Commands by JimFriend (3)

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commandlinefu.com is the place to record those command-line gems that you return to again and again. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

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Find usb device in realtime
Using this command you can track a moment when usb device was attached.

Update twitter with curl
Same as below, but no quotes are necessary when twitting more than one word

Add temporary swap space
In addition to a swap partition, Linux can also use a swap file. Some programs, like g++, can use huge amounts of virtual memory, requiring the temporary creation of extra space.

Download Apple movie trailers
Copy the link to an HD movie trailer in to this command. It's more eleganant if it's put in a to a script, taking the URL as input.

Colorize matching string without skipping others
this is useful to highlight only some code without losing other lines (eg. software, logs, scripts)

Get your external IP and Network Info
Gets all kind of info, ifconfig.me rocks ... for just the ip addess you can use ifconfig.me or ifconfig.me/ip

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

concatenate avi files
concatenates avi files

Count the number of queries to a MySQL server

Rename files in batch


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