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Heartbeat | HTTP Keep-Alive | System Design
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How Web Sockets work | System Design Interview Basics
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WebSockets Crash Course - Handshake, Use-cases, Pros & Cons and more
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OAuth 2.0 explained with examples
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HTTP 1 Vs HTTP 2 Vs HTTP 3!
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A Beginner's Guide to WebSockets
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How WebHook works | System Design
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