1d ago · 6 min read · Modern users expect applications to feel instant. They expect: live notifications real-time chats instant dashboard updates collaborative systems live activity feeds Traditional request-respons
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5d ago · 5 min read · Most chat applications look simple from the outside. Under the hood, they are complex distributed systems that must handle real-time communication, ordering, failures, and scale. To understand this de
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6d ago · 14 min read · In Part 2, the TCP handshake cost was a fundamental transaction cost for every connection. In Part 3, HTTP underwent three structural shifts to overcome that specific cost. In Part 4, load balancers d
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May 11 · 15 min read · I wanted to know exactly how many TPS our messenger's send API could survive — and where it would actually break. So I mirrored production into a 7-node load-test environment, and instead of treating
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May 7 · 7 min read · What "raw" means here 5-minute quickstartRaw WebSocket (this tutorial) Lines of Python~80~210 Events handled6All 13 (every server event named) Partial transcripts (transcript.user.delta)✖✔ live, overwriting line Tool calling✖✔ get_w...
Join discussionMay 5 · 7 min read · It was through Twitter that I first stumbled across the absolute chaotic beauty of One Million Checkboxes. I checked several boxes during it's brief one week run. Thousands of tiny squares, rapidly to
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