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Adding CAPTCHA to your GWT application

What is CAPTCHA? In a world full of malicious bots, what can you do to protect your precious web application? One of the basic things that you really should do is add CAPTCHA capabilities to it. If you are not familiar with the (rather bizarre sounding) term, CAPTCHA is a simplistic way to ensure that a user is actually a ...

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Spring 3 HornetQ 2.1 Integration Tutorial

Utilize the new ultra high performance messaging system from JBoss through Spring framework. HornetQ is an open source project to build a multi-protocol, embeddable, very high performance, clustered, asynchronous messaging system. It is written in Java and runs on any platform with a Java 5 or later runtime. HornetQ class-beating high performance journal provides persistent messaging performance at rates normally ...

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Install Android OS on your PC with VirtualBox

Google’s Android is an operating system and software stack for mobile devices. Under the hood, it uses a customized version of the Linux kernel. Android is currently the fastest growing mobile operating system and is generating quite the buzz. If you are curious about it, you can give it a try without having to buy an Android smartphone. Let me ...

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GWT Spring and Hibernate enter the world of Data Grids

Maximize Hibernate performance with the power of Infinispan Data Grid. A GWT, Spring, JPA, Hibernate, Infinispan integration tutorial. In this tutorial we are going to discuss about how you can use Infinispan as a Hibernate second level cache provider. Infinispan is the successor of JBoss cache and the company’s flagship towards the open source data grids domain. To make things ...

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Getting Started with SmartGWT for awesome GWT interfaces

Introduction to SmartGWT I recently started working with SmartGWT, a framework based on GWT that provides a comprehensive widget library for your application UI as well as assistance for server-side for data management. You can take look at its pretty functionality at the SmartGWT showcase. I have prepared a short “getting started” guide on how to integrate the library with ...

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GWT 2 Spring 3 JPA 2 Hibernate 3.5 Tutorial

This step by step guide will present how to develop a simple web application using Google’s Web Toolkit (GWT) for the rich client and Spring as the back – end, server side framework. The sample web application will provide functionality to make CRUD (Create Retrieve Update Delete) operations to a database. For the data access layer we will use JPA ...

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“Did you mean” feature with Apache Lucene Spell-Checker

Google’s “Did you mean” feature After making an introduction to Lucene in a previous post, now it is time to take it up a notch and create a more sophisticated application. You are most surely familiar with Google’s “Did you mean” feature (other search engines support this too). Here is an example of that: Lucene SpellChecker Subproject This feature can ...

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RTMP To RTSP re-stream using wowza and xuggler

Note: This is part of our “Xuggler Development Tutorials” series. Hello to everyone! For the last three months we have been working on a teleconference project. We decided that a web based application, using technologies like Flex would be the best approach for such a demanding project. As the complexity of the software and the demands of telecommunication providers increased, ...

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Hello Everyone

Hi , this is my first post in the blog and i am really excited about this. My name is Pat and currently i am working with Rich Internet Applications. Together we will deal with problems that we face during our daily jobs. Hope you’ll find interesting all the posts in the blog. Best regards ./pat

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