Commands by richard (5)

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check open ports without netstat or lsof

Check if a string is into a variable
Returns true (0) if the string is into $var, or false (1) if not.

Clear your history saved into .bash_history file!
clears the history

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

RTFM function
RTFMFTW.

Find top 5 big files
zsh: list of files sorted by size, greater than 100mb, head the top 5. '**/*' is recursive, and the glob qualifiers provide '.' = regular file, 'L' size, which is followed by 'm' = 'megabyte', and finally '+100' = a value of 100

view the system memory in clear text
see what's in your memory right now... sometimes you find passwords, account numbers and url's that were recently used. Anyone have a safe command to clear the memory without rebooting?

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

background a wget download

Run iMacros from terminal
Run iMacros from terminal


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