Commands tagged #Bash (2)

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find largest file in /var
find largest file in /var

LIST FILENAMES OF FILES CREATED TODAY IN CURRENT DIRECTORY
This version eliminates the grep before the awk, which is always good. It works for GNU core utils and ensures that the date output of ls matches the format in the pattern match, regardless of locale, etc. On BSD-based systems, you can easily eliminate both the grep and the awk: find . -maxdepth 1 -Btime -$(date +%kh%lm) -type f

check open ports without netstat or lsof

'Fix' a typescript file created by the 'script' program to remove control characters
attribution: Thanks to repellent on perlmonks.org source: http://www.perlmonks.org/?node_id=684459

FizzBuzz in Perl
Just another FizzBuzz in Perl.

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.

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

Reboot without being root
For more, See: https://github.com/noureddin/bash-scripts/blob/master/user_scripts/userpower

directly ssh to host B that is only accessible through host A
Of course you need to be able to access host A for this ;-)

Convert JSON to YAML
Requires installing json2yaml via npm: npm install -g json2yaml (can also pipe from stdin) Ref: https://www.npmjs.com/package/json2yaml


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