Commands tagged nslookup (9)

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Broadcast your shell thru UDP on port 5000
Better solution in case of many clients, imo.

Permanent mysql ssh tunnel to server

display an embeded help message from bash script header
With this one liner you can easily output a standard help message using the following convention: Usage: is the start marker Stop at the last #

Display which distro is installed
Works on nearly all linux distros

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

Find directory depth
Returns a the directory depth.

Get your external IP address ( 10 characters long )
Shortest url to a external IP-service, 10 characters.

multiline data block parse and CSV data extraction with perl
extract data in multiline blocks of data with perl pattern matching loop

cd to (or operate on) a file across parallel directories
This is useful for quickly jumping around branches in a file system, or operating on a parellel file. This is tested in bash. cd to (substitute in PWD, a for b) where PWD is the bash environmental variable for the "working directory"

list all opened ports on host
in loop, until the last port (65535), list all opened ports on host. in the sample I used localhost, but you can replace with any host to test.


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