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Broadly speaking, there are two ways to handle errors as they pass from layer to layer in software: throwing exceptions and returning status codes. Almost ...Broadly speaking, there are two ways to handle errors as they pass from layer to layer in software: throwing exceptions and returning status codes. Almost everyone agrees that exceptions are the better way to do it, but some people still prefer status returns. This article shows why exceptions are better.

If you'd like to compare the files from two directories you may want to try xRecurseDiff that comes with a German translation now

This post summarizes the functionality of Lambda Probe: the ultimate tool for monitoring and management of Apache Tomcat instance in real time

I present a simple cache written in Java that can be used to store objects of any kind

Shows how to use AspectJ and annotations to implement a simple cache that speeds up your application

In this post I present a solution with dynamic proxy classes to cache methods so they will return faster in the future

This post shows how to setup your own security realm with Tomcat

Presents a test that compares the performance of Java and Groovy code in several use cases

This post shows my comparison of Google Guice, PicoContainer and Spring

Tests the performance of the Java Introspector class

This post is about AspectJ and why you might want to use it every day

Shows how to deploy and test your servlets with Jetty - everything inside a JUnit test

How to develop web services with Hessian and Burlap

This post shows how to add logging to your application with AspectJ

This post shows how to profile applications easily with AspectJ

Although I wouldn't recommend it this post shows you how to implement the Singleton-Pattern with AspectJ 5

Performance comparison between Java Introspector, Commons BeanUtils, Spring BeanUtils and Dozer

Shows how to suppress logging for Velocity altogether by implementing LogSystem or LogChute

Evaluates the fastest method to iterate over the characters in a string with Java

Henrik Kniberg InfoQ, (2007)

Wenpeng Xiao and Chang Yan Chi and Min Yang Int. Sym. Wikis, page177-183. ACM, (2007)