Commands using bash (63)

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Make sure your script runs with a minimum Bash version
If you use new features of a certain Bash version in your shell script, make sure that it actually runs with the required version.

calulate established tcp connection of local machine

reset hosed terminal

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

floating point operations in shell scripts
-l auto-selects many more digits (but you can round/truncate in your head, right) plus it loads a few math functions like sin().

download newest adminer and rename to it's version accordingly
If the version already downloaded. it will not download again

Configuring proxy client on terminal

Tail postfix current maillog and grep for "criteria"
Tail curren postfix maillog.

Send youtube video to Kodi
Kodi needs the youtube plugin to be installed.

Shows space used by each directory of the root filesystem excluding mountpoints/external filesystems (and sort the output)


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