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`structuredClone()`: deeply copying objects in JavaScript
Spreading is a common technique for copying objects in JavaScript: Spreading into an Array literal to copy an Array Spreading into an Object literal to copy a plain object Spreading has one significant downside – it creates shallow copies: The top levels are copied, but property values are shared. structuredClone() is a new function that will soon be supported by most browsers, Node.js and Deno. I
Post by @searchvoidstar
An amazing error message if you put more than 2^24 items in a JS Map object One of the fun things about working with big data is that you can often hit weird limits with a system. I was personally trying to load every "common" single nucleotide polymorphism for the human genome into memory (dbSNP), of which there are over 37 million entries (there are many more uncommon ones) Turns out, you may ru
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JS classes are not “just syntactic sugar”
