Posts Tagged: object oriented

Nicer implementations using Java streams

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I am not entirely sold on the performance of the Java streams but I will accept they are getting much better compared to the first cut, we now have parallel streams and all sorts, and also it provides a (nicer) functional approach to coding. I’m not going to go into the whole dispute of whether […]

Of Validating Inputs in Java and Designing for Extension

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I read recently an article on DZone titled “Defensive Programming: Why You Shouldn’t Check Input Parameters for Validity” (by the way, you can find the article here: https://dzone.com/articles/defensive-programming-via-validating-decorators) and it made me think — and write this post 🙂 For those of you who don’t have the patience to read the full article, the author […]

Do We Still Need the Singleton Pattern?

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If you have been working in software engineering for a while chances are you have often come across (even if you didn’t know it!) design patterns. If you haven’t, as I said, chances are you just don’t realise you have used them — so I strongly suggest the “Gang of Four” book as a starting […]

What Most Schools Don’t Teach…

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If you work in IT, you have probably by now have seen the famous video on YouTube labelled “What most schools don’t teach” — where Mark Zuckerberg, Bill Gates and a few other prominent figures are talking about how easy it is to program, and how only 10% of the USA schools teach programming. It […]