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Core Java
JAR Hell
What is JAR hell? (Or is it classpath hell? Or dependency hell?) And which aspects are still relevant when considering…
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Software Development
Debugging tip: How to simulate a slow hardisk
As a Software Engineer there are times when you’d like to have a slower system. It doesn’t happen really often…
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Enterprise Java
CDI interceptor of HTTP Request and Header params – simple example
While developing and evolving a REST API, using Java EE , there are some cases where you would like to…
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Core Java
Vertical and Horizontal Decorating
A decorator pattern is one of the best ways to add features to an object without changing its interface. I…
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Clojure
Clojure web development – state of the art – part 2
This is part 2 of my “Clojure web development” series. You can discuss first part on this reddit thread. After…
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Software Development
Letting Go Of Technical Debt
The term “technical debt” was first introduced by Ward Cunningham as a metaphor. It was in the early 90s, when…
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Enterprise Java
Better Performing Non-Logging Logger Calls in Log4j2
Using logging guards is a common practice when using Log4j 1.x and wanting to avoid the additional performance impact that…
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Enterprise Java
Automated Software Testing of Fusion Middleware applications with FlexDeploy
Automated software testing is one of the mandatory activities that any software organization should perform in order to be able…
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DevOps
Monitoring with Bosun
Bosun is a monitoring and alerting system developed by the good folks at Stack Exchange, then open sourced for the…
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