Commands by samprabhu (0)

  • bash: commands not found

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Always tail/edit/grep the latest file in a directory of timestamped files
zsh only If you have this command in your history, you can always re-run it and have it reference the latest file. The glob matches all timestamped files and then the resulting array is sorted by modification time (m) and then the first element in the sorted array is chosen (the latest)

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"

Find the package that installed a command

Your name backwards

Recursively remove all empty directories

Network traffic on NICs in mbps without sar, iperf, etc...
Need output in mbps (bits) # ./bytes-second.sh eth0 eth0 interface maximum Speed: 1000Mb/s RX:12883212 TX:17402002 B/s | RX:98 TX:132 Mb/s RX:12371647 TX:17830111 B/s | RX:94 TX:136 Mb/s RX:12502750 TX:17860915 B/s | RX:95 TX:136 Mb/s

Read PDFs in the command line
Turns a PDF into HTML (without images) and prints it to the standard out which is picked up and interpreted by w3m.

Define a quick calculator function
defines a handy function for quick calculations from cli. once defined: $ ? 10*2+3

get rid of lines with non ascii characters
found here: https://stackoverflow.com/a/9035939

diff color words


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