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networks/tcp-how-a-network-that-drops-data-still-delivers-every-byte-in-order.md
TCP: how a network that drops data still delivers every byte in order
The internet underneath your apps drops data and makes no promise to deliver it. TCP adds the promise anyway: it numbers every piece, the…
networks/packets-why-the-internet-cuts-your-message-into-numbered-pieces.md
Packets: why the internet cuts your message into numbered pieces
When you send a message online, it never travels as one block. The internet cuts it into small packets, each with a label saying where it…