Commands by vando (9)

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multiline data block parse and CSV data extraction with perl
extract data in multiline blocks of data with perl pattern matching loop

get useful statistics from tcpdump (sort by ip)
We can get useful statistics from tcpdump with this simple command. Thanks "Babak Farrokhi" to teaching me this ;)

connect to X login screen via vnc
the $15 may change for you depending on your distro, etc...

Check whether laptop is running on battery or cable
The original proc file doesn't exist on my system.

Source zshrc/bashrc in all open terminals
Put this in your zshrc, source it, then run 'pkill -usr1 zsh' to source it in all open terminals. Also works with bash. More info: http://www.reddit.com/r/commandline/comments/12g76v/how_to_automatically_source_zshrc_in_all_open/

rotate a one page pdf to 90 Degrees Clockwise
This can be taken from the pdftk docs http://www.pdflabs.com/docs/pdftk-man-page/ http://www.pdflabs.com/docs/pdftk-cli-examples/ , but the command examples are not simple.

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.

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

Retrieve a random command from the commandlinefu.com API
Seeing that we get back plain text anyway we don't need lynx. Also the sed-part removes the credit line.

Use top to monitor only all processes with the same name fragment 'foo'
top accecpts a comma separated list of PIDs.


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