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* {{slink|Chess annotation symbols|?? (Blunder)}} |
* {{slink|Chess annotation symbols|?? (Blunder)}} |
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* The [[null coalescing operator]], in some programming |
* The [[null coalescing operator]], in some programming languages |
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== See also == |
== See also == |
Revision as of 20:58, 13 July 2023
Look up ?? in Wiktionary, the free dictionary.
?? (two question marks), also written as U+2047 ⁇ DOUBLE QUESTION MARK, may refer to:
- Chess annotation symbols § ?? (Blunder)
- The null coalescing operator, in some programming languages