Commands using sudo (537)

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Random unsigned integer
Reads 4 bytes from the random device and formats them as unsigned integer between 0 and 2^32-1.

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

Monitor a file with tail with timestamps added
Should be a bit more portable since echo -e/n and date's -Ins are not.

In Mac OS X, read the copy area (CMD + V) and convert text to audible speech

Set laptop display brightness
Run as root. Path may vary depending on laptop model and video card (this was tested on an Acer laptop with ATI HD3200 video). $ cat /proc/acpi/video/VGA/LCD/brightness to discover the possible values for your display.

Search inside a folder of jar/zip files
Great for finding which jar some pesky class is hiding in!

update you web
in fact, I want to know, how to only get the modified files.

find unreadable file

Use tee to process a pipe with two or more processes
Tee can be used to split a pipe into multiple streams for one or more process to work it. You can add more " >()" for even more fun.

while using lxde and being blinded by your laptop screen, you can type:
I'm not sure what apt this is, but it seems to work on most X screens, an is useful for saving power, and not straining your eyes


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