How to create a Dot Matrix banner with Linux and many other cool tricks.

Posted: August 30, 2012. At: 7:53 PM. This was 5 years ago. Post ID: 4509

The factor command for Linux will find the prime factors of any number that is entered as STDIN. Look below for an example.

[john@deusexmachina ~]$ factor 156
156: 2 2 3 13
23:35:31 flynn@flynn-grid-runner [~]$ printerbanner 
Message: Linux

Use the Linux type command to print out what type of command a particular Linux command is.

23:41:48 flynn@flynn-grid-runner [~]$ type ls
ls is aliased to `ls -hula --color=yes'
23:41:54 [email protected] [~]$ type rm
rm is /bin/rm
23:42:02 [email protected] [~]$ type grep
grep is aliased to `grep --colour=auto'

The Imagemagick convert command will come in handy when you are needing to quickly convert an image from one format to another.

19:03:44 flynn@flynn-grid-runner [~]$ convert shot0001.png shot0001.jpg

This implementation of the mencoder command will convert a video recorded with recordmydesktop or VLC to a format suitable for Youtube.

19:04:03 flynn@flynn-grid-runner [~]$ mencoder vlc-record-2012-08-29-22h51m15s-v4l2____dev_video0-.avi -ovc xvid -xvidencopts bitrate=1900:trellis -oac mp3lame -o out.avi

More awesome shell tricks in this post.

http://www.securitronlinux.com/bejiitaswrath/cispa-bill-still-a-threat-and-awesome-linux-shell-tricks/

Using brace expansion to create folders on the Linux filesystem.

http://www.securitronlinux.com/debian-testing/useful-linux-shell-tricks-using-brace-expansions-to-create-folders/

Some miscellaneous Linux tips. Some useful commands.

http://www.securitronlinux.com/useful-linux-commands-tips/

More miscellaneous Linux tips for mastering your Linux system.

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