Powershell: Wrong exit code

Hi,

you start a powershell script from cmd and want to return an exit not equal to 0 but %ERRORLEVEL% is set to 0.
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Windows: Reset WSUS and recreate SUSDB

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here are the steps if you have installed WSUS on Server 2012R2 on the Windows Internal Database to reset the Database and WSUS itself.

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Windows: Join a workgroup or domain from command line

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there are two ways to join or leave a domain. The netdom command or the Powershell Command lets add-computer and remove-computer.
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Windows: Decode Win32 Error codes

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if you have a Windows Errorcode like 0xc000021a and want to decode it to a human readable format you can use certutil.
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Powershell: En- and Decrypt string with AES256

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if you have the requierment to encrypt strings in Powershell the .NET Framework offers some classes for this case. This is a symmetric encryption. Receiver and Sender uses the same Password/Key to en- and decrypt the message.
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