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Investigating Memory Leaks Part 2 – Analysing the Problem

The first blog in this mini-series looked at creating a very leaky sample application, so that we can investigate techniques for solving heap based problems on server applications. ...
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Using Intel Performance Counters To Tune Garbage Collection

Introduction I have to admit that I was shocked. Indeed, quite shaken when I realised this advent calendar post would be about garbage collection. The topic of GC has raised such passion ...
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Run, JUnit! Run!!!

JUnit together with JavaScript and SVN are some of the technologies that programmers often start using without even reading a single blog post let alone a book.  Maybe this is ...
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Mastering Java Bytecode

Hey! Happy Advent :D I’m Simon Maple (@sjmaple), the Technical Evangelist for ZeroTurnaround. You know, the JRebel guys! We’ll as a result of writing a product like JRebel ...
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A conversational guide for JDK8’s lambdas – a glossary of terms

Last advent…I wrote a post related to the new treats that JDK8 has for us. Most probably the feature that I am the most excited about are the lambdas. I have to admit that in ...
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Java: Moving conditions into Message files

The Java classes ResourceBundle and MessageFormat provide a nice toolset for resolving localized messages inside Java applications. This post provides a small example on how you can ...
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We Are Failing to Even Have an Inclusive Discussion

The tech industry needs to be more inclusive of woman and people of color. It’s about having the largest pool to draw excellence from. Sadly, most of the discussion, even the ...
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Java Nested Transaction using ThreadLocal in POJO

Mostly nested transaction was implemented using EJB , now we try to implement the nested transaction on POJO. Here we have used the feature of ThreadLocal. Understanding Nested Transaction Transactions ...
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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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