Understanding prototypes in javascript

http://yehudakatz.com/2011/08/12/understanding-prototypes-in-javascript/ https://www.pluralsight.com/blog/software-development/understanding-javascript-prototypes https://javascriptweblog.wordpress.com/2010/06/07/understanding-javascript-prototypes/

Angular.js How to remove hash from url?

Configuration: $locationProvider .html5Mode(true); .htaccess file in root directory: RewriteEngine On # If an existing asset or directory is requested go to it as it is RewriteCond %{DOCUMENT_ROOT}%{REQUEST_URI} -f [OR] RewriteCond %{DOCUMENT_ROOT}%{REQUEST_URI} -d RewriteRule ^ – [L] # If the requested resource doesn’t exist, use index.html RewriteRule ^ /index.html In this mode you can use links […]

How to Change Bootstrap Carousel Slide Speed

The speed cannot be controlled by the API. Though you can modify CSS that is in charge of that. find in the bootstrap.css file: .carousel-inner > .item { position: relative; display: none; -webkit-transition: 0.6s ease-in-out left; -moz-transition: 0.6s ease-in-out left; -o-transition: 0.6s ease-in-out left; transition: 0.6s ease-in-out left; } and change 0.6s to the time […]

Cordova: How to download file and get download progress?

var assetURL = ‘http://www.anywebsite.com/test.mp3’; var store = cordova.file.externalRootDirectory; // output in android: file:///storage/emulated/0/ // or // var store = “cdvfile://localhost/persistent/”; var fileName = ‘Sounds/test.mp3’; // NOTE: Sounds folder should already be there in order to download file in that folder var fileTransfer = new FileTransfer(); fileTransfer.download(assetURL, store + fileName, function(entry) { console.log(“Success!”); //appStart(); }, function(err) […]

Cordova: How to get list of all Files/Directories in a directory?

function success(entries) { var i; for (i=0; i<entries.length; i++) { console.log(‘En – ‘, entries[i]); } } function fail(error) { console.log(“Failed to list directory contents: “, error); } // output in android: file:///storage/emulated/0/Sounds var directory_path = cordova.file.externalRootDirectory+”Sounds”; window.resolveLocalFileSystemURL(directory_path , function(dirEntry) { var directoryReader = dirEntry.createReader(); console.log(dirEntry); // Get a list of all the entries in the […]

Cordova: How to create directory?

/* ############ # Method 1 # ############ */ // output in android: file:///storage/emulated/0/ var base_url = cordova.file.externalRootDirectory; // or // var base_url = “cdvfile://localhost/persistent/”; var new_directory = ‘TEST’; // To Create a sub Directory inside a folder // var new_directory = ‘Sounds/Test’; // Here ‘Sounds’ is the name of existing parent directory. Parent Directoy must […]

How to get Base64Image from input type file?

<input type=”file” id=”user_img_input” onchange=”upload_user_img(this);” /> <img src=”” id=”img” /> <script> function setBase64Image(object, img_id) { if ( object.files && object.files[0] ) { var FR = new FileReader(); FR.onload = function(e) { $(img_id).attr(“src”, e.target.result); }; FR.readAsDataURL( object.files[0] ); } } function upload_user_img(inputObject) { setBase64Image(inputObject, ‘#img’); } </script> Live Demo:

How to access Query String Values using Javascript?

Following function is very useful to easily access url paramters ( query string values). function getParameterByName(name, url) { if (!url) url = window.location.href; name = name.replace(/[\[\]]/g, “\\$&”); var regex = new RegExp(“[?&]” + name + “(=([^&#]*)|&|#|$)”), results = regex.exec(url); if (!results) return null; if (!results[2]) return ”; return decodeURIComponent(results[2].replace(/\+/g, ” “)); } // USAGE // […]