Totti's Blog

This is the first episode in the collection of Great Javascript articles by world’s top-notched Javascript gurus.
Our entry this week was written by Eric Miraglia originally posted on Y!UI Blog.

Global variables are evil. Within YUI, we use only two globals: YAHOO and YAHOO_config. Everthing in YUI makes use of members within the YAHOO object hierarchy or variables that are scoped to such a member. We advise that you exercise similar discipline in your own applications, too.

Douglas Crockford has been teaching a useful singleton pattern for achieving this discipline, and I thought his pattern might be of interest to those of you building on top of YUI. Douglas calls this the “module pattern.” Here’s how it works:
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Following another question on ExtJS forum, I’ve created a sample of how to use vType for ExtJS newbies.

Basically, in form submission you need to validate user input and / or prevent user from entering invalid keys. Pure Javascript implementation could be quite a headache to some folks. ExtJS now provides a regex-based validation class called, vType, which helps you to do both things mentioned above.

Demo: a simple Custom vType
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Today at work, I happened to write a function that removes white spaces from a string. After trying different ways using: loops, array indexer, or regex, I came up with the shortest way using regular expression to share with you:

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This blog entry was written following a question of an user in ExtJS forum: How to drag n’ drop a button on a panel ?

ExtJs people tend to just focus on the grid-to-grid, grid-to-listview.. sort of drag and drop, and forgot to include in their documentation a typical example of ‘drag and drop’ of a simple element like a button on a panel. Below is my implementation:

ExtJS: 3.x

Demo: Drag and Drop a button

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Hi guys,

I’m Anh Nguyen (Totti), a student participant in GSoC 2009 under Joomla category, and my project is Joomla Magento Integration, J!Mint.

This project is FREE and licensed under GNU GPL 2.0.

The main features are :
1. User Synchronization
2. User Management
3. SSO
4. Backend Integration : allows you to control Magento backend inside Joomla.
5. Frontend Integration:  allows you to bring any Magento block of content and place it inside Joomla frontend. This makes it pretty easy to make your two sites look exact the same as each other.

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I used to have a personal website developed in Flash here as I played around with Flash/ActionScript, but it’s quite outdated since 2007. Just realized It’s time to start blogging about Javascript, and web frontend stuff to hear and share with people around. So here comes my blog