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Enterprise Java
A beginner’s guide to transaction isolation levels in enterprise Java
Introduction A relational database strong consistency model is based on ACID transaction properties. In this post we are going to…
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Core Java
Asynchronous timeouts with CompletableFuture
One day I was rewriting poorly implemented multi-threaded code that was blocking at some point on Future.get(): …
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Enterprise Java
My Wiki: Remote JMX access to WildFly (or JBoss AS7) using JConsole
One of the goals of JBoss AS7 was to make it much more secure by default, when compared to previous…
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Android Core
Parse.com anonymous and registered users (Android)
Introduction When writing a mobile application you mostly always need a way to store the information outside of the application…
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Enterprise Java
Spring retry – ways to integrate with your project
If you have a need to implement robust retry logic in your code, a proven way would be to use…
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Software Development
Adding OpenSSL User-Defined Types to PostgreSQL
PostgreSQL supports user-defined types (UDT). These types can be used to provide type-safety on user-defined functions when we would otherwise…
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Software Development
R: Featuring engineering for a linear model
I previously wrote about a linear model I created to predict how many people would RSVP ‘yes’ to a meetup…
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DevOps
WildFly/JavaEE7 and MySQL linked on two Docker containers (Tech Tip #65)
Tech Tip #61 showed how to run Java EE 7 hands-on lab on WildFly Docker container. A couple of assumptions were made…
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Software Development
R: Vectorising all the things
After my last post about finding the distance a date/time is from the weekend Hadley Wickham suggested I could improve…
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