
The Powershell equivalent of typing alias at the bash prompt is:
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At it’s simplest, the powershell equivalent of the unix ‘alias’ when it’s usedto set an alias is ‘set-alias’
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However, there’s a slight wrinkle….
In unix, you can do this
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If you try doing this in Powershell, it doesn’t work so well. If you do this:
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…then you get this error:

A way around this is to create a function instead:
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You can then create an alias for the function:
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apropos is one of my favourite bash commands, not so much for what it does…but because I like the word ‘apropos’.
I’m not sure it exists on all flavours of *nix, but in bash apropos returns a list of all the man pages which have something to do with what you’re searching for. If apropos isn’t implemented on your system you can use man -k instead.
Anyway on bash, if you type:
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…then you get:

The Powershell equivalent of apropos or man -k is simply get-help

This is quite a nice feature of PowerShell compared to Bash. If get-help in Powershell shell scores a ‘direct hit’ (i.e. you type something like get-help debug-process) it will show you the help for that particular function. If you type something more vague, it will show you a list of all the help pages you might be interested in.
By contrast if you typed man process at the Bash prompt, you’d just get
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