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How do I search for an object by its ObjectId in the mongo console?

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Circular list iterator in Python

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Disable a method in a ViewSet, django-rest-framework

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Why do we need extern “C”{ #include } in C++?

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Is there an IDictionary implementation that, on missing key, returns the default value instead of th

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sql “LIKE” equivalent in django query

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html select option separator

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Why would you use an ivar?

...the implementation which declares the ivar (e.g. declare it @private). re Edit 1: Most of us have memorized how to call a hidden accessor dynamically (as long as we know the name…). Meanwhile, most of us have not memorized how to properly access ivars which aren't visible (beyond KVC). The class ...
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Why dict.get(key) instead of dict[key]?

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How do I create a copy of an object in PHP?

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