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- Confused by use of double logical not (!!) operator [duplicate]
It is not as simple as double negation For example, if you have x == 5, and then apply two ! operators (!!x), it will become 1 - so, it is used for normalizing boolean values in {0, 1} range
- Anyone else have HCG levels that didn’t quite double in 48 . . . - Reddit
I know this is an old post but I’m currently 4wk6 days and my hcg has been rising slowly, not quite reaching a full double after 72 hours but coming super close
- !! c operator, is a two NOT? - Stack Overflow
Did you think to, you know, try it and find out? @Saucemaster, actually it's an idiom for mapping zero nonzero to 0 1 It might also qualify as excessively clever in this particular use case (see "premature optimization") @SauceMaster: On the contrary The double not trick is used very often
- Not double, but triple NAT. How? : r techsupport - Reddit
After weeks of troubleshoting and useless customer support, I've discovered that I have triple NAT How this is possible is beyond me I've ran a traceroute, and the first three IPs are private If I try to plug my ethernet cable straight into the wall socket, I get double NAT
- What does double not (!!) used on a non-boolean variable do?
In C++ you can just do (bool) notABool Or you can still use !!notABool if you so desire For primitive types, yes, it's essentially equivalent to: which in turn is equivalent to: For non-primitive types, it will be a compiler error, unless you've overloaded operator!, in which case, it might do anything
- Hcg level rising but not doubling - HealthTap
my hcg levels are slowly rising but not doubling every 2 days if i don't miscarry, will my baby have health issues due to chromosome problems?: Non viable pregnancy: When beta HCG levels don't double every 2 days,
- Explaining the Double Not (!!) Operator – Qubits Bytes
Explaining the Double Not (!!) Operator Content: Strictly speaking, the title of this article is incorrect Despite looking like one, !! is not itself an operator It’s actually just the ! (negation) operator, repeated twice With that said, you might be thinking, what’s the point of that?
- Single, e. g. , but not a double or a triple Crossword Clue
The Crossword Solver found 30 answers to "Single, e g , but not a double or a triple", 4 letters crossword clue The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles Enter the length or pattern for better results Click the answer to find similar crossword clues
- What if My Hcg is Not Doubling? | Essential Insights
If your HCG levels are not doubling, it may indicate potential complications in early pregnancy This could suggest issues like ectopic pregnancy or miscarriage
- Converting values to boolean using !! (double NOT)
The double NOT allows us to convert truthy and falsy values to their corresponding boolean value: truthy values become true and falsy values become false It's a concise way to coerce any value to a boolean but can also sacrifice readability
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