PowerShell Get-Date -format
Simple listing of Get-Date -format so you can see what each looks like:
Get-Date -f d
9/23/2015
Get-Date -f f
Wednesday, September 23, 2015 9:24 AM
Get-Date -f g
9/23/2015 9:24
Get-Date -f m
23-Sep
Get-Date -f o
2015-09-23T09:24:03.2463374-05:00
Get-Date -f r
Wed, 23 Sep 2015 09:24:03 GMT
Get-Date -f s
2015-09-23T09:24:03
Get-Date -f t
9:24 AM
Get-Date -f u
2015-09-23 09:24:03Z
Get-Date -f y
September, 2015