How Much Cohesion Is Enough?

Which one is better: books.del(42) or books.book(42).del()? I do both and I rarely can tell which one is better. The…

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Revolutionary Evolution

Here is the question I keep hearing almost every time I speak at a conference about object-oriented programming and my…

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SQL as a Service

I’ve been thinking about this since 2007, somewhere around the time S3 was launched by Amazon. I even tried to…

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Date/Time Printing Can Be Elegant Too

I owe my pretty high StackOverflow reputation to this question in particular, which I asked a few years ago: How…

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The Joy of Programming

Yesterday I was working with a slide deck for one of my future talks about Java and object-oriented programming and…

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TDD Misbeliefs

While I was working with a previous article about Test-Driven Development (TDD) I read many blog posts and a few…

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Trust Them to Get the Job Done, Not!

There are twelve principles in the Agile Manifesto. The fifth one says: “Build projects around motivated individuals. Give them the…

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Elegant READMEs

Some time ago I wrote a blog post An Open Code Base Is Not Yet an Open Source Project where…

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How to Use Nutch From Java, Not From the Command Line

Apache Nutch is an open source framework written in Java. Its purpose is to help us crawl a set of…

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