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Core Java
Java 8 parameter name at runtime
Java 8 will be introducing an easier way to discover the parameter names of methods and constructors. Prior to Java…
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Scala
Playing with futures
During job interviews we often give Scala developers a simple design task: to model a binary tree. The simplest but…
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Software Development
MongoDB “Lightning Fast Aggregation” Challenged with Oracle
What does “Scale” even mean in the context of databases? When talking about scaling, people have jumped to the vendor-induced…
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Enterprise Java
Project Student: Webservice Client with Jersey
This is part of Project Student. Other posts are Webservice Client with Jersey, Business Layer and Persistence with Spring Data.…
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Agile
Give Credit Generously
I had a boss who was great at saying, “Terri did this. Jen did that. JR did this other thing.”…
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Software Development
Performance tuning – measure don’t guess
In my performance tuning career I have given the advice to measure and not guess more often than I can…
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Core Java
The infamous sun.misc.Unsafe explained
The biggest competitor to the Java virtual machine might be Microsoft’s CLR that hosts languages such as C#. The CLR…
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Software Development
MongoDB Facts: Lightning speed aggregation
In my previous post, I demonstrated how fast you can insert 50 millions time-event entries with MongoDB. This time we…
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Software Development
Counting Distinct Records in SQL
The SQL language and its depths… Some of you readers might be aware of MySQL’s capability of counting distinct records…
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