"Maybe you do truly understand one or two of these areas of coding mystery. Most of your fellow programmers are faking it. We all want to be thought competent by our peers-to have them think we know what we are doing. And for the most part, we do, right? But come on, let's be honest. There are a few things that just make our heads spin."
"This kind of thing makes me want to punch a wall. Sure, it works. Sure, it has all the correct rules in it. But if you tell me you can read that and keep all the rules in your head and actually comprehend what is going on here, I'm going to give you some serious side-eye. This sort of code is why I always say " Fear not the explaining variable "."
Many programmers present competence while privately faking full understanding of certain difficult topics. Cognitive overload arises from areas that combine many rules, conditional paths, and exceptions, fostering reliance on superficial reading rather than deep comprehension. Complex boolean expressions commonly cause confusion and maintenance pain when multiple logical operators and nested conditions are combined in one line. Such expressions may be correct but are hard to hold in working memory and verify. Introducing explanatory variables and breaking logic into named pieces makes intent explicit, eases comprehension, and reduces the chance of subtle bugs. Clear code favors maintainability and shared understanding.
Read at InfoWorld
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