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Why your search bar is slow (and it's probably not the reason you think)
A telecom platform I worked on let customers manage their contacts — over 50,000 of them, organized into groups ranging from 500 to 3,000 people each. Businesses used these groups to send messages, ru
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Duko tools
Building practical, free-to-use tools for developers and everyday users. Currently: Duko Tools.
The debounce + index combo is the one most people skip half of, adding an index without debouncing still fires a query per keystroke, and debouncing without an index just delays the same expensive scan. Needed both to actually fix it, which the writeup makes clear.
"Bigger server means doing the same wasteful thing slightly faster" is a good line for the instinct to scale before profiling.