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  • Virtual Roundtable: The Future of PaaS in Cloud Computing

    by Richard Seroter on  Feb 05, 2014

    There has been a raging debate about PaaS and whether it is still a valuable part of a cloud portfolio, so InfoQ reached out to four leaders in the cloud domain (cloud advocate Krish Subramanian, cloud developer Dan Turkenkopf, cloud executive JP Morgenthal, and cloud expert James Urquhart) for their opinions on the future of PaaS.

  • Building Applications With Hadoop

    by Roopesh Shenoy on  Jan 30, 2014

    When building applications using Hadoop, it is common to have input data from various sources coming in various formats. In his presentation, “New Tools for Building Applications on Apache Hadoop”, Eli Collins overviews how to build better products with Hadoop and various tools that can help, such as Apache Avro, Apache Crunch, Cloudera ML and the Cloudera Development Kit.

  • ActiveJPA – Active Record Pattern for JPA

    by Ganesh Subramanian on  Jan 22, 2014 7

    ActiveJPA is a Java implementation of Martin Fowler’s Active Record pattern that wraps around JPA and provides useful abstractions to simplify data access. With ActiveJPA, models themselves act as a DAO and interact with the database without requiring additional code for the DAL. In this article the primary committer discusses ActiveJPA and provides plenty of usage examples.

Non-functional Requirements in Architectural Decision Making

Posted by David Ameller, Claudia Ayala, Jordi Cabot, Xavier Franch on  Jan 17, 2014

In this article, authors present an empirical study about the software architecture practices for managing non-functional requirements and decision making in software development processes. 2

Author Q&A: Patterns of Information Management

Posted by Shane Hastie on  Jan 16, 2014

Mandy Chessell and Harald Smith have written a book titles Patterns of Information Management in which they present approaches to structuring and managing information assets based on their experiences

Minding the API Hierarchy of Needs with RAML and APIkit

Posted by Reza Shafii on  Jan 15, 2014

Reza Shafii explains how to satisfy two fundamental needs of API design and implementation, as defined by the API hierarchy of needs, with RAML, API Designer and APIkit.

Discover and Diagnose Java Concurrency Problems Using Contemplate's ThreadSafe

Posted by Robert Atkey on  Jan 14, 2014

Writing Java software that correctly makes use of concurrency requires careful thought. Static analysis tools can analyze source code or compiled bytecode to discover latent bugs hidden within code. 1

Preparing for Your First MongoDB Deployment: Backup and Security

Posted by Mat Keep on  Jan 05, 2014

This article we focuses on the database backup tools and security policies when deploying MongoDB NoSQL databases. Cloud backup with MongoDB Management Service (MMS) is covered. 1

Design Patterns: Magic or Myth?

Posted by David Budgen on  Jan 04, 2014

In this article, author discusses the effectiveness of using design patterns, based on surveys conducted to indicate which patterns were considered useful under what circumstances. 12

Pragmatic Techniques for Maintaining a Legacy Application

Posted by Ping Chen on  Jan 02, 2014

In this article Ping Chen shares her experiences on how to pragmatically maintain a large legacy application. 9

Building a Real-time, Personalized Recommendation System with Kiji

Posted by Jon Natkins on  Dec 26, 2013

Jon Natkins explains in this article how to create a personalized recommendation system fed with large amounts of real-time data using Kiji, which leverages HBase, Avro, Map-Reduce and Scalding.

Visualizing Java Garbage Collection

Posted by Ben Evans on  Dec 25, 2013

Garbage Collection takes minutes to learn and a lifetime to master. In this article Master trainer/consultant Ben Evans summarizes his recent InfoQ presentation "Visualizing Garbage Collection"

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