Commands by tiagofischer (7)

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Find files and calculate size of result in shell
Using find's internal stat to get the file size is about 50 times faster than using -exec stat.

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"

vim as a pager - similar to less command but with color
use vim like less command pager but with color highlighting = pretty :p also u can use /usr/share/vim/vim73/macros/less.sh

Counts number of lines
Counts number of lines of code in *.h and *.cc files

grep compressed log files without extracting
accomplishes the same thing without unzipping the whole file, and while i have never seen a log.tar.gz file that was a binary, i will concede that it might happen, so add the -a in there: $zgrep -ia "string" log.tar.gz it's still shorter/easier to type...

Backup with versioning
Apart from an exact copy of your recent contents, also keep all earlier versions of files and folders that were modified or deleted. Inspired by the excellent EVACopy http://evacopy.sourceforge.net

List your installed Firefox extensions

Number of CPU's in a system
/proc/cpuinfo contains information about the CPU. Search for "processor" in the /proc/cpuinfo file wc -l, counts the number of lines.

dmesg with colored human-readable dates
Use sed to color the output of a human-readable dmesg output

search for a file in PATH
Also searches for aliases and shell builtins


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