Commands by manymanuals1x (0)

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Send a local file via email
Another way of sending an attachment. -s : subject file : file to be sent

View internet connection activity in a browser
In addition to generating the current connections, it also opens then in your default browser on gnome.

Delete recursively only empty folders on present dir

Remove comments from files
Use sed to remove comments from a file. In this example the comments begin with #. The command '/^#/d' remove line starting with #. The command 's/#.*$//' remove comments at end of lines.

Complex string encoding with sed
Pipe | avoid escaping occurences problems in using sed and make it easier to use

dmesg with colored human-readable dates
Use sed to color the output of a human-readable dmesg output

Simple addicting bash game.
hold period (or whatever character) and hit enter after a second. You need to make the next line of periods the same length as the previous line... score starts at 0 and increase each time length of line is same.

Watch active calls on an Asterisk PBX

Don't save commands in bash history (only for current session)
Unsetting HISTFILE avoid getting current session history list saved.

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

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