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Mentorship in Software Craftsmanship

First, a little bit of background and metaphor In the medieval times, apprentices would work in workshops an would be mentored by senior craftsmen (journeymen) or by the master craftsman himself. The apprentice had the responsibility to learn, observing the master’s and everyone else’s work, questioning everything and practising as much as he could. This was different from the teacher/student ...

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Agile Lifecycles for Geographically Distributed Teams

I’ve been working with geographically distributed and dispersed teams for the past couple of years. Some of them on quite large programs, some of them reasonably small. What they all have in common is that they all want to transition to agile. Most of them start this way: someone takes a Scrum class, gets all excited. This is good. Then ...

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A Tale of Two Cultures: Hackers and Enterprise Developers

Today I found myself thinking again of what I see as two distinct cultures in the development world: Hackers and Enterprise Developers. This really isn’t any kind of a rant just an observation that I’ve been thinking over lately. Hackers are really bleeding edge. They have no problem using the commandline, using multiple languages, or contributing back to open source. ...

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Functional programming with Map and Fold in Java

In functional programming, Map and Fold are two extremely useful operators, and they belong to every functional language. If the Map and Fold operators are so powerful and essential, how do you explain that we can do our job using Java even though the Java programming language is lacking these two operators? The truth is that you already do Map ...

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That’s Not Agile!

If you work with a bunch of agile minded developer’s, you often hear the phrase “That’s not Agile!” It’s quite humorous to hear, because it comes up all the time. Recently I have been reading Andy Hunt’s books and I find them very insightful. The latest book I am reading is “Practices of An Agile Developer”, which he co-authored along ...

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Observations on Dev / Ops culture

I am and always will be a student of leadership & design. I like to see things work, but I like it more when things work a little better or a little different than I’ve seen them work in the past. More than anything I like change, which I think of as progress when the goal is learning and improvement. ...

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Adding Ehcache to Openxava application

Introduction This article shows how to quickly enable Ehcache on Openxava applications and thus improving performance. When viewing an entity and its graph, relationships are loaded. Adding a second-level cache fasten the retrieval of associated elements, since already loaded elements are retrieved from cache and not database. Eventually this page explains how minuteproject treats this aspect with keeping its promise: write ...

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A SMALL cross-section of BIG Data

Big data is a term applied to data sets whose size is beyond the ability of commonly used software tools to capture, manage, and process the data within a tolerable elapsed time. Big data sizes are a constantly moving target currently ranging from a few dozen terabytes to many petabytes of data in a single data set. IDC estimated the ...

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