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Extract audio track from a video file using mencoder
Extracts an MP3 encoded audio stream from an input video file.

grab all of google IPv4 network blocks

Install Linux Kernel Headers on Debian-based systems
Install the Linux kernel headers for currently running kernel version on Debian-based systems via apt-get

Find all files larger than 500M and less than 1GB

Monitoring sessions that arrive at your server

Google text-to-speech in local language or language of choice
Google text-to-speech in your local language or in language of choice via country code switch (ISO 639-1).

statistics in one line
In this example, file contains five columns where first column is text. Variance is calculated for columns 2 - 5 by using perl module Statistics::Descriptive. There are many more statistical functions available in the module.

Print a list of the 30 last modified mp3s sorted by last first

A DESTRUCTIVE command to render a drive unbootable
Overwrites the boot sector. Since this doesn't overwrite any data, you can usually recover by re-creating the partition table exactly the same as before you zeroed it. This can also help sometimes if you install a new drive in a Windows machine which can't read it.

Record a certain command output


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