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Six Java features to stay away from

I have spent countless hours troubleshooting different applications. Via the experience I can draw a conclusion about several Java SE features/APIs which most of the developers should ...
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Java Reflection Tutorial

In this tutorial, I mainly write some examples to introduce what Java reflection can do. Hopefully, it can give you an overview of this concept. Please leave your comment for suggestions. What ...
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Simplicity vs. Robustness – Demonstrated On Lock File Handling

Today we will discuss a conflict between the design values of keeping things simple, stupid (KISS) and robustness, between underdesign and overdesign. We were writing a batch Java application ...
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What’s new in Java 8 (Part II – What might come)

Disclaimer: I do not work for Oracle or represent Oracle in any way. This list of features is not official. This is just part of my research as an “outsider”. This is part II of ...
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Top 10 Questions of Java Strings

The following are top 10 frequently asked questions about Java Strings. 1. How to compare strings? Use “==” or use equals()? In brief, “==” tests if references are equal and ...
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Scalable Counters For Multi Core

Counters are required everywhere , for e.g. to find key KPI of application, load on application, total number of request served, some KPI for finding throughput of application & ...
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Better JUnit-based Unit Tests with NetBeans 7.4 beta Hints

In my last post, I wrote about hints provided in NetBeans 7.4 beta that improve a developer’s ability to avoid nasty runtime issues with Java exception handling. In this post, ...
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On a quest for missing stacktraces

One comment to our recent blog post brought back some memories about a specific experience. The type of experience I wish I had not experienced. Long time before we founded Plumbr I ...
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Java Mission Control 5.2 is Finally Here! Welcome 7u40!

It has been a while since we last heard of this fancy little thing called Mission Control. It came all the way from JRockit and was renamed to Java Mission Control. This is one of the ...
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Dealing With Slow Resource Leaks

Finding resource leaks using Java-monitor Finding slow resource leaks is key to keeping your application servers up and running for very long times. Here I explain how I use Java-monitor ...
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