MaxKozlov

$oldfile = Get-FileHash .\old\*
$newfile = Get-FileHash .\new\*
Compare-Object $oldfile $newfile -Property Hash -PassThru | 
   Where-Object { $_.SideIndicator -eq '<='  } |
   Foreach-Object { Copy-Item $_.Path  -Destination $Destination }

$oldfile =  Get-ChildItem .\old\*  -Recurse | Get-FileHash
$newfile = Get-ChildItem .\new\* -Recurse | Get-FileHash

..
$row1 = @($buttonsubcheck, $buttonsubtrial)
$row2 = @($buttonsubback)
$buttonssub = ($row1, $row2)
..

$Computername = 'xxx'
Get-CimInstance Win32_Group -filter "LocalAccount='True' and SID='S-1-5-32-555'" -ComputerName $Computername |
Select-Object PSComputername,Name,@{Name="Members";Expression={
  (Get-CimAssociatedInstance -InputObject $_ -ResultClassName Win32_UserAccount).Name
}}

$Computername = 'xxx'
Get-WMIObject Win32_Group -filter "LocalAccount='True'and SID='S-1-5-32-555'" -ComputerName $Computername|
  Select-Object PSComputername,Name,@{Name="Members";Expression={
   $_.GetRelated("Win32_UserAccount").Name
}}

function Get-LocalGroupMember {
param(
	[Parameter(ValueFromPipeline=$false, Position=0)]
	[string[]]$GroupName = 'Administrators',
	[Parameter(ValueFromPipeline=$true)]
	[string[]]$ComputerName = '.'
)
PROCESS {
	foreach ($computer in $ComputerName) {
		foreach ($group in $GroupName) {
			$grp = [ADSI]"WinNT://$computer/$group,group"
			Write-Verbose ('Group: ' + $grp.Path) # test for existance
			$members = @($grp.psbase.Invoke("Members"))
			if ($members) {
				$members | Foreach-Object {
					$name = $_.GetType().InvokeMember("Name", 'GetProperty', $null, $_, $null)
					$class = $_.GetType().InvokeMember("Class", 'GetProperty', $null, $_, $null)
					$parent = $_.GetType().InvokeMember("Parent", 'GetProperty', $null, $_, $null) -replace 'WinNT://' -replace '.*/'
					'' | Select-Object @{n='Class';e={$class}},@{n='Domain';e={$parent}},@{n='Name';e={$name}}
				}
			}
		}
	}
}
}

Get-LocalGroupMember -ComputerName MySuperServer -GroupName 'Пользователи удаленного рабочего стола',  'Remote Desktop Users'

$referenceUser = Get-ADUser refuser -Property userParameters
Set-ADUser targetUser -Replace @{
    userParameters = $referenceUser.userParameters
}

$ar = New-Object System.Security.AccessControl.FileSystemAccessRule($group, @('Read', 'ReadAndExecute'), 
      'ContainerInherit,ObjectInherit', 'None', 'Allow')
# Получаете список папок
Get-ChildItem -Directory -Recurse $Path | Foreach-Object {
# Получаете по ним ACL
  $acl = $_.GetAccessControl('Access')
# Сравниваете с нужным
  if (-not ($acl.Access.IdentityReference -eq $group)) {
# Добавляете если надо
    $acl.SetAccessRule($ar)
    $_.SetAccessControl($acl)
  }
}

$u = Get-ADUser iivanov
$u2 = [ADSI]("LDAP://" + $u.DistinguishedName)
$u2.SetPassword('PassWord123')

$PathIn  = "\\Server\files"

Get-ChildItem -Path $PathIn -Filter UVHD-S*.vhdx | Where-Object {
    $User = Get-AUser $_.BaseName.Substring(5);
    $User.Enabled -eq $false
} | Remove-Item -Whatif

From the ntstatus.h SDK header file:

//
// MessageId: STATUS_DLL_NOT_FOUND
//
// MessageText:
//
// The program can't start because %hs is missing from your computer.
// Try reinstalling the program to fix this problem.
//
#define STATUS_DLL_NOT_FOUND ((NTSTATUS)0xC0000135L) // winnt

robocopy \\%computername%\c$\logs \\server\logs\%computername%\logs /e

$computers =get-content 'c:\computers.txt'
foreach ($computername in $computers) {
  robocopy "\\$computername\c`$\logs" "\\server\logs\$computername\logs" /e
}

for /f %%a in (c:\computers.txt) do robocopy \\%%a\c`$\logs \\server\logs\%%a\logs /e

[System.BitConverter]::ToSingle(@(0xcd,0xcc,0x4c,0x41),0)
12,8

$usb = Get-ChildItem -path HKLM:\SYSTEM\ControlSet001\Enum\USB\ -Recurse
$usb | Where-Object { $_.GetValue('Address') -eq 4 }