Defensive Programming
The article argues that extra defensive code is cheaper than production outages caused by hidden assumptions. Defensive programming assumes user input should not be trusted until validated. Defensive programming treats failure as an expect…
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The article argues that extra defensive code is cheaper than production outages caused by hidden assumptions. Defensive programming assumes user input should not be trusted until validated. Defensive programming treats failure as an expected condition in production code. Defensive programming can make code more verbose but exposes assumptions explicitly. Defensive programming involves validating inputs, checking return values, and treating dependencies as possible failure points.