Commands by zombiedeity (2)

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remove newlines from specific lines in a file using sed

Throttle download speed (at speed x )
Axel --max-speed=x, -s x You can specify a speed (bytes per second) here and Axel will try to keep the average speed around this speed. Useful if you don?t want the program to suck up all of your bandwidth.

Display rows and columns of random numbers with awk
Displays six rows and five columns of random numbers between 0 and 1. If you need only one column, you can dispense with the "for" loop.

Remove spaces from filenames - through a whole directory tree.
An example of zsh glob qualifiers.

Check if running in an X session
If you want to display a dialog (using xdialog/kdialog/zenity) you need to make sure that you have a valid X session. Checks for the existence of the DISPLAY variable.

List only executables installed by a debian package
Safe for whitespaces in names.

Watch the progress of 'dd'
Pressing ctrl-t will display the progress

Save a file you edited in vim without the needed permissions
Calls sudo tee like all the other lines, but also automatically reloads the file. Optionally you can add command Wq :execute ':W' | :q and command WQ :Wq to make quitting easier

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

output list of modifications for an svn revision
url can be a working copy or url to a svn repository, revision is any valid revision number for that branch.


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