February 2012 – assumption of advancement

Are stale data evil?

27. Feb 2012 Patrick Comments 1 comment

When you’re a software engineer who produces software for enterprises like banks or assurances, then it is normal you have huge databases (several gigabytes). Such systems have an operative application where users do the daily business of the company and there are more informative parts (or strategic parts) of the systems which the management uses. At a first glance, there isn’t a problem with those two views, but as you probably know, those companies have for the second part for…

Anti-Pattern ‘Validation by Execute ‘n’ Rollback’

21. Feb 2012 Patrick Comments 1 comment

Recently in some reviews I saw an anti-pattern. First you have to know, in the code, there was a validation of the data before it was stored in the database. So far so good. But when I looked at the validation code, I saw the following: public void Validate() { DoProcess(true); } And the persist logic (with some business logic) looked like this: public void Process() { DoProcess(false); } So, I asked myself, what the Boolean means. Well, here is…

Who should make decisions about technologies?

13. Feb 2012 Patrick Comments 0 Comment

One of the biggest problems of software engineering companies in Switzerland is currently to get new software developers. To get new employees there are several points as for example salary, environment, career possibilities and technologies. The last point looks easy but in reality it isn’t that easy. Why are essential technology decisions (like languages, frameworks, application servers or big libraries) not only made by developers? Why does the management mostly make those decisions? In this blog post I try to…

assumption of advancement

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Month: February 2012