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Get the weather forecast for the next 24 to 48 for your location.
This shell function grabs the weather forecast for the next 24 to 48 hours from weatherunderground.com. Replace <YOURZIPORLOCATION> with your zip code or your "city, state" or "city, country", then calling the function without any arguments returns the weather for that location. Calling the function with a zip code or place name as an argument returns the weather for that location instead of your default. To add a bit of color formatting to the output, use the following instead: $weather(){ curl -s "http://api.wunderground.com/auto/wui/geo/ForecastXML/index.xml?query=${@:-}"|perl -ne '/([^

Find unused IPs on a given subnet
Somewhat shorter version.

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

Extract tar.gz file with original permission
-x, --extract, --get extract files from an archive -p, --preserve-permissions, --same-permissions extract information about file permissions (default for superuser) -f, --file=ARCHIVE use archive file or device ARCHIVE -v, --verbose verbosely list files processed

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

import gpg key from the web
imports a public key from the web. I know this by head.. but useful nevertheless

Decreasing the cdrom device speed
Decreasing the cdrom device speed may be more comfortable to watch films (for example)

Chage default shell for all users [FreeBSD]
This command will set bash as the default shell for all users in a FreeBSD system.

Convert entire audio library in parallel
Uses parallel processing Reiteration of my earlier command https://www.commandlinefu.com/commands/view/15246/convert-entire-music-library Usage lc Old_Directory New_DIrectory Old_Format New_Format lc ~/Music ~/Music_ogg mp3 ogg

Trim png files in a folder
That should be a short as it can get.


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