Commands by vonElfensenf (1)

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Get a list of all your VirtualBox virtual machines by name and UUID from the shell
A similar command that lists only the currently running VMs is thus: $ VBoxManage list runningvms ...the above showing a list of VMs by name and UUID in the same format as the "$ VBoxManage list vms" command

Speed up the keyboard repeat rate in X server

Create md5sum of a directory

Remove security limitations from PDF documents using ghostscript (for Windows)
#4345 also works under windows

When feeling down, this command helps
$ sudo apt-get install sl $ man sl

Show which programs are listening on TCP ports
Alternative: $ ss -tlpn

Count number of files in a directory

Mount a partition from within a complete disk dump
Instead of calculating the offset and providing an offset option to mount, let lomount do the job for you by just providing the partition number you would like to loop mount.

A snooze button for xmms2 alarm clock
you can also run "xmms2 pause & at now +5min

Printout a list of field numbers (awk index) from a CSV file with headers as first line.
Useful to identify the field number in big CSV files with large number of fields. The index is the reference to use in processing with commands like 'cut' or 'awk' involved.


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