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On a quest for missing stacktraces

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One comment to our recent blog post brought back some memories about a specific experience. The type of experience I wish I had not experienced. Long time before we founded Plumbr I was debugging an application that gave me an exception every once in a blue moon. The level of detail was astounding:               ...

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Configuring Hadoop with Guava MapSplitters

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In this post we are going to provide a new twist on passing configuration parameters to a Hadoop Mapper via the Context object. Typically, we set configuration parameters as key/value pairs on the Context object when starting a map-reduce job. Then in the Mapper we use the key(s) to retrieve the value(s) to use for our configuration needs. The twist ...

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The Dark Side Of Software Development That No One Talks About

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Hey, you. Yeah, you.  Psst.  Come over here. I’m going to tell you something that you may not have heard before. Are you ready for it? Software developers are jerks. Don’t get me wrong, there are lots of great developers and nice people who are software developers, and there are lots of great supportive environments and thriving communities in software ...

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Still banging on about Quality

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The last couple of blog entires have been a public investigation – personal think – about software quality – see What is Software Quality? and Software quality? Thanks to all those who have provided feedback and comments, they’ve all contributed to my thought process. I think I am moving towards some kind of conclusion. I’ll write up that conclusion for ...

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Continuous Delivery Using Cloud Development Tools

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Cloud based online development tooling is continuing to improve, removing barriers to entry with regards to building software as part of a team. We can now get full development environments and most of our build, test, and deployment processes up and running in the cloud using various software as a service and infrastructure as a service offerings. These services are ...

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Gradle: do we need another build tool?

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In the early days of Java development, we either didn’t see much of a need for build tools, or used what we had from other environments. I can still remember building shell scripts and make files for developing Java. The make files were especially interesting, because this was a tool that just wasn’t designed with Java in mind. It was ...

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Software quality?

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Since publishing my stream of consciousness about software quality on Friday (What is a software quality?) I’ve continued to think about the subject. In part putting the thoughts down started to structure my own thinking, in part a few comments made on Twitter caused me to think more, and, simply having written something caused me to reflect. There are four ...

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Java Mission Control 5.2 is Finally Here! Welcome 7u40!

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It has been a while since we last heard of this fancy little thing called Mission Control. It came all the way from JRockit and was renamed to Java Mission Control. This is one of the parts which literally survived the convergence strategy between HotSpot and JRockit. With today’s Java SE 7 Update 40 you can actually use it again. ...

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Deploying Identity Server over a JDBC Based User Store

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With this post I am to demonstrate how to configure WSO2 Identity Server with a JDBC user store. For the demonstration I am using a MySQL user store, but same procedure applies to any other JDBC user store as well. My environment is, OS – Ubuntu 12.10 Java – 1.6 WSO2 IS 4.5.0 Setting up MySQL database User Store Configuration ...

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