Unfortunately, most developers don’t spend much time thinking about names. They tend to use the first name that comes to mind, as long as it’s reasonably close to matching the thing it names. For example, block is a pretty close match for both a physical block on disk and a logical block within a file; it’s certainly not a horrible name. Even so, it resulted in a huge expenditure of time to track down a subtle bug. Thus, you shouldn’t settle for names that are just “reasonably close”. Take a bit of extra time to choose great names, which are precise, unambiguous, and intuitive. The extra
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Choose names
