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Java 8 Friday Goodies: Lambdas and SQL

At Data Geekery, we love Java. And as we’re really into jOOQ’s fluent API and query DSL, we’re absolutely thrilled about what Java 8 will bring to our ecosystem. We have blogged ...
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Cost of Delay Due to Multitasking, Part 2

In Cost of Delay: Not Shipping on Time, Part 1, I introduced you to the notion of cost of delay. I said you could reduce the cost of delay by managing your projects: have shorter projects, ...
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My advice to (junior) developers about their career

The last couple of months I have met several young developers that either looking for the first job or are still trying to get their bachelor degree. Many of them asked me to give them ...
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Grails Goodness: Customize Root Element Name Collections for XML Marshalling

When we convert a List or Set to XML using the Grails XML marshalling support the name of the root element is either <list> or <set>. We can change this name by extending ...
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Don’t Make Me Read Your Resume (How to Apply to Jobs)

I will read your résumé unless it’s 10 pages, but (just as you didn’t want to write your résumé) I really don’t want to read your résumé. To put it another way, I don’t ...
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Spring JMS: Processing messages within transactions

1.Introduction This post will show you how an error in the execution of the consumer during the asynchronous reception of messages with JMS, can lead to the loss of messages. I then ...
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You’re Very Likely to Have Gotten SQL Date Time Arithmetic Wrong!

You’re very likely to have gotten SQL date time arithmetic wrong. And why is that? Google it! You’ll quickly find blog posts like these:Date / Time Arithmetic with Oracle 9 / ...
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Java 8 Type Annotations

Lambda expressions are by far the most discussed and promoted feature of Java 8. While I agree that Lambdas are a large improvement I think that some other Java 8 feature go a bit short ...
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Transparent PATCH support in JAX-RS 2.0

The PATCH method is one the the less well loved HTTP methods simple because until recently there really wasn’t a standard PATCH format. This has been standardized for JSON for ...
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The best code coverage for Scala

The best code coverage metric for Scala is statement coverage. Simple as that. It suits the typical programming style in Scala best. Scala is a chameleon and it can look like anything ...
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