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IBM developerWorks : Java technology : Technical library
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The latest content from IBM developerWorks
Updated: 4 hours 13 min ago

Use Maven with the Bluemix DevOps Services delivery pipeline

Wed, 05/20/2015 - 05:00
Learn how to integrate existing Apache Maven projects into the delivery pipeline in Bluemix DevOps Services and how to set up Maven projects to make them available as Bluemix DevOps Services projects.
Categories: Java

Build a sentiment analysis app in the cloud

Mon, 05/18/2015 - 05:00
Build a Node.js application to analyze public reaction to any given topic on Twitter. This article includes a demo, sample code, and full instructions for creating a basic PaaS app, then adding sentiment analysis to it and connecting it to Twitter. The app you build will use popular Node.js modules. You can reuse it anytime you need a quick mobile app to analyze and monitor large volumes of data over time.
Categories: Java

Build a data mining app using Java, Weka, and the dashDB service

Fri, 05/08/2015 - 05:00
The dashDB (formerly known as Analytics Warehouse and BLU Acceleration) service provides data warehousing and analytics as a service on IBM Bluemix. Developers can develop and deploy a heavy-duty analytic application using blazing-fast IBM BLU database technology offered in the cloud. Learn how to develop a data mining application using the Weka statistical analysis tool and leveraging the IBM BLU columnar database.
Categories: Java

JVM concurrency: Acting asynchronously with Akka

Wed, 04/08/2015 - 05:00
The actor model, a long-established approach to concurrent programming, gives you an easy way to build applications for high concurrency and scalability. Learn about the actor model and start working in Scala or Java with the Akka implementation of the model.
Categories: Java

Use a Liberty JAAS login module for Bluemix single sign-on

Tue, 03/24/2015 - 05:00
This tutorial provides a technique for Liberty-aware authentication with the Bluemix SSO service. Create a sample app that uses the Bluemix SSO service for user login; the Liberty server creates all necessary objects (Subject, Principal, Session) upon successful authentication. A Liberty app can obtain Bluemix SSO capabilities using JAAS authentication with the SSO service so that your authentication mechanism is abstracted from application code.
Categories: Java