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Is Your Java Application Hostile to JIT Compilation?

One of the most important parts of the JVM is the Just-In-Time (JIT) compiler. However, many applications are not written to take full advantage of the high-performance capabilities of the JIT. In this article we investigate some simple tricks to identify issues that may be making your application unfriendly to JIT.

Ben Evans
on Nov 21, 2014
Interview with Alex Holmes, author of “Hadoop in Practice. Second Edition”

The new “Hadoop in Practice. Second Edition” book by Alex Holmes provides a deep insight into Hadoop ecosystem covering a wide spectrum of topics such as data organization, layouts and serialization, data processing, including MapReduce and big data patterns, special structures along with their usage to simplify big data processing, and SQL on Hadoop data.

Boris Lublinsky
on Nov 20, 2014
The Resurrection of Product Risk Analysis

Product risk analysis (PRA) is not only useful in testing but is also applicable during the various phases of sequential or agile system development. This article introduces a different application of PRA that elevates it from project level to domain level. It shows how you can go from risk and requirement-based testing to risk and requirement-based development.

Chris Schotanus
on Nov 19, 2014
A Business Perspective on APIs

This article, the first of a new series, examines APIs from a business perspective, whether or not they are open and overtly monetized. It covers the importance of tying your APIs back to your business value, looks at the type of data that should be used, and studies the success stories of Amazon and Twilio.

Matt McLarty
on Nov 18, 2014
Article Series: Web APIs: From Start to Finish

This series takes the reader on a journey from determining the business case for APIs to a design methodology, meeting implementation challenges, and taking the long view on maintaining public APIs on the Web over time. Along the way there are interviews with influential individuals and even a suggested reading list on APIs and related topics.

Mike Amundsen
on Nov 18, 2014
Q&A with Gojko Adzic on Fifty Quick Ideas to Improve Your User Stories

The book fifty quick ideas to improve your user stories aims to help people to write better user stories, supporting teams in iteratively delivering products that satisfy the needs of their customers. InfoQ interviewed Gojko Adzic about the format of his new book, when and when not to use user stories, the ideas that the book provides, organizing product backlogs and prioritizing user stories.

Ben Linders
on Nov 15, 2014
Git and GitHub LiveLesson Review and Q&A with the Author

Git and GitHub LiveLessons, published by Addison-Wesley Professional, is a video course based on a live workshop given by Peter Bell. No previous experience with Git or other source code management tools is assumed. Here, we present the course content and finally ask a few questions to the course's author.

Sergio De Simone
on Nov 14, 2014
Matt Schumpert on Datameer Smart Execution

Datameer, a big data analytics application for Hadoop, introduced Datameer 5.0 with Smart Execution to dynamically select the optimal compute framework at each step in the big data analytics process. InfoQ spoke with Matt Schumpert from Datameer team about the new product and how it works to help with big data analytics needs.

Srini Penchikala
on Nov 13, 2014
Introducing Essence#: A Smalltalk-based Language for .NET

There are two basic schools of thought when it comes to Object Oriented Programming: the method based Simula and the message based Smalltalk. The Simula school is well represented in .NET by C# and VB. With Alan Lovejoy’s Essence#, we can see what a Smalltalk inspired language would look like on the CLR.

Jonathan Allen
on Nov 12, 2014
GS Collections by Example – Part 2

Donald Raab, creator of GS Collections, open sourced by Goldman Sachs in 2012, continues to explore more examples from that powerful framework

Donald Raab
on Nov 10, 2014
Testing the Internet of Things: The Human Experience

Mobile and embedded devices, more than any other technology, are an integral part of our lives and have the potential to become a part of us. This article discusses what “human experience” testing is and is not, and uses concepts from human computer interaction design theory to establish a framework for developing “human experience” test scenarios.

Gerie Owen
on Nov 09, 2014
Java 8 for Financial Services

Java 8 lambdas and the new Streams API simplify common idiomatic constructs. In this article we investigate some common use cases in financial services and how they are easily solved with lambdas and Java 8's new Stream API.

John T Davies
on Nov 06, 2014

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