In the former article of the series We rendered the user interface of our widget inside an anchor element in publisher’s website; We asynchronously loaded widget styles; We implemented a very naive authentication mechanism. We also defined a job queue _wdq (similar to google analytics’ _gaq) to be able to …

I’m giving a talk on JavaScript Widget development best practices tomorrow at jstanbul 2012. At the conference, I will have a 30-minute timeframe to express as much as I can with respect to external JavaScript widget development best practices. Since 30 minutes is not enough for this, my aim is …

Unless you have been living in a cave for the recent two years, you should known that node.js is a highly efficient platform built on Chrome’s JavaScript runtime for easily building fast, scalable network applications, by using an event-driven, non-blocking I/O model. node.js is lightweight and efficient; perfect for data-intensive …

In part 2 of the series, we organized the server-side of our vcard demo application. Today, we will be dealing with the client side: We will be progressively enhancing our initial application to get vcard data without refreshing the page; We will be strictly diving our application into four tiers; …

Overview In the former post of our series, we started to refactor a simple vcard application, which initially was a total mess. In the first part, we defined a skeleton folder structure for our application; and we laid out the foundations of the BPC architecture. Where; Behavior/business logic (B) would …

This page has been translated into Spanish language by Maria Ramos. »» Cómo Refactorizar un enredo en una Aplicación Web Organizada (Parte 1: la Arquitectura BPC). In the former post I said that we would be refactoring chaos into order. This article is the next in the series; and here …

Ever found yourself as the front-end coder of a fat-client project, where the project has the following characteristics: The project has been going on for over for serveral years, The JavaScript is spread all over the place (I mean “all” over the place; inline, inside php snippets, within templates… here, …

Functions are the building blocks of any JavaScript module. In this tutorial, we’ll have a glance on basic principles behind functional programming in JavaScript, along with some lesser known features of JavaScript functions. This is mainly a follow-up, and a more in-depth analysis, of a former JavaScript Function Kung-Fu post. …

Despite the fact that unit testing can add considerable value to the quality of your code, it can do more harm than good, on the long run, if you do not implement it correctly. It all depends on the quality of the tests you design. And it, in turn, depends …

In the former tutorial of this series, we created a sample mobile application that’ll run in an Android mobile device. All the HTML, CSS and JavaScript files, which the application was using, were stored in the /assets/www folder of our mobile project. You can click here, to get the source …