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Fetch the Gateway Ip Address
Better use iproute2 !

add the result of a command into vi
':r!ls -l' results in listing the files in the current directory and paste it into vi

Determine status of a RAID write-intent bitmap
Report information about a bitmap file.

Find the package that installed a command

Change host name
With sed you can replace strings on the fly.

Restrict the bandwidth for the SCP command
the command is obvious, I know, but maybe not everyone knows that using the parameter "-l" you can limit the use of bandwidth command scp. In this example fetch all files from the directory zutaniddu and I copy them locally using only 10 Kbs

for all flv files in a dir, grab the first frame and make a jpg.
This is handy for making screenshots of all your videos for referring to in your flv player.

Monitor RX/TX packets and any subsquent errors
www.fir3net.com

Disassemble all ACPI tables on your system
The fact that Linux exposes the ACPI tables to the user via sysfs makes them a gold mine of valuable hardware information for low-level developers. Looping through each of them and disassembling them all makes them even more valuable.

Nicely display permissions in octal format with filename
Nicely display permissions in octal format and filename for a given directory


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