Go for DevOps
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Why this exists Real programs need to stop things: a request that took too long, a user who pressed Ctrl+C, a batch where one part already failed. Go's answer is context.Context, passed as the first argument through…
Context: Timeouts, Cancellation and Passing Deadlines Down
How context.Context carries cancellation and deadlines through a program: WithTimeout, WithCancel, checking ctx.Done in your own functions, propagating context into HTTP calls and commands, and the errgroup pattern for cancelling sibling work on the first failure.
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