Using Bash to Sort IPs by Subnet Uniqueness

This is a helpful Bash script to parse IP addresses by the uniqueness of their subnets. This can be quite helpful in various scenarios.

Subshells in Linux (and Windows)

Or rather, subshells in Bash and Powershell. A subshell functions as a sort of isolated environment for executing commands, creating a subprocess or child process within the parent shell.

Use xargs

Get out of the habit of using while read as an idiom and instead use xargs to process arguments when you're doing batch compute stuff.