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

# 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

<#
.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
Print Service Logger.

.DESCRIPTION
The script reads event log ID 307 and ID 805 from the log "Applications and Services Logs > Microsoft > Windows > PrintService" from the specified server and for the specified time period and then calculates print job and total page count data from these event log entries.
It then writes the output to console, graphic window, or .CSV files, one showing by-print job data and the other showing by-user print job data.

Features:
- Predefined date ranges in StartDate parameter

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

function Align-Object {
	$property = [ordered]@{}
	$collection = @($input)
	foreach ($obj in $collection) {foreach ($p in $obj.psobject.properties.name) {$property[$p] = 1}}
	$collection | Select-Object -property @($property.keys -ne 'Length')
}

[pscustomobject] @{ one = 1; two = 2; three = 3 }, 
[pscustomobject] @{ six = 133; seven = 2; three = 3 }, 
[pscustomobject] @{ one = 10; three = 30; four = 4 } |

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