MaxKozlov

[Windows.Graphics.Capture.GraphicsCaptureSession, Windows.Graphics.Capture, ContentType=WindowsRuntime] | Out-Null
[Windows.Graphics.Capture.GraphicsCaptureSession]::IsBorderRequired = $true

$folders = Get-ChildItem -Path C:\  -Directory -Recurse | ForEach-Object {
  [PSCustomObject]@{
    Path=$_.FullName
    Count=$_.FullName | Get-ChildItem -File | Measure-Object | Select-Object -ExpandProperty Count
  }
} | Sort-Object Count -Descending
# Посмотреть потом первый десяток:
$folders | Select -First 10

$Error.Clear()
Get-ChildItem C:\ -Recurse -ErrorAction Continue | Out-Null
$err = $Error | ForEach-Object { $_.TargetObject }

$err | Set-Content -Path d:\Path_without_access.txt -Encoding UTF8

PS> Get-Command -Module PrintManagement
Add-Printer
Add-PrinterDriver
Add-PrinterPort
Get-PrintConfiguration
Get-Printer
Get-PrinterDriver
Get-PrinterPort
Get-PrinterProperty
Get-PrintJob
Read-PrinterNfcTag
Remove-Printer
Remove-PrinterDriver
Remove-PrinterPort
Remove-PrintJob
Rename-Printer
Restart-PrintJob
Resume-PrintJob
Set-PrintConfiguration
Set-Printer
Set-PrinterProperty
Suspend-PrintJob
Write-PrinterNfcTag

Get-Service openvpn | Set-Service -StartupType Automatic

$c = [string[]](Get-Content .\0.txt)
$sk1 = [System.Collections.Generic.HashSet[string]]::new($c)
$c = [string[]](Get-Content .\1.txt)
$sk2 = [System.Collections.Generic.HashSet[string]]::new($c)
$sk1.IntersectWith($sk2)
$sk1

#классический цикл
foreach ($obj in $list) {
  # сделать что-нибудь с переменной $obj
   Set-something -name $obj.name -value $obj.value
}

#цикл с использованием  pipeline
$list | foreach-object {
  # сделать что-нибудь с переменной $_
   Set-something -name $_.name -value $_.value
}

$data=Import-csv src
$data | where-object { $_.Group -match ',' } | export-csv dstg2
$data | where-object { $_.Group -notmatch ','  } | export-csv dstg1

Set the value of the LocalAccountTokenFilterPolicy registry entry to 1.

For example, the following command uses the New-ItemProperty cmdlet and the Windows PowerShell Registry Provider to create the LocalAccountTokenFilterPolicy registry entry on the local computer and set its value to 1.

new-itemproperty -name LocalAccountTokenFilterPolicy -path HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System -propertyType DWord -value 1