scriptingstudio

# safe (culture invariant) date format - ISO 8601 - YYYY-MM-DD
[datetime]::now.tostring('yyyy-MM-dd')

scriptingstudio

<#
.SYNOPSIS
  Performs parallel processing of input objects.

.DESCRIPTION
  Simple PowerShell function to asynchronously run jobs.
  Yet another parallel processing manager on Earth.
  FEATURES:
  - no modules, just one small self-sufficient function
  - automatic scriptblock variables: $_, $psitem

scriptingstudio

# Quick GPO Report for further analysis
param (
	[string]$csv,
	[alias('xlsx')][string]$excel
)

$gporeport = {
	$domain = $env:USERDNSDOMAIN
	if (-not $domain) {return}
	#$dommask = "$domain/" -replace '\.','\.'

scriptingstudio

# DEMO: caching calculations demo - superfast
# reverse calculations
function fibonacciR ([Double]$fn, [switch]$series, $fbcache) {
    #if ($MyInvocation.MyCommand.name -ne $(Get-PSCallStack)[1].FunctionName) {
    #    $fbcache = $null # prevent using $fbcache from root
    #}
    if ($fbcache -eq $null) {$fbcache = [System.Collections.Generic.Dictionary[string,Double]]::new($fn)}
    if ($fbcache.ContainsKey($fn)) {$fbcache[$fn]}
    elseif ($fn -lt 2) {
        $fbcache[$fn] = $fn

scriptingstudio

<#
.SYNOPSIS
  Displays an asynchronous progress bar within a PowerShell command window.
.DESCRIPTION
  A simple one-level asynchronous wrapper over the builtin PowerShell progress bar.
  Features:
  - Non-blocking screen output
  - Separate run phases: start,next,stop
  - Automatic percentage calculation
  - Automatic state control

scriptingstudio

<#
.SYNOPSIS
Reads SMART info from supporting SATA drives.

.PARAMETER CimSession
Specifies an existing CIM session or a computername. By default the script works on local computer. 
.PARAMETER NoEmpty
Indicates to exclude drives without SMART information from output.

.EXAMPLE

scriptingstudio

[PSCustomObject]@{} | select-object q,w,e,r | gm

   TypeName: Selected.System.Management.Automation.PSCustomObject

Name        MemberType   Definition
----        ----------   ----------
Equals      Method       bool Equals(System.Object obj)
GetHashCode Method       int GetHashCode()
GetType     Method       type GetType()
ToString    Method       string ToString()

scriptingstudio

# Classic edition v1
function Split-DistinguishedName {
	param (
		[alias('dn')][string]$distinguishedName,
		[alias('leaf')][switch]$cn,
		[alias('parent')][switch]$ou,
		[switch]$path
	)
	if (-not $distinguishedName) {return}
	$dnpart = $distinguishedName -split '(,DC=)|(,OU=)|(,CN=)',2

scriptingstudio

param (
	[alias('update','install','apply')]
	[switch]$run, # action mode
	[switch]$force # skips edition limitation
)

If ($PSVersionTable.PSVersion.Major -ge 7) {
	Write-Error 'This script needs be run by version of PowerShell prior to 7.0'
}

scriptingstudio

<#
Event ID Meaning
00	The log was started.
01	The log was stopped.
02	The log was temporarily paused due to low disk space.
10	A new IP address was leased to a client.
11	A lease was renewed by a client.
12	A lease was released by a client.
13	An IP address was found to be in use on the network.
14	A lease request could not be satisfied because the scope's address pool was exhausted.