Caveats With MySQL Pagination

We’ve all done pagination – it’s sensible for both lists in the UI and for processing data in batches. “SELECT…

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Be Careful With Cache Managers

If you are using spring and JPA, it is very likely that you utilize ehcache (or another cache provider). And…

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What Is Challenging For Developers?

In a previous post of mine I asked the question: do programmers get bored? And yes, sometimes they do, especially…

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A Guide To Authenticating Users With Mozilla Persona

Having only twitter and facebook authentication so far, I decided to add Mozilla Persona to the list for my latest…

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Not All Optimization Is Premature

The other day the reddit community discarded my advice for switching from text-based to binary serialization formats. It was labeled…

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Don’t Use JSON And XML As Internal Transfer Formats http

You have a system that has multiple components and they have to communicate. They do that either via internal web…

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Tips for identifying and debugging problems

It seems that some/many developers haven’t developed (pun intended) a good set of techniques to identify and resolve problems. And…

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Checked and unchecked exceptions in Java

Java has two types of exceptions – checked and unchecked. In short – checked are meant for cases when the…

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Do Web 2.0 Companies Really Have The Best Technical Talent?

There are a lot of cool companies with products on the web that millions of people are using. I’ll wondered…

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