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Over the past years, I’ve worked in multiple teams adopting very different strategies when it comes to feature flags. I’ve seen the pros and cons of both, and over time, I found myself disagreeing with any fundamentalist position on their use. There is a lot of nuance to this topic, and I think it is worth considering more carefully the various scenarios where feature flags do and do not make sense.
As a developer, you will solve a thousand puzzles, and then a thousand more. Your brain will stretch and grow. You will dream about databases or pixels or curly braces. I once had a dream where I was walking down a hallway, but the hallway was my code. It was a good dream. I found a bug.
Type checking is the process of taking a given program in some programming language and working out whether all variables and expressions have the correct types, i.e. strings are assigned to strings, arithmetic expressions involve only numbers, etc.
A Bloom filter is a space-efficient probabilistic data structure that is used to answer a very simple question: is this element a member of a set?. A Bloom filter does not store the actual elements, it only stores the membership of them.