McKabue

        /// <summary>
        /// https://stackoverflow.com/a/1374644
        /// </summary>
        /// <param name="email"></param>
        /// <returns></returns>
        public static bool IsValidEmail(this string email)
        {
            try
            {
                var addr = new System.Net.Mail.MailAddress(email);

McKabue

<a href="https://jsfiddle.net/">Opening here</a>

<script>
  //https://jsfiddle.net/mckabue/458ysfwe/6
  document.querySelector("a").addEventListener("click", function(e){
      e.target.target = "_blank";
      return true;
  });
</script>

McKabue

function JSON_to_URLEncoded(element,key,list){
  var list = list || [];
  if(typeof(element)=='object'){
    for (var idx in element)
      JSON_to_URLEncoded(element[idx],key?key+'['+idx+']':idx,list);
  } else {
    list.push(key+'='+encodeURIComponent(element));
  }
  return list.join('&');
}

McKabue

#!/bin/bash
# Description: Everytime the Kernel is upgraded (which is quite often), virtualbox stops working and throws the following error:
#
# The provider 'virtualbox' that was requested to back the machine
# 'default' is reporting that it isn't usable on this system. The
# reason is shown below:
#
# VirtualBox is complaining that the installation is incomplete. Please
# run `VBoxManage --version` to see the error message which should contain
# instructions on how to fix this error.

McKabue

<!-- https://stackoverflow.com/a/22051972 -->

<img src="Error.src" onerror="this.style.display='none'"/>
<img src="Error.src" onerror="this.src='fallback-img.jpg'"/>

McKabue

// 
// https://stackoverflow.com/a/40530033
// 
// ----
// libsass (v3.3.6)
// ----

// =========================================================================
//
//  PRECISE CONTROL OVER RESPONSIVE TYPOGRAPHY FOR SASS

McKabue

Google Docs Viewer

Only files under 25 MB can be previewed with the Google Drive viewer.

Google Drive viewer helps you preview over 16 different file types, listed below:

• Image files (.JPEG, .PNG, .GIF, .TIFF, .BMP)
• Video files (WebM, .MPEG4, .3GPP, .MOV, .AVI, .MPEGPS, .WMV, .FLV)
• Text files (.TXT)
• Markup/Code (.CSS, .HTML, .PHP, .C, .CPP, .H, .HPP, .JS)
• Microsoft Word (.DOC and .DOCX)

McKabue

    using System;
    using System.Collections.Generic;
    using System.ComponentModel.DataAnnotations;
    using System.IO;
    using System.Linq;
    using System.Runtime.Serialization;

    /// <summary>
    /// https://github.com/samuelneff/MimeTypeMap/blob/master/src/MimeTypes/MimeTypeMap.cs
    /// https://www.garykessler.net/library/file_sigs.html

McKabue

//https://developer.mozilla.org/en/docs/Web/API/GlobalEventHandlers/onerror
//https://blog.sentry.io/2016/01/04/client-javascript-reporting-window-onerror.html
//https://danlimerick.wordpress.com/2014/01/18/how-to-catch-javascript-errors-with-window-onerror-even-on-chrome-and-firefox/

window.onerror = function (messageOrEvent, source, lineno, colno, error) {
    try {
        console.log({
            //error message(string).Available as event (sic!) in HTML onerror = "" handler.
            messageOrEvent: messageOrEvent, 
            //URL of the script where the error was raised(string)

McKabue

function heidiDecode(hex) {
    var str = '';
    var shift = parseInt(hex.substr(-1));
    hex = hex.substr(0, hex.length - 1);
    for (var i = 0; i < hex.length; i += 2)
      str += String.fromCharCode(parseInt(hex.substr(i, 2), 16) - shift);
    return str;
}
document.write(heidiDecode('755A5A585C3D8141786B3C385E3A393'));