7 Tips for Successful Code Generation in Java

By way of introduction, I’ve been a bit quiet recently and part of the reason for that is that I’ve been busy…

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Let’s pause for a Microsecond

A lot of benchmarks in low latency Java applications involve having to measure a system under a certain load. This…

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Dynamic Java Code Injection

In this post we’re going to look at how to dynamically load Java code into a running jvm. The code…

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Java to LDAP Tutorial (Including How to Install an LDAP Server / Client)

This tutorial will show you how to write Java code to interact with a LDAP. But before we can do…

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An Unexpected Allocation – JIT Compilation Jitter

Whilst working on ByteWatcher (see my last post) I came across something rather strange. This is the actual code snippet…

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A Case Study in Analysing Latency: Lock vs Synchronized

In particular in this post we will discuss: Garbage created by java.concurrent.Lock Comparing Lock to synchronized How to measure latency programatically…

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The difference between Efficiency and Performance – It’s not all about the Big O

As a software developer you should understand how to make the best use of your hardware in order to give…

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Measuring Allocations Programmatically

I picked up this tip from the The Java Specialists’ Newsletter written by Heinz Kabutz.  (For all Java developers wanting to…

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The Effect of Co-ordinated Omission – Measure loopback latency using a simple NIO client/server

In this post I demonstrate a number of ideas and techniques:  How to write a simple non-blocking NIO client/server The…

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