SeeminglyScience

using namespace System
using namespace System.Linq
using namespace System.Collections
using namespace System.Collections.Generic
using namespace System.Management.Automation
using namespace System.Management.Automation.Language
using namespace System.Reflection

# Hey person reading this! Don't do this, alright? You'll have a bad time. ty

SteveL-MSFT

$parameters = @{
    Key = 'F7'
    BriefDescription = 'ShowMatchingHistoryOcgv'
    LongDescription = 'Show Matching History using Out-ConsoleGridView'
    ScriptBlock = {
      param($key, $arg)   # The arguments are ignored in this example
      $line = $null
      $cursor = $null
      [Microsoft.PowerShell.PSConsoleReadLine]::GetBufferState([ref]$line, [ref]$cursor)
      $history = [Microsoft.PowerShell.PSConsoleReadLine]::GetHistoryItems().CommandLine | Select-Object -Unique

jph00

klinkby

Function CallbackWrapper {
    param (
        [string]$callbackScript,
        [object]$param,
        [int]$order
    )
    $callback = [ScriptBlock]::Create($callbackScript)
    return [PSCustomObject]@{
        Result = $callback.InvokeReturnAsIs($param)
        Order = $order

davebrny

/*
[wrap list]
(  =  (TXT)
`[ =  [TXT]
{  =  {TXT}
<  =  <TXT>
>  =  >TXT<

a  =   /`*TXT*`/
h  = <!-- TXT -->

markwragg

How to get @DevBlackOps Terminal-Icons module working in PowerShell on Windows

Note: since version 0.1.1 of the module this now works in Windows PowerShell or PowerShell Core.

1. Download and install this version of Literation Mono Nerd Font which has been specifically fixed to be recognised as monospace on Windows:

https://github.com/haasosaurus/nerd-fonts/blob/regen-mono-font-fix/patched-fonts/LiberationMono/complete/Literation%20Mono%20Nerd%20Font%20Complete%20Mono%20Windows%20Compatible.ttf

(see this issue for more info: ryanoasis/nerd-fonts#269)

grokk-it

# 256-Color Foreground & Background Charts
$esc=$([char]27)
echo "`n$esc[1;4m256-Color Foreground & Background Charts$esc[0m"
foreach ($fgbg in 38,48) {  # foreground/background switch
  foreach ($color in 0..255) {  # color range
    #Display the colors
    $field = "$color".PadLeft(4)  # pad the chart boxes with spaces
    Write-Host -NoNewLine "$esc[$fgbg;5;${color}m$field $esc[0m"
    #Display 6 colors per line
    if ( (($color+1)%6) -eq 4 ) { echo "`r" }

Jaykul

Helpfully handling Command Not Found in PowerShell

About CommandNotFoundAction

In PowerShell there is a callback ("Action") that is called when a command lookup fails through normal means. The purpose of this callback is to allow you to add your own command-resolution, and there are a lot of community hacks out there already:

Community Implementations

• You could add support for new command types, like

fearthecowboy

<#
.SYNOPSIS

Creates a new alias. Better than original New-Alias

.DESCRIPTION

Creates a new Function Alias. Unlike the original New-Alias, this will let you 
create an alias that can be a command line or script, in a single command.

tsmalara

var searchterm='ACME Corporation'; //text to search for

//this is the decoded base64 string from the  global search url
var stringToEncode = '{"componentDef":"forceSearch:search","attributes":{"term":"'+searchterm+'","scopeMap":{"resultsCmp":"forceSearch:resultsTopResults","label":"Top Results","type":"TOP_RESULTS","cacheable":"Y","id":"TOP_RESULTS","labelPlural":"Top Results"},"context":{"disableSpellCorrection":false,"SEARCH_ACTIVITY":{"term":1234567890}}},"state":{}}';

//convert to base64encode
var Base64={_keyStr:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",encode:function(e){var t="";var n,r,i,s,o,u,a;var f=0;e=Base64._utf8_encode(e);while(f<e.length){n=e.charCodeAt(f++);r=e.charCodeAt(f++);i=e.charCodeAt(f++);s=n>>2;o=(n&3)<<4|r>>4;u=(r&15)<<2|i>>6;a=i&63;if(isNaN(r)){u=a=64}else if(isNaN(i)){a=64}t=t+this._keyStr.charAt(s)+this._keyStr.charAt(o)+this._keyStr.charAt(u)+this._keyStr.charAt(a)}return t},decode:function(e){var t="";var n,r,i;var s,o,u,a;var f=0;e=e.replace(/[^A-Za-