Java
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A Simple Plugin System for Web Applications
We need to make multiple web-based projects with a lot of shared functionality. For that, some sort of a plugin…
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Observer Design Pattern in Java – Example Tutorial
Observer pattern is one of the behavioral design pattern. Observer design pattern is useful when you are interested in the…
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Custom Deserializer in Jackson and validation
tl;dr: it is important to add input validation to custom json deserializers in Jackson. In RHQ we make use of…
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Servlet 3.0 Overview
Servlet 3.0 – has a bunch of ground breaking features that will ultimately change how developers will code and write…
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Transactional caching for Camel with Infinispan
Some time ago I created a Redis connector for Camel. Redis is awesome key-value store (and a lot more) but…
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Iterator Design Pattern in Java – Example Tutorial
Iterator pattern in one of the behavioral pattern and it’s used to provide a standard way to traverse through a…
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Broken Glass : Diagnosing Production Cassandra Issues
I just past my second year anniversary at Health Market Science (HMS), and we’ve been working with Cassandra for almost…
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Java Exception Handling Tutorial with Examples and Best Practices
Exception is an error event that can happen during the execution of a program and disrupts its normal flow. Java…
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Java Generics Tutorial – Example Class, Interface, Methods, Wildcards and much more
Generics is one of the core feature of Java programming and it was introduced in Java 5. If you have…
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