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Mittelware

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How-tos, tricks and field notes

Practical guides for seeing what your apps send, and for making them misbehave on purpose.

how-towebsockets

Debug a WebSocket without writing a client

Watch a live WebSocket connection message by message, then change, drop, delay, hold or close messages with a rule. Debug the real app against the real server, with no throwaway client script.

9 min