Commands using su (17)

What's this?

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

Share Your Commands


Check These Out

Benchmark SQL Query
Benchmark a SQL query against MySQL Server. The example runs the query 10 times, and you get the average runtime in the output. To ensure that the query does not get cached, use `RESET QUERY CACHE;` on top in the query file.

Find all file extension in current dir.

create a temporary file in a command line call
Sometimes you have a script that needs and inputfile for execution. If you don't want to create one because it may contain only one line you can use the `

graphical memory usage
smem is very clever, it keeps in mind shared memory in its calculations!!! http://www.selenic.com/smem/

Set up alarm with fade-in, for graceful awakening
There are a lot of commands, which invokes your player at specified time. But I prefer not to jump from by bed, when alarm start to play. Instead, this script increases volume of mpd over time, which much more pleasant when you just woke up :)

Skip filenames with control characters, a.k.a tab,newline etc

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

Search commandlinefu.com from the command line using the API
for me the above command didn't work for more than one argument but this one does

list block devices
Shows all block devices in a tree with descruptions of what they are.

Ultimate current directory usage command
A little bit smaller, faster and should handle files with special characters in the name.


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: