A collection of thoughts on web development, design, and the intersection of technology and creativity.
Your users shouldn't stare at a blank screen while one slow API call blocks everything. Learn how to show sidebar, header, and footer instantly — and let the data stream in when it's ready.
Have you ever passed an entire object as props to a child component? Almost the recommendation is not to do that. But why? If there is only something reference to clean code, Maybe it is right in some cases. But more than that, it is a problem of serialization of object to child of a function or component in programming. Here is the problem.
includes() answers "is this value in the array?" — but how does it work under the hood? Linear search, SameValueZero, and why it differs from indexOf for NaN.
You need the most popular post. You sort the whole list by likes and take the first. A single loop does the same in O(n) instead of O(n log n).
You're filtering items by allowed IDs. Each check does array.includes() — O(n) per item. A Set gives you O(1). Same result, much faster.