Commands by vshih (1)

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When was your OS installed?
Show time and date when you installed your OS.

Increase mplayer maximum volume
use '0' and '9' to increase/decrease volume. this is useful on laptops with low speaker volume.

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

display contents of a file w/o any comments or blank lines

use vi key bindings at the command line

a function to find the fastest DNS server
http://public-dns.info gives a list of online dns servers. you need to change the country in url (br in this url) with your country code. this command need some time to ping all IP in list.

Install pip with Proxy
Installs pip packages defining a proxy

List out classes in of all htmls in directory
Lists out all classes used in all *.html files in the currect directory. usefull for checking if you have left out any style definitions, or accidentally given a different name than you intended. ( I have an ugly habit of accidentally substituting camelCase instead of using under_scores: i would name soemthing counterBox instead of counter_box) WARNING: assumes you give classnames in between double quotes, and that you apply only one class per element.

Adding formatting to an xml document for easier reading
This will indent the input to be more readable. Warnings and messages are not send to STDOUT so you can just use a pipe to create the formatted outputfile, like: $ tidy -i -xml in.xml > out.xml

Log your internet download speed
This will log your internet download speed. You can run $gnuplot -persist

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