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Use java.util.prefs.Preferences instead of java.util.Properties

A typical installer for an application needs to ask the user a couple of options and some of these are configuration questions e.g. the port on which the application should run, how ...
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GPGPU Java Programming

In one of our previous posts we discussed the General Processing on the Graphics Processing Unit (GPGPU) concepts and architecture. For C/C++ programmers this is all great but ...
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Java Micro-Benchmarking: How to write correct benchmarks

Several months ago, I wrote an article to compare the performances of short indexes for loops. I asked myself of the performances using shorts as loop indexes for loop with few iterations. In ...
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Scala Tutorial – Tuples, Lists, methods on Lists and Strings

Preface This is the second in a planned series of tutorials on programming in Scala for first-time programmers, with specific reference to my Fall 2011 course Introduction ...
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JBoss Modules Example – Modular Web Application

Recently I read Why there is no standard for developing real modular web applications? by Patroklos Papapetrou (also featured in Java Code Geeks). Inspired by this article I decided ...
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Scala Tutorial – Scala REPL, expressions, variables, basic types, simple functions, saving and running programs, comments

Preface The is the first of several Scala tutorials I’m creating for my Fall 2011 graduate Introduction to Computational Linguistics course at UT Austin, loosely based ...
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Best Of The Week – 2011 – W39

Hello guys, Time for the “Best Of The Week” links for the week that just passed. Here are some links that drew JavaCodeGeeks attention: * Big Iron Returns with BigMemory: ...
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Add APPLY to Your TSQL Tool Belt

Every once in a while I stumble across some SQL keyword that I didn’t really know about, but is extremely useful. The other day I came across APPLY, or rather CROSS APPLY. After reading ...
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Can we replace requirement specification with better understanding?

On larger projects, I’ve always ended up resorting to writing down a lot of detailed specifications, many of which are wrong, irrelevant or we might not be ready to answer them yet. On ...
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Logging exceptions root cause first

The 0.9.30 release of Logback logging library brings new awesome feature: logging stack traces starting from root (innermost) exception rather than from the outermost one. Of course ...
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