Commands by kramer (1)

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start a tunnel from some machine's port 80 to your local post 2001
now you can acces the website by going to http://localhost:2001/

Fix for error perl: warning: Setting locale failed.
Fix for ubuntu error: perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = "en_GB:en", LC_ALL = (unset), LANG = "en_GB.UTF-8" are supported and installed on your system. perl: warning: Falling back to the standard locale ("C"). locale: Cannot set LC_CTYPE to default locale: No such file or directory locale: Cannot set LC_MESSAGES to default locale: No such file or directory locale: Cannot set LC_ALL to default locale: No such file or directory

Count the number of characters in a string from the standard input.

mailx to send mails from console
It is the best way i found to send a mail from the console in my centos server.

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

Kill any process with one command using program name
See also: killall

Install pip with Proxy
Installs pip packages defining a proxy

Set a posix shell to echo all commands that it's about to execute, after all expansions have been done.
the 'set -x' mode can be exited by typing $ set +x

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.

Run bash on top of a vi session (saved or not saved), run multiple commands, instead of one at a time with :!(bashcommand), type exit and [enter] to get back to where you left off in vi.

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