References
Powershell 5.0 is the current version at the time up update December 2015. These links refer to the version 5.0 release unless shown.
Technet Library Scripting with Windows Powershell
https://technet.microsoft.com/en-us/library/bb978526.aspx
Technet Archive Windows Powershell 1.0 Basic Cmdlets
https://technet.microsoft.com/en-us/library/hh848794.aspx
Technet Library Windows Powershell 5.0 Modules and Cmdlets
https://technet.microsoft.com/en-us/library/hh847741.aspx
AD Cmdlets
https://technet.microsoft.com/en-us/library/ee617195.aspx
Managing App-V 5.0
https://technet.microsoft.com/en-us/library/jj713419.aspx
Text Manipulation
http://newdelhipowershellusergroup.blogspot.co.uk/p/tutorial-series.html
Special Characters and Tokens
http://www.neolisk.com/techblog/powershell-specialcharactersandtokens
Tutorials
https://www.simple-talk.com/sysadmin/powershell/powershell-one-liners--accessing,-handling-and-writing-data-/
https://www.simple-talk.com/sysadmin/powershell/powershell-one-liners--collections,-hashtables,-arrays-and-strings/
http://www.howtogeek.com/137803/geek-school-learn-how-to-automate-windows-with-powershell/
http://www.computerperformance.co.uk/powershell/