Sometimes I feel developers think that performance is a dark art. It is not. In my experience, well performing systems come down to this: fewer and faster. If you are doing something a lot, do it fewer times. If you are doing something that is slow, make it faster. It really is that simple. The more things you make your system do and the slower those things are, the worse your performance will be…
Fewer and Faster // John Nunemaker
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