Commands by jiananmail (1)

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Find how much of your life you've wasted coding in the current directory
Finds all C++, Python, SWIG files in your present directory (uses "*" rather than "." to exclude invisibles) and counts how many lines are in them. Returns only the last line (the total).

Get ssh server fingerprints
Get your server's fingerprints to give to users to verify when they ssh in. Publickey locations may vary by distro. Fingerprints should be provided out-of-band.

get a random 0/1, use it for on/off, yes/no
use it to add a random boolean switch to your script

List only directories, one per line

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

ignore hidden directory in bash completion (e.g. .svn)

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

Get AWS temporary credentials ready to export based on a MFA virtual appliance
You might want to secure your AWS operations requiring to use a MFA token. But then to use API or tools, you need to pass credentials generated with a MFA token. This commands asks you for the MFA code and retrieves these credentials using AWS Cli. To print the exports, you can use: `awk '{ print "export AWS_ACCESS_KEY_ID=\"" $1 "\"\n" "export AWS_SECRET_ACCESS_KEY=\"" $2 "\"\n" "export AWS_SESSION_TOKEN=\"" $3 "\"" }'` You must adapt the command line to include: * $MFA_IDis ARN of the virtual MFA or serial number of the physical one * TTL for the credentials

translate with google, get all translations
the google-api gives you only one translation which is sometimes insufficent. this function gives you all translations, so you can choose which one fits best.

Rotate a single page PDF by 180 degrees
More pdftk examples: http://www.pdflabs.com/docs/pdftk-cli-examples/


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