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Java 8 Friday Goodies: SQL ResultSet Streams

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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 a couple of times about some nice Java 8 goodies, and now we feel it’s time to start a new blog series, the… Java 8 Friday Every Friday, ...

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Securing your AWS Infrastructure with IAM

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When developing a new product and finding that product market fit every team needs to move fast. Especially startups, as the whole future of the company is dependent on quickly finding the people who pay for your product. Amazon Web Services has been an incredible tool for startups and other teams to build their application and infrastructure quickly. These teams ...

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Creating a simple JAX-RS MessageBodyWriter

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JAX-RS is really cool and with the help of JAXB a lot of response data types can be converted for you simply by adding annotating the data objects with JAXB annotations.  I am fairly new at JAXB but some simple cut/paste of annotations will take you a long way. There maybe some types of data that you can’t or won’t ...

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The Test Waste Ratio

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Remember the days when bugs were just part of life? I mean a big part. If you recall those dark ages, we’ve spent most of our time fixing bugs and introducing others. In our spare time, we got to work on new stuff. Today is different, there are a lot less bugs. So we get to work more on the ...

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A Template for Formulating Great Sprint Goals

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Summary Working with sprint goals is a powerful practice. But many product owners and teams don’t leverage sprint goals or don’t apply them correctly: Sprint goals often state the stories to be implemented rather than the reason for undertaking the iteration. That’s rather unfortunate: Effective sprint goals serve to test ideas, to deliver features, and to foster teamwork. This post ...

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Are comments always wrong?

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A colleague asked me recently: Why aren’t developers writing comments any more? He’d been looking through some code his team had written, and couldn’t understand it – he was looking for comments to make sense of the mess, but there were none. Before he challenged the team, he asked my opinion: should developers be writing comments? Excessive Comments When I ...

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Choosing a leader like an agilist

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The leader as a captain I recently read Petri Kainulainen’s article on sharing leadership among team members and I am on the same wavelength in this regard, since the Agile methods emphasizes the importance of “motivated individuals, who should be trusted”. While a team leader could be regarded as a reminiscence of the old rigid organization structures, I still see ...

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Clean SWT Listener Notifcations with SWTEventHelper

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Writing tests for SWT based UIs often requires to notify widget listeners programmatically. Unfortunately the code to create, initialize and finally to trigger the event is a bit verbose and distracts from the actual purpose of the test. After writing similar initialization routines a couple of times I came up with a little utility class that avoid these redundancies and ...

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Java 8 : What do developers think?

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Since Java 8 releasement countdown is starting, Java developers seem certainly ready to get involved. According to a survey in Typesafe, 65% of developers who participated answered that they will be migrating to Java 8 in a 24 months plan, and from them 30% will try to migrate over the next 6 months. 73% of developers who participated are currently ...

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