Server-Sent Events or SSE is when the server sends events to the client in a unidirectional manner. In this video, I explain Server-Sent Events and compare them to WebSockets and HTTP and Long Polling.
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Source Code
https://github.com/hnasr/javascript_playground/tree/master/server-sent-events
Resources
https://developer.mozilla.org/en-US/docs/Web/API/EventSource
0:00 Intro
1:50 HTTP 1.0/1.1
3:40 WebSockets
5:00 Server Sent Events
7:30 SSE Use Cases
9:00 SSE Code Example
18:00 SSE Pros & Cons
25:20 Do You Need SSE?
28:30 Summary
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