Top Rated Scripts | JavaScript | Tutorials & Tips | Development

Comprehensive listing of available operators in JavaScript, from Arithmetic, Comparison, Assignment, to Logical and more.

The Right() function in Javascript is similar to the one available in VB Script, used to find the specfic number of characters in a word from the right.

Get started with JavaScript game development using the new canvas element. This article introduces the canvas element, and goes on to show how to develop a comple game.

Learn how to implement 3D physics with your JavaScript or Flash Sandy-HX application.

Learn about Googles new O3D plugin, and get started with a simple O3D application.

To make a Client-side numeric textbox control using javascript is a common task in web development. Numeric checking may varried based on business logic. Like positive int, positive decimal, signed int or signed decimal. In my post i will try to focus on each requirement plus cross-browser compatibility. Here i will try to describe the script for 4 different methods for 4 business cases. Choose what you need. 4 cross-browser supported Client Side javascript IsNumeric() methods are as follows:

Learn how to make your first HTML5 canvas web application with the CAKE JavaScript library. Demo and source code included.

If you are aiming to make HTML elements and change its CSS properties without reloading the entire page then this post is for you. Most often we need to change CSS dynamically to fulfill user requirement. In this post i will show you through an example how we can achieve it. So that you can easily understand & change CSS class dynamically or runtime in your page by writing a simple javascript function.

In this 80-minute screencast tutorial you will learn how to create an entire jQuery plugin from scratch capable of adding sorting, paging and more to a simple HTML table. We will explore building a jQuery plugin with multiple methods, default options, looping through tables to gather data, storing data in JavaScript objects, and more.

Jetpack is a project to make it easy to build Firefox 4 add-ons using common web technologies like HTML, Javascript, and CSS. The project's goal is to enable anyone who can build a web site to participate in making the Web a better place to work, communicate, and play.

PhoneGap is a free open source framework which gives you access to native APIs. I’m working on a Windows station, but this can also be done on Linux and OSX. The main advantage to using web technologies with PhoneGap is that web designers and web developers can write HTML5, CSS and JavaScript code and still be able to build Apps for mobile devices without having to learn other programming languages such as C++, Objective C or JAVA. The best part is that you write code once and build for Android, iPhone, Blackberry, Windows Phone, WebOS, Symbian.

This tutorial shows how to do basic cross-platform mobile app development with jQuery Mobile and Phonegap so you would be able to build portable apps. In this tutorial we will cover the next topics: Setup jQuery Mobile along with Phonegap Create pages with toolbars and navigation Get device information

In this tutorial we will cover PhoneGap Notifications and jQuery Mobile Buttons: A custom yet simple notification. A confirmation notification. A Beep notification. (Only working on the device, doesn’t work in simulator) A vibrate notification. (Only working on the device, doesn’t work in simulator) Buttons basics, icons and themes.

The main objectives of this first part of the tutorial are: get the device contacts using Phonegap Contacts list the contacts using jQuery Mobile List Views

What we will cover with this tutorial: the use of jQuery Mobile form elements, how to add, edit and delete a contact from the device

In this tutorial we will take a look at the PhoneGap connection object which gives access to the device’s cellular and wifi connection information. We will use this feature to check what type of connection we have active on our device. Also we will take a look at some of the event types for Android and iOS provided by phonegap.

This tutorial presents how to use the Geolocation API from PhoneGap and how to show your position on Google Maps using jQuery Mobile Maps.

In this tutorial we will take a look at how we can capture the devices motion in the x, y and z direction. The accelerometer is a motion sensor which detects movement changes relative to the current device orientation. At the end of this tutorial we will make an object move around the screen. This tutorial was made on a Mac using Aptana Studio 3 and was tested on a HTC Desire device running on Android 2.2.

In this tutorial we will access the Compass feature from PhoneGap. With this feature we can obtain the direction that the device is pointing to. To demonstrate the use of this feature I built an application that acts as a Compass, it points to the North. This only works on the device.

When creating websites, we very often ask a user to insert his personal details including a mailing address. This time, rather than using a conventional field, we will use a widget called jQuery UI jQuery address picker.