To change the maximum upload file size for PHP in php.ini directives

In php.ini file change below this,
upload_max_filesize = 20M
post_max_size = 21M

To change execution time in php.ini directives

In php page change execution tin in php.ini file max_execution_time = 100;

Google Translator plugin for Browsers in Js

<script type="text/javascript">function googleTranslateElementInit() {
  var elem = new google.translate.TranslateElement({
    pageLanguage: "ca", 
    layout: google.translate.TranslateElement.InlineLayout.HORIZONTAL,
    autoDisplay: false,
    floatPosition: 0
  });
  elem.onTurnOffLanguageClick = function() {
    var event = document.createEvent("Event");
    event.initEvent("translateExt_disable_lang", true, true);
    document.body.dispatchEvent(event);
  };
  var style = document.createElement("style");
  style.appendChild( document.createTextNode( ".global_header { top: 40px !important; }" ) );
  document.getElementsByTagName( "head" )[ 0 ].appendChild( style );
  elem.showBanner(false);
}</script>

Bootstrap select box load in dynamically

$('[data-rel="chosen"],[rel="chosen"]').chosen(); // Call this line of script when even to load bootstrap selectbox

How to convert string to number or integer in js?

var str = "123";
alert(str+"---"+typeof(str));
str = Number(str);
alert(str+"---"+typeof(str));

How to find variable type in js & jquery?

var str = "string";
alert(typeof(str)); //output: string

Input field enter integer only in jQuery

$(document).ready(function () {
    //called when key is pressed in textbox
    $("#quantity").keypress(function (e) {
        //if the letter is not digit then display error and don't type anything
        if (e.which != 8 && e.which != 0 && (e.which < 48 || e.which > 57)) {
            //display error message
            $("#errmsg").html("Digits Only").show().fadeOut("slow");
            return false;
        }
    });
});

Number :
<input type="text" name="quantity" id="quantity" /> <span id="errmsg"></span>