Commands by wendyparis19 (0)

  • bash: commands not found

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memcache affinity: queries local memcached for stats, calculates hit/get ratio and prints it out.
queries local memcached for stats, calculates hit/get ratio and prints it out.

strips the first field of each line where the delimiter is the first ascii character

list all file extensions in a directory
... plus do a sort according frequency

Show CPU usage for EACH cores

Update twitter with Perl
Requires Net::Twitter. Just replace the double quoted strings with the appropriate info.

Run a command as root, with a delay
$ sleep 1h ; sudo command or $ sudo sleep 1h ; sudo command won't work, because by the time the delay is up, sudo will want your password again.

Show the command line of a process that use a specific port (ubuntu)

grep tab chars
mixing tabs and spaces for indentation in python would confuse the python interpreter, to avoid that, check if the file has any tab based indentation. "^V" => denotes press control + v and press tab within quotes. $ cat improper_indent.py class Tux(object): print "Hello world.." $ grep " " improper_indent.py print "Hello world.."

Extract domain from URl
Extracts 2nd-level domain part (or 3rd level, for co.* or com.*) from the URI's hostname. See sample output.

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"


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