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Java Debugger – The Definitive List of Tools

Java debugging is a complex space. There are many types of debuggers, and numerous tools to choose from. In this page, we’ll cover the differences between 7 types of debuggers, and ...
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More Common Red Flags in Java Development

In the post Common Red Flags in Java Development I looked at some practices that are not necessarily wrong or incorrect in and of themselves, but can be indicative of potentially greater ...
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Hibernate Facts: Integration testing strategies

I like Integration Testing, it’s a good way to check what SQL queries Hibernate generates behind-scenes. But Integration Tests require a running database server, and this is the first ...
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JBoss Fuse 6.1 + HawtIO Part I

It’s Open Source! JBoss Fuse is an open-source ESB and is the evolution of Fuse ESB after the Red Hat acquisition of FuseSource. It’s open-source, Apache v2 Licensed, and fully ...
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Decoding Java.Lang.OutOfMemoryError: PermGen Space

One of the least understood areas by Java Developers is garbage collection. Java Developers feel JVM takes care of garbage collection and they need not worry about memory allocation, ...
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Wiring-in-the-Large: The Missing Technology for Java Cloud Applications

Have you ever wondered why dependency injection in most Java frameworks is only for local, in-process services as opposed to distributed services? I recently came across Paul Maritz’s ...
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Create a simpe RESTful service with vert.x 2.0, RxJava and mongoDB

A new article after an hiatus of almost half a year. In this article we’ll have quick look at how you can get started with vert.x and more interestingly how you can use RxJava ...
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Java.io in nutshell: 22 case studies

This post attempts to cover a comprehensive set of operations in java.io. Compared with other books and blogs related to this topic, my motivation is to show “how-to” through case ...
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Java WebSockets (JSR-356) on Jetty 9.1

Jetty 9.1 is finally released, bringing Java WebSockets (JSR-356) to non-EE environments. It’s awesome news and today’s post will be about using this great new API along ...
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(Part 1 of 3): Synopsis of articles & videos on Performance tuning, JVM, GC in Java, Mechanical Sympathy, et al

I have been contemplating for a number of months about reviewing a cache of articles and videos on topics like Performance tuning, JVM, GC in Java, Mechanical Sympathy, etc… ...
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