalore services:-


For irreproachable Packers and Movers Gurgaon Services:-


For faithful Packers and Movers Delhi services:-


Comment by khiladi344 86 weeks and 1 day ago

For straightforward Packers and Movers Chennai services:-


For reliable Packers and Movers Noida services:-


For amazing Packers and Movers Navi Mumbai services:-


For extraordinary Packers and Movers Thane services:-


For astounding Packers and Movers Ghaziabad services:-


For awesome Packers and Movers Faridabad services:-


Comment by khiladi344 86 weeks and 1 day ago

For interesting Packers and Movers Pune services:-


For marvelous Packers and Movers Bangalore services:-


For agreeable Packers and Movers Hyderabad services:-


For pleasurable Packers and Movers Mumbai services:-


For satisfying Packers and Movers Gurgaon services:-


For graceful Packers and Movers Delhi services:-


Comment by khiladi344 86 weeks and 1 day ago

Your point of view

You must be signed in to comment.