re: 😲🤯The most outstanding new feature in Javascript you need to know about: Optional Chaining VIEW POST

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re: What if the API is not in your hand and you have no control over it? I don't see it being overused in ruby or c# or any other language. Why should...

Assuming that objects returned from third-parties conform to a specific structure (and therefore, not 'verifying' their structure and the presence/lack-thereof of expected properties) is most-likely a security blunder.

Sorry, I don't fully understand what you mean.

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