Commands by fossilet (6)

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Colorize make, gcc, and diff output
Colorize output of make, gcc/g++ or diff, making it easier to read at a glance. They are not distributed with make, diff or gcc, but are usually available in the repositories.

To find the LDAP clients connected to LDAP service running on Solaris

Outputs a sorted list of disk usage to a text file
Recursively searches current directory and outputs sorted list of each directory's disk usage to a text file.

find out how much space are occuipied by files smaller than 1024K
The command gives size of all files smaller than 1024k, this information, together with disk usage, can help determin file system parameter (e.g. block size) or storage device (e.g. SSD v.s. HDD). Note if you use awk instead of "cut| dc", you easily breach maximum allowed number of records in awk.

Save your terminal commands in bash history in real time
Use this command if you want your terminal commands be saved in your history file in real time instead of waiting until the terminal is closed

Get a funny one-liner from www.onelinerz.net
Put this command in .bashrc and every time you open a new terminal a random quote will be downloaded and printed from onelinerz.net. By altering the URL in the w3m statement you can change the output: 1 to 10 lines - http://www.onelinerz.net/random-one-liners/(number)/ 20 newest lines - http://www.onelinerz.net/latest-one-liners/ Top 10 lines - http://www.onelinerz.net/top-100-funny-one-liners/ Top 10 lines are updated daily.

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

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

strace like SystemTap script
The stap script is : #! /usr/bin/env stap probe syscall.* { if (pid() == target()) printf("%s %s\n", name, argstr); }

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


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