Entries from July 2009

How to think about OO

July 31st, 2009 · 45 Comments

Everyone seems  to think that they are writing OO after all they are using OO languages such as Java, Python or Ruby. But if you exam the code it is often procedural in nature. Static Methods Static methods are procedural in nature and they have no place in OO world. I can already hear the [...]

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Software Testing Categorization

July 14th, 2009 · 14 Comments

You hear people talking about small/medium/large/unit/integration/functional/scenario tests but do most of us really know what is meant by that? Here is how I think about tests. Unit/Small Lets start with unit test. The best definition I can find is that it is a test which runs super-fast (under 1 ms) and when it fails you [...]

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Computer Engineer vs. Computer Scientist

July 11th, 2009 · 39 Comments

Which one are you? I am an engineer. But maybe we should first define the differences between the two. Engineer cares about how the system is put together whereas CS cares about how it works. Do you care about the technology or the algorithm? The Interview Since I am on engineer, these are the kind [...]

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Why are we embarrassed to admit that we don’t know how to write tests?

July 7th, 2009 · 17 Comments

Take your average developer and ask “do you know language/technology X?” None of us will feel any shame in admitting that we do not know X. After all there are so many languages, frameworks and technologies, how could you know them all? But what if X is writing testable code? Somehow we have trouble answering [...]

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