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public sealed class ScopeGuard : IDisposable
{
    #region Construction and initialization of this instance

    public static ScopeGuard WithOnLeave(Action onLeave)
    {
        return new ScopeGuard(onLeave);
    }

    private ScopeGuard(Action onLeave)

wgross

// from c:/Program Files (x86)/ReferenceAssemblies/Microsoft/WindowsPowershell/Microsft.PowerShell.ConsoleHost.Dll
using Microsoft.PowerShell;
// from c:/Program Files (x86)/ReferenceAssemblies/Microsoft/WindowsPowershell/System.Management.Automation.Dll
using System.Management.Automation;
using System.Management.Automation.Runspaces;

class Program
{
    static void Main(string[] args)
    {

wgross

using System;
using System.Collections.Generic;

namespace Memoization
{
    public static class Memoize
    {
        #region Create memoization containers

        public interface IContainerFactory

wgross

<#
.SYNOPSIS
    Make a download with webclient using the DefaultNetworkCredentials to authenticate at proxy.
    Afterwards all new webclient based cmdlets can pass the proxy.

.DESCRIPTION
    Make a download with webclient using the DefaultNetworkCredentials to authenticate at proxy.
    Afterwards all new webclient based cmdlets can pass the proxy.

.EXAMPLE

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function elevated {
<#
.SYNOPSIS
    Runs a scriptblock in an elevated shell
.DESCRIPTION
    A given script block is executed in a an elevated powershell, if the current host isn't elevated.
    The elevated shell location is moved to the current directory. A profiole isn't loaded for the 
    elevated shell because of performance reasons.
    The output of the shell is captured and exported as CLI-Xml to a temorary file and imported by the 
    original shell after the the elevated process ended.

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// add reference to project:
//  <Reference Include="Microsoft.PowerShell.ConsoleHost"/>
//  <Reference Include="System.Management.Automation"/>
class Program
{
    private static void Main(string[] args)
    {
        ConsoleShell.Start(RunspaceConfiguration.Create(),bannerText:"Powershell Host",helpText:string.Empty, args:args);
    }
}

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param(
  $CommandName
)

[System.Management.Automation.ProxyCommand]::Create(
  (New-Object System.Management.Automation.CommandMetaData (Get-Command  $CommandName)))

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namespace System
{
  public static class DateTimeExtensions
  {
    public static string ToIso8601String(this DateTime thisDateTime)
    {
      return thisDateTime.ToString("yyyy-MM-ddTHH:mm:ss.fffK");
    }

    public static string ToIso8601String(this DateTimeOffset thisDateTime)

wgross

function XName {
    [CmdletBinding()]    
    param(
        [Parameter(Mandatory,Position=0)]
        [ValidateNotNullOrEmpty()]
        [string]$LocalName
    )
    process {
        [System.Xml.Linq.XName]$LocalName

wgross

# To enable ANSI sequences in a PowerShell console run the following commands.
# After that you can use wttr.in in you PowerShell just lake that:
#   (curl http://wttr.in/ -UserAgent "curl" ).Content
#
# More on it:
#  http://stknohg.hatenablog.jp/entry/2016/02/22/195644 (jp)
#  

Add-Type -Namespace Win32 -Name NativeMethods -ErrorAction SilentlyContinue -MemberDefinition @"
[DllImport("kernel32.dll", SetLastError=true)]