Network requests don't always arrive in order. Here is how I fixed the Race Condition in my search bar using Cleanup Functions and AbortController.
Establishing TCP connection is expensive. Reuse it for multiple requests.
HTTP is Walkie-Talkie (Over). WebSocket is Phone (Hello). The secret tech behind Chat and Stock Charts.
IP addresses change like home addresses. MAC addresses are like DNA or Fingerprints. Burned into hardware.
OSI 7 Layer is Theory. TCP/IP 4 Layer is Reality. Pragmatism beats Perfectionism.
A common illusion among frontend developers is that "Code runs top-to-bottom, in order." But the world of Async is Chaotic.
No one knows when or in what order your requests will return. Controlling that uncertainty is the skill of a frontend developer.
Is your search bar safe? Go type quickly right now. A ghost might be living there.
