Monday, February 24, 2014

Dashboard - Gadget communication using pub/sub within WSO2 UES

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What is pub/sub? This is a messaging pattern where message senders named publishers and consumers named subscribers. In this architecture ...
Monday, February 17, 2014

Simple web-app with SSO capability which showcase CarbonContext usage

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I'm going to use WSO2 Application Server 5.2.1[1] and WSO2 Identity Server 4.5.0[2] to deploy simple web-app with SSO capability to show...
Tuesday, February 11, 2014

Creating RabbitMQ Proxy Service in WSO2 ESB with different exchange types

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You can follow documentation for RabbitMQ AMQP Transport here[1] if you wish to use exchange type as direct.According to the following impl...

RabbitMQ Management and Configuration

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While creating a RabbitMQ proxy service with WSO2 ESB, I googled a bit about management aspects of RabbitMQ and complied this post as a fut...
Thursday, January 30, 2014

Use cqlsh terminal to browse cassandra | WSO2 ES 1.0.0

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We have used WSO2-BAM’s event stream architecture to store data on Cassandra for social aspects of the WSO2 Enterprise Store. I have to do...
Friday, January 17, 2014

PostgreSQL- Basics

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I'm compiling this post to create a reference which any postgreSQL-newbie (like myself) can use to get the basic things right ! You...

Install PostgreSQL 8.X on Ubuntu 12.10

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If you try to install PostgreSQL on ubuntu using apt-get install postgresql command it will automatically fetch and setup PostgreSQL 9.X. ...