Features wanted! To make Flex datagrid completed, I would like to have the following featues. AutoCompleted Search – Locate the data I want quickly if there are too many rows in my grid. Internationalization – Handle currency, number and date format. Data Export – Output the data in csv format, so users can import to [...]

Magic behind the scene I always wonder how my Flex application displayed on the Flash Player in browser. Why decompile Flex SWF will give me 2 frames movie? What is SystemManager and how can I get a handle of it? Many of these kind of questions are at the lower level. The level that makes [...]

Purpose of Load and Stress testing The key goals of load testing are: Find out whether your website can support the expected # of concurrent users. At what load does the app break? To do that, you normally follow these steps: Identifying the primary user path Identifying the expected # of concurrent users. (Both now [...]

Push data to client Traditional web application is based on request and response model that information is delivered as a single payload and then immediately close the connection to the client. To keep the client in sync, we normally pull the server periodically. This approach may generate unacceptable load to the server. To solve this [...]

Recently, I want to extend the LineChart in Flex. I want to have line chart with event annotated like Google Finance.   First of all, I googled the Net to see whether anyone had already done it. It was even better if I could find any open source project related to this. Below are the [...]

Introduction This article is written on top of the great work that Sébastien Arbogast has done. He has written 3 articles that showed you how to wire up Flex, BlazeDS, Spring, Hibernate and MySQL with Maven as build process. I have included his articles below as your reference. The Flex, Spring, and BlazeDS full stack – [...]

Introduction of Salesforce My company uses Salesforce as its online CRM solution. And I happen to be in charge of this team. So, I get a chance to mess around with it. The more I look into it, the more I like the idea and infrastructure behind it. I am not going to dig deep [...]

Power of BlazeDS Recently, I found out that Adobe has released BlazeDS (subset of LiveCycleDS) that has 4 main advantages: AS3 to Java object communication (no XML passes back and forth is needed!) Boost up performance b/c AMF is a binary protocol Built-in proxy support that gets around the cross domain security issue from Flex [...]

Get started Follow the steps below to get your first Flex salesforce app up in Salesforce. Register a developer edition account from Salesforce. Note: Dev account never expires but the account does come with a few limitations. You can only have two users, one an admin account so that you can build and install applications [...]

Here is the list of reasons why I chose Flex for the RIA development. Write Once Deploy Everywhere – Flex generates SWF that runs on top of Flash Player VM and behaves consistently across different browsers, even mobile phones later. With this, all the browser compatibility issues are basically offloaded by Adobe. Solid programming model [...]