Commands by Yamy (1)

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check open ports without netstat or lsof

Convert a string to "Title Case"
Converts the first letter of each word to upper case

add a backup (or any other) suffix to a file
Very helpful when you've got complex filenames and needs to change just some small parts of it. Renaming a file called "i-made-a-small-typo-right-here" to "i-made-a-big-typo-right-here": $ mv -vi i-made-a-{small,big}-typo-right-here You could also copy multiple files, edit, remove, process, etc.

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

Convert your favorite image in xpm for using in grub
* size must be 640?480 pixels * only has 14 colors * save it in XPM format Edit /boot/grub/menu.lst and add splashimage=(hd0,0)/boot/grub/grubimg.xpm make sure for your path name and hard disk

Oneliner to get domain names list of all existing domain names (from wikipedia)
Quietly get a webpage from wikipedia: curl -s By default, don't output anything: sed -n Search for interesting lines: /<tr valign="top">/ With the matching lines: {} Search and replace any html tags: s/<[^>]*>//g Finally print the result: p

Speed up upgrades for a debian/ubuntu based system.
Please install aria2c before you try the above command. On ubuntu the command to install aria2c would be: $sudo aptitude install aria2

Mount a temporary ram partition
Makes a partition in ram which is useful if you need a temporary working space as read/write access is fast. Be aware that anything saved in this partition will be gone after your computer is turned off.

List .log files open by a pid
Uses lsof to display the full path of ".log" files opened by a specified PID.

Randomize lines in a file
Works in sort (GNU coreutils) 7.4, don't know when it was implemented but sometime the last 6 years.


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