Commands by fishbulb1022 (1)

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See system users

Convert text to lowercase
Usage: lower [STRING]...

Attach screen over ssh
Directly attach a remote screen session (saves a useless parent bash process)

list all executables in your path
If run in bash, this will display all executables that are in your current $PATH

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

Merge various PDF files

Put a console clock in top right corner
Gives not only date but also some interesting status about the System

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

For finding out if something is listening on a port and if so what the daemon is.

How to trim a video using ffmpeg
Will trim the video to 4 seconds starting from the beginning. The -vcodec , -acodec options are required so that ffmpeg knows in what video/audio format you want for the new video.


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