Commands by sergeylukin (7)

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Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Get the SUM of visual blocked digits in vim

View webcam output using GStreamer pipeline
Open a window that displays camera capture. Framerate, width and height may be changed to match your needs.

Insert the last argument of the previous command

Randomize lines in a file
Works in sort (GNU coreutils) 7.4, don't know when it was implemented but sometime the last 6 years.

Replace spaces in a filename with hyphens
As long as you have perl based rename. You can check: =$ rename --help Unknown option: help Usage: rename [-v] [-n] [-f] perlexpr [filenames] That's the good one.

let a cow tell you your fortune

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.

FInd the 10 biggest files taking up disk space

Watch Data Usage on eth0


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