LawrenceHwang

# Fibonacci - Interation

Function FibI {
  [CmdletBinding()]

  [Parameter(Position = 0)]
  param ([int]$index)

  Set-StrictMode -Version Latest
  if ($index -eq 0) {

LawrenceHwang

# Fibonacci - Recursion

Function FibR {
  [CmdletBinding()]

  [Parameter(Position = 0)]
  param ([int]$index)

  Set-StrictMode -Version Latest
  if ($index -lt 2) {

LawrenceHwang

# This is iteration
9:42 PM> Measure-Command -Expression {FibI 20}
...
TotalSeconds      : 0.0093811
TotalMilliseconds : 9.3811

# This is recursion
9:43 PM> Measure-Command -Expression {FibR 20}
...
TotalSeconds      : 22.7287975

LawrenceHwang

function Invoke-BetterWebRequest {
  [CmdletBinding()]
  param(
    # Hashtable for the Invoke-WebRequest
    [Parameter(Mandatory = $true, ValueFromPipeline = $true, Position = 0)]
    [hashtable]
    $iwrSplat
  )

  try {

LawrenceHwang

$InterfaceAlias = 'Wi-Fi'

while ((Get-NetIPAddress -InterfaceAlias $InterfaceAlias -AddressFamily IPv4).IPAddress -like '169*')
{
    $arg = '/C ipconfig /renew'
    Start-Process -FilePath 'cmd.exe' -argumentlist $arg -wait -PassThru
    Start-Sleep -Seconds 3
}

LawrenceHwang

function Get-LifeCalendar {

    [CmdletBinding()]
    Param(
        $StartDate = (Get-Date -Date '1980-01-01'),
        $LifeinYear = 75
    )
    # A powershell function to display the life calendar in weeks.
    # Original idea from: https://waitbutwhy.com/2014/05/life-weeks.html
    $DaysSinceStartDate = (New-TimeSpan -Start $StartDate -End (Get-Date)).Days

LawrenceHwang

# Code snippets to tranlate PowerShell approved verbs into different language using AWS Translate
# This snippet assumes the AWS credential and AWS default regions have been set.
# Also, make sure your console environment supports the target encoding.

$Verb = (Get-Verb).Verb

# Find Language code here:
# https://docs.aws.amazon.com/powershell/latest/reference/items/ConvertTo-TRNTargetLanguage.html
$SourceLanguageCode = 'en'
$TargetLanguageCode = 'zh-TW'

LawrenceHwang

PowerShell 動詞 (PowerShell Approved Verbs)	繁體中文譯 (Meaning in Traditional Chinese)
Add	加入
Clear	清除
Close	關閉
Copy	複製
Enter	輸入
Exit	退出
Find	尋找
Format	格式

LawrenceHwang

function GeneratePesterTest
{
    # Generate Pester tests from PSCustomObject's NoteProperty
    [CmdletBinding()]
    param(
        [Parameter(Mandatory = $true)]
        [PSCustomObject]$InputObject,

        #The object name that you are comparing with in your test.

LawrenceHwang

function ConvertTo-SSMDocument
{
<#
.Synopsis
    Convert a script into SSM Command document
.DESCRIPTION
    This cmdlet convert a script into SSM Command document.
.EXAMPLE
PS:\ > ConvertTo-SSMDocument -Expression 'Get-Service'
{