Commands tagged motd (2)

  • I'm annoyed by the boilerplate "don't login unless you are supposed messages in our environment" - this shuts them up.


    6
    touch ~/.hushlogin
    elofland · 2012-12-05 18:03:41 2
  • Can be installed in the root crontab if you want it to update your motd. If not on ubuntu you need to change /usr/share/cowsay/cows/* to the location of your cow files. Show Sample Output


    0
    files=(/usr/share/cowsay/cows/*);cowsay -f `printf "%s\n" "${files[RANDOM % ${#files}]}"` "`fortune`"
    dog · 2010-06-02 14:18:28 0

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

Rename files in batch

Calculate days on which Friday the 13th occurs (inspired from the work of the user justsomeguy)
Friday is the 5th day of the week, monday is the 1st. Output may be affected by locale.

sum a column of numbers

Show total disk space on all partitions
show off how big your disks are

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Preview of a picture in a terminal
This command allows you to see a preview of a picture via the terminal. It can be usefull when you are ssh'ing your server without X-forwarding. To have en example of the output you can get with this command see http://www.vimeo.com/3721117 Download at http://inouire.net/image-couleur.html Sources here: http://inouire.net/archives/image-couleur_source.tar.gz

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

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

Compress blank lines in VIM
This command will squeeze all consequent blank lines (including those with only space and tab charactes) to one. It will also empty the resulting line (remove the "|s/.*//" part if you don't need that).

Show all LISTENing and open server connections, with port number and process name/pid


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: