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Software Development
Have You Ever Wondered About the Difference Between NOT NULL and DEFAULT?
When writing DDL in SQL, you can specify a couple of constraints on columns, like NOT NULL or DEFAULT constraints.…
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Software Development
Guess, don’t measure
I have lost count in how many occasions I have recommended to start all performance tuning activities by setting goals…
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Software Development
Development Horror Story – Mail Bomb
Based on my session idea at JavaOne about things that went terrible wrong in our development careers, I thought about…
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Android Games
CallSerially The EDT & InvokeAndBlock (Part 2)
The last time we talked about the EDT we covered some of the basic ideas, such as call serially etc.…
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Core Java
Use reactive streams API to combine akka-streams with rxJava
Just a quick article this time, since I’m still experimenting with this stuff. There is a lot of talk around…
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Enterprise Java
Spring boot war packaging
Spring boot recommends creating an executable jar with an embedded container (tomcat or jetty) during build time and using this…
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Enterprise Java
EasyCriteria has evolved to uaiCriteria. New name and more features
Hello, how are you? I am very happy to announce the release of the uaiCriteria, the EasyCriteria evolution. Was it…
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Enterprise Java
How to build and clear a reference data cache with singleton EJBs, Ehcache and MBeans
In this post I will present how to build a simple reference data cache in Java EE, using singleton EJBs…
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Software Development
Slides from Nuts and Bolts of WebSocket at #Devoxx 2014
Peter Moskovits from Kaazing (@peterm_kaazing) and I gave a university talk at Devoxx 2014 on Nuts and Bolts of WebSocket.…
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