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.
MQTT is making the Internet of Things an interoperable and flexible world where the smallest devices can talk to the largest of servers. Obtaining valuable information from anything from a single temperature sensor to an industrial machine can be handled over an MQTT-based platform. What is MQTT and where do we find the libraries to talk with it? This article presents the Eclipse Paho project.
Murach Publishing continues to provide quality content for programmers by updating their titles regularly. Murach Android Programming by Joel Murach attempts to provide a comprehensive coverage of Android with plenty of screenshots and source codes to help developers to code in real world situations.
The Android Developer’s Cookbook is a solid reference book for mobile app developers that can serve as an authoritative guide for sound programming practices. A nice addition to a dev's book shelf. 1
As Hadoop becomes more popular a platform for data processing, there are more concerns about its security concerns and the insider threats of malicious users in a Hadoop cluster. 1
Regular InfoQ Java contributor Dr. Alex Blewitt recently published “Eclipse 4 Plug-in Development by Example” via PACKT publishing
David Josephsen recently published this book which contains best practices, lessons in operational theory focused on the usage of Nagios, and practical guidance for implementing Nagios. 2
Dan Bode, Puppet Labs, and Floyd Strimling, Zenoss, provide advice for those interested in starting an open source cloud project built on top of OpenStack or CloudStack platform.
Creating models in a form or another is very common, their combination with the code has been challenging. The article describes proven practices for working with both models and code. 3
Joachim walks you step by step through using open source tools like JMap, VisualVM, BTrace, and EurekaJ to effectively diagnose performance and memory problems in your Java apps. 12
In this IEEE article, author Dirk Riehle discusses how commercial software firms can control or steer open source projects to meet their business needs.
InfoQ spoke to Scott Hunter, Principal Program Manager Lead on the ASP.NET team about increasing adoption of Open Source in ASP.NET