Quick Script: Run a MSI installer with a transform using Powershell

function Run-MsiExec($installShare, $msiPackage, $Transform, $options){

       $Arguments = "/i `"$env:temp\$msiPackage`" ALLUSERS=2 TRANSFORMS=`"$env:temp\$Transform`" /qn $options"

      

       Copy-Item "$installShare\$msiPackage" "$env:temp\$msiPackage"

       if($Transform){

              Copy-Item "$installShare\$Transform" "$env:temp\$Transform"

       }else{

              $Arguments = "/i `"$env:temp\$msiPackage`" ALLUSERS=2 /qn $options"

       }

       Write-Host "Installing $msiPackage"

    Write-Host "Start-Process -FilePath 'msiexec.exe' -ArgumentList "$Arguments" -Wait -Passthru"

       return (Start-Process -FilePath "msiexec.exe" -ArgumentList "$Arguments" -Wait -Passthru).ExitCode

} 

Quick Script: Uninstall Software with Powershell

Get-WmiObject win32_product | ?{$_.Name -imatch "software"} | %{$_.Uninstall()} 

Quick Script: Sign script with timestamp using Powershell

$cert = gci cert:\currentuser\my -CodeSigningCert | ?{$_.thumbprint -eq "DA46063E89886D185F19FCD64483E35B1898925D" }

Set-AuthenticodeSignature $args[0] $cert -TimestampServer "http://timestamp.verisign.com/scripts/timstamp.dll"