Category Archives: programming

using docker

Although docker does have quite a few command options a small subset is all you need for general usage.  The number of individual tasks you need is limited the following. download an image run the image remove the image build … Continue reading

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lightweight virtualization – docker

Virtual machines can allow you better utilize the resources or make it possible to run multiple incompatible versions of the same software or even different operating systems. Virtual machines sound like the perfect solution, instead of a server that runs … Continue reading

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coding like it is 1996

It is a sad fact but I don’t always get to pick the tools I use at work.  Just today I felt like my colleague and I woke up in 1996 – back when java 1.6 was released. The client … Continue reading

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windows batch processing

I really didn’t want to fool around with that little windows task that has been laying on my boss’s desk. It was planned that Robert would do it after the new year started but then he decided to quit. Now … Continue reading

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Maven simple example

Maven was briefly described in my previous post.  In this post I will do a few small examples for actually using Maven. One of the main things about Maven is the idea of the artifact.  The artifact is a file, which … Continue reading

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Maven the alternative build tool

Why maven Maven is a tool for building software. Doesn’t there already exist a number of tools for doing this exact task?  Two different tools that do this are the classic make utility or the much newer Apache Ant. The make utility … Continue reading

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command line fun – finding mistakes

I knew that I had mistyped but it was too late.  I tried to exit out of vi in a hurry and accidentally exited but saved the file under a new name.  This wouldn’t have been so bad if the … Continue reading

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command line fun – temporary data

Most of the scripts that I need to write don’t actually need to manipulate a lot of data.  It is usually enough to pipe that data through a command or two and use the result.  When this isn’t acceptable then … Continue reading

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virtualbox disk too small ?

The first few times I used VirtualBox it wasn’t clear why you would ever want to create a virtual disk that is dynamic.  I could only envision having three machines each with a disk that wasn’t fully expanded only to … Continue reading

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bash – More powerful than a speeding locomotive

(flashback) Our project was inching closer and closer to going live.  On the evening before the Easter break some clod started a massive report which tried to process all the data since the beginning of time. My colleague’s inefficient program gathered … Continue reading

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