Commands by fnl (2)

  • encode HTML entities

    The only command-line version of this task I could come up with that properly handles UTF-8 input, too. (Yes, I know how crazy it is to have UTF-8 with HTML entity escapes, but that stuff exists... sadly...; Just check Twitter.)


    0
    perl -C -MHTML::Entities -pe 'decode_entities($_);'
    fnl · 2015-11-13 15:07:54 0
  • psgrep(command)

    Pipes the header row of ps to STDERR, then greps for the command on the output of ps, removing the grep entry before that. Show Sample Output


    0
    psgrep() { ps aux | tee >(head -1>&2) | grep -v " grep $@" | grep "$@" -i --color=auto; }
    fnl · 2013-08-02 12:44:32 0

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Uptime in minute

analyze traffic remotely over ssh w/ wireshark
Please check out my blog article on this for more detail. http://jdubb.net/blog/2009/08/07/monitor-wireshark-capture-real-time-on-remote-host-via-ssh/

extract plain text from MS Word docx files
Tested on MacOS X

"What the hell is running on?!" Easily snoop your system's RAM consumption
Works on most unixes, on OpenBSD replace the "-g" parameter at the sort with a "-n".

pipe commands from a textfile to a telnet-server with netcat
sends commands specified in $commandfile to the telnet-server specified by $telnetserver. to have newlines in $commandfile interpreted as ENTER, save the file in CR+LF (aka "Windows-Textfile") format. if you want to save the output in a separate file, use: $nc $telnetserver 23 < $commandfile > $resultfile

Swap the two last arguments of the current command line
Say you just typed a long command like this: $ rsync -navupogz --delete /long/path/to/dir_a /very/long/path/to/dir_b but you really want to sync dir_b to dir_a. Instead of rewriting all the command line, just type followed by , and your command line will read $ rsync -navupogz --delete /very/long/path/to/dir_b /long/path/to/dir_a

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

convert a mp4 video file to mp3 audio file (multiple files)

Using column to format a directory listing
Using column to format a directory listing

Get your external IP address without curl
Curl is not installed by default on many common distros anymore. wget always is :) $ wget -qO- ifconfig.me/ip

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