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.

Universal configuration monitoring and system of record for IT.

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





Generate padded numbers 001 002 ... 100

Terminal - Generate padded numbers 001 002 ... 100
echo 00{1..9} 0{10..99} 100
2009-05-07 21:08:53
User: lv4tech
Functions: echo
Generate padded numbers 001 002 ... 100


There are 4 alternatives - vote for the best!

Terminal - Alternatives

Know a better way?

If you can do better, submit your command here.

What others think

printf "%03d " {1..100}

Comment by tanguyr 342 weeks and 2 days ago

seq -w 100

Comment by flatcap 342 weeks and 2 days ago

seq -w 100 is elegant

Comment by Iany 342 weeks and 1 day ago

Here I was going to try and mention something about printf, but the seq command blew me out of the water. Glad to know that one!

Comment by birnam 342 weeks and 1 day ago

Using jot equivalent on BSD,

jot -w %03d 100

Comment by Resolution 342 weeks and 1 day ago

With zsh you can simply type:

echo {001..100}
Comment by inof 338 weeks and 4 days ago

Your point of view

You must be signed in to comment.