mrroot5

var url = "https://www.youtube.com/watch?v=zKx2B8WCQuw";
var videoid = url.match(/(?:https?:\/{2})?(?:w{3}\.)?youtu(?:be)?\.(?:com|be)(?:\/watch\?v=|\/)([^\s&]+)/);
if(videoid != null) {
   console.log("video id = ",videoid[1]);
} else { 
    console.log("The youtube url is not valid.");
}

mrroot5

function get_enum_values( $table, $field )
{
    $type = $this->db->query( "SHOW COLUMNS FROM {$table} WHERE Field = '{$field}'" )->row( 0 )->Type;
    preg_match("/^enum\(\'(.*)\'\)$/", $type, $matches);
    $enum = explode("','", $matches[1]);
    return $enum;
}

mrroot5

vimeo_Reg = /(?:https?:\/\/)?(?:www\.)?vimeo.com\/(?:channels\/(?:\w+\/)?|groups\/([^\/]*)\/videos\/|album\/(\d+)\/video\/|)(\d+)(?:$|\/|\?)/;

function vimeoID(url) {
  var match = url.match(vimeo_Reg);
  
  if (match){
    return "<span>"+match[3]+"</span>";
	}else{
    return "<span class='error'>error</span>";
	}

mrroot5

<?php
function get_file_extension($file_name = '') {
    $file_name = (empty($file_name)) ? 'bla.bla..pdf' : $file_name;
    
    preg_match('/[^\.]+$/i', $file_name, $ext);
    return $ext[0];
}
?>

mrroot5

cmd /k wmic os get installdate

mrroot5

function ArrayToURL(array) {
  var pairs = [];
  
  for (var key in array)
    if (array.hasOwnProperty(key))
      pairs.push(encodeURIComponent(key) + '=' + encodeURIComponent(array[key]));
      
  return pairs.join('&');
}

mrroot5

// Return an array
function get_object_values(obj) {
  'use strict';
    return Object.keys(obj).map(function (k) {
        return obj[k];
    });
}

var object_values = get_object_values({key1: "value1", key2: "value2", key3: "value3"});

mrroot5

# Add the remote, call it "upstream":

git remote add upstream https://github.com/whoever/whatever.git

# Fetch all the branches of that remote into remote-tracking branches,
# such as upstream/master:

git fetch upstream

# Make sure that you're on your master branch:

mrroot5

window.console.time("answer time");
window.alert("Click to continue");
window.console.timeEnd("answer time");

mrroot5

function htmlEncode(value){
  //create a in-memory div, set it's inner text(which jQuery automatically encodes)
  //then grab the encoded contents back out.  The div never exists on the page.
  return $('<div/>').text(value).html();
}

function htmlDecode(value){
  return $('<div/>').html(value).text();
}