Commands by kron4eg (1)

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Search and replace text in all php files with ruby
Search for the string "search" and replace it with the string "replace", on all files with the extension php in the curret folder. Do also a backup of each file with the extension "bkp".

Given process ID print its environment variables
Same as previous but without fugly sed =x

Get your external IP address ( 10 characters long )
Shortest url to a external IP-service, 10 characters.

disable caps lock
a quick one-line way to disable caps lock while running X.

print multiplication formulas
seq -s ' ' 1 9 | sed -n ':a;p;s/ *\w$//;h;/^$/t;b a;q' | tac | awk '{for(i=1;i

Delete more than one month old thumbnails from home directory
By time thumbnail images in ~/thumbnails take up too much space, this command will help deleting old ones. Find options explained: -type f : find files only, not directories -atime +30 : last accessed more than 30 days ago

Join lines
It's works only when you replace '\n' to ONE character.

Paste command output to www.pastehtml.com in txt format.
paste(){ curl -s -S --data-urlencode "txt=$($@)" "http://pastehtml.com/upload/create?input_type=txt&result=address";echo;}

Start screen in detached mode
Start screen in detached mode, i.e., already running on background. The command is optional, but what is the purpose on start a blank screen process that way? It's useful when invoking from a script (I manage to run many wget downloads in parallel, for example).

Generate random valid mac addresses
Python Alternative


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