chrdek

$elapsedTime = [system.diagnostics.stopwatch]::StartNew()

# change value for other timer durations.
1..2000 | %{write-progress -activity "Working..." -status "$([string]::Format("Time Elapsed: {0:d2}:{1:d2}:{2:d2}", $elapsedTime.Elapsed.hours, $elapsedTime.Elapsed.minutes, $elapsedTime.Elapsed.seconds))" -percentcomplete ($_/10);}
$elapsedTime.stop()

chrdek

<# 
 # 
 # Initial login flow for website image to be generated
 #   ->Open main website
 #     -> Open login form
 #        -> login to website main part, click on a 'specific' button
 #           -> take screenshot of whole website part, logout and close browser window.
 #
 # NOTE: screenshot is watermarked with a timestamp (time/date) and an MD5 digest
 # 

chrdek

<#  
 # chrome_downgrade.ps1
 # 
 # Script used for downgrading current chrome installation to earlier instances (recommended up to v83+).
 # 
 # Used for renaming current system configuration and sets
 # appropriate setting for using chrome with older version.
 # 
 # WARNING: This script also will disable any future updates on chrome
 # so that the downgraded version is locked to the latest installation.

chrdek

Import-Module "$($($env:PSModulePath -split ';')[2])\Selenium\3.0.1\Selenium.psd1" -Force

$Browser = Start-SeChrome -Arguments @("Incognito","start-maximized");
Enter-SeUrl "http://intranet.test.site.net" -Driver $Browser

# Main login form.
$txtuname =  Find-SeElement -Driver $Browser -By Name -Selection "username";
Send-SeKeys -Element $txtuname -Keys "usename1pass1";
$txtpassword = Find-SeElement -Driver $Browser -By Name -Selection "password";
Send-SeKeys -Element $txtpassword -Keys "onetimepass1pass2";

chrdek

<#
Create a new email -with attachment- in outlook and save draft.
#>
$OL = New-Object -ComObject Outlook.Application
Start-Sleep 5

#Create Mailbox Item
$mItem = $OL.CreateItem(0);

#Add Messages etc..

chrdek

:: Method 1 (Zip compression using 15 passes with deflate)
"%PROGRAMFILES%\7-Zip\7z.exe" a -mm=Deflate -mfb=258 -mpass=15 -r "%USERPROFILE%\Downloads\samples1.zip" "%USERPROFILE%\Downloads\zipfiles\*"

1294MB -> 1192 MB (7.9% compression)

:: Method 2 (Zip compression using max compression with deflate)
"%PROGRAMFILES%\7-Zip\7z.exe" a "%USERPROFILE%\Downloads\samples1.zip" "%USERPROFILE%\Downloads\zipfiles\*" -tzip -mx9 -mm=Deflate64

1294 MB -> 1189 MB (8.2% compression)

chrdek

<#
.SYNOPSIS
** USE AT OWN RISK AND WITH CAUTION **
Function used for byte-level information scrambling for most files (For example: zip,documents,plain text or pdf).

.DESCRIPTION
** USE AT OWN RISK AND WITH CAUTION **
This function provides various methods of destroying the contents of a file, rendering it unreadable.
It can either be used on text or other types of data file formats.
Methods of removing data include XOR directly bytes in file, removing data by using source-dest. files

chrdek

Function Modify-Excel([switch]$addSheet) {

$defaultdir = "$env:USERPROFILE\Documents\Spreadsheet_1.xlsx";
$xls = New-Object -ComObject Excel.Application; $xls.Visible = $false;

$xlShiftDown = -4121;
$fileModify = $xls.Workbooks.Open($defaultdir);

# select latest/current working month ..
$spreadSheet =  $fileModify.ActiveSheet; # $fileModify.Worksheets | ?{ $_.Name -ilike "*2020" } | Select -Last 1

chrdek

//Extend the String object with toBase64() and fromBase64() functions
//ES6..
String.prototype.toBase64 = function() {
var basechars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
return [...this].map(c=>c.charCodeAt()).map(n=> { 
 return ((+n).toString(2).length < 8) ? "0".repeat(8-(+n).toString(2).length)+(+n).toString(2)
                                      :(+n).toString(2);
}).join("")
  .replace(/(\d)(?=(?:\d{6})+$)/g,"$1 ")
  .split(" ")

chrdek

// This oneliner function converts 12-Hour time into its 24-Hour counterpart.
// Examples (hh:mm:ss(PM/AM) to HH:MM:ss(24hour):
// 12:00PM ->12:00, 12:00AM->00:00, 04:00PM -> 16:00

function timeConversion(s) {
return (s.includes("PM")) ?
(s.replace(s.split(':')[0],(s.startsWith("12"))?s.split(':')[0]:(Number(s.split(':')[0])+12)+"")).replace("PM","") :
(s.replace(s.split(':')[0],
(s.startsWith("12"))?(s.split(':')[-1])||"00":s.split(':')[0])
  .replace(s.split(':')[0],