Get All Files and Folders in a Directory
# add '-recurse' to include sub folders Get-ChildItem -Path $directory
Delete Files Older Than Specified Number of Days
# Set number of days, in the past, to delete files $days = 7 # Set directory to create logs in $directory = "C:\Test\Logs" # Get all files in the directory include '-recurse' to also get sub folders $files = Get-ChildItem -Path $directory -File # filter to ones last written to over X number of days $ToDelete = $files |...
Create Test Log Files
# Set number of days, in the past, to create log files for $days = 14 # Set directory to create logs in $directory = "C:\Test\Logs" $i=1 While($i -lt $days){ # Get Date and create log file $date = (Get-Date).AddDays(-$i) $logFile = "u_ex" + ($date.Year).ToString().Substring(2,2) + (($date.Month).ToString().PadLeft(2)).Replace(" ","0") + (($date.Day).ToString().PadLeft(2)).Replace(" ","0") + ".log" $logPath = join-path $directory $logFile $date |...
Query Remote Registry for Key Value
# Open the specified Registry Hive on a remote machine specified. LocalMachine = HKLM / CurrentUser = HKCU $computer = 'localhost' $w32reg = [Microsoft.Win32.RegistryKey]::OpenRemoteBaseKey('LocalMachine',$computer) # Open the specific registry key (exclude hive from path) $keypath = 'SOFTWARE\Microsoft\Windows\CurrentVersion\Authentication\LogonUI' $SubKey = $w32reg.OpenSubKey($keypath) # Return data for a specific value $SubKey.GetValue('LastLoggedOnUser') # List all values $SubKey.GetValueNames() # Return data for all values to...
Expand Shortened URLs
# Create Web Request Object $request = [System.Net.WebRequest]::Create($url) # Make it think we are using Edge on Windows 10. Required for some shorteners. $request.UserAgent = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.246' # Get the expanded URL $request.GetResponse().ResponseUri.AbsoluteUri
Out-GridView for VS Code
Out-GridView is a great tool for quickly creating selection dialogs or displaying information that you sort. However, when using it in Visual Studio Code (VS Code), it tends to display the grid window behind the VS Code window. So, in an effort to prevent me from having to click my mouse one more time, I created the function Out-GridViewCode. This...
Determine if Hyper-Threading is enabled
Function Check-HyperThreading($ComputerName){ # Get the Processor information for the computer $Proc = Get-WMIObject Win32_Processor -ComputerName $ComputerName # Determine if hyper-threading is enabled $CPUCount = @($Proc).count $NumberOfLogicalProcessors = $($Proc | measure-object -Property NumberOfLogicalProcessors -sum).Sum $NumberOfCores = $($Proc | measure-object -Property NumberOfCores -sum).Sum # Output the results as a PS object [pscustomobject]@{ Computer = $ComputerName CPUCount = $CPUCount NumberOfLogicalProcessors = $NumberOfLogicalProcessors NumberOfCores...
Find Specific Word in String
[Regex]::Matches($string, '(?:^|\b)words(?:$|\b)')
Find Date in MM/DD/YYYY Pattern in String
[Regex]::Matches($string, '(((0?[1-9]|1[012])/(0?[1-9]|1\d|2[0-8])|(0?[13456789]|1[012])/(29|30)|(0?[13578]|1[02])/31)/(19|[2-9]\d)\d{2}|0?2/29/((19|[2-9]\d)(0[48]|[2468][048]|[13579][26])|(([2468][048]|[3579][26])00)))').Value
Find US Phone Number in String
[Regex]::Matches($string, '((\(\d{3}\) ?)|(\d{3}-))?\d{3}-\d{4}').Value
