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Type-juggling and (strict) greater/lesser-than comparisons in PHP
...g NAN is always false is not specific to PHP. It is mandated by the IEEE 754 Standard for Floating-Point Arithmetic (more info).
PHP's == operator is symmetric, i.e. $a == $b and $b == $a are always the same.
PHP's == operator is not transitive, i.e. from $a == $b and $b == $c does not follows $a ==...
How do I run a Python script from C#?
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uldall
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answered Aug 2 '12 at 14:10
Master MoralityMaster Morality
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round() for float in C++
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41
It's available since C++11 in cmath (according to http://www.open-std.org/jtc1/sc22/wg21/docs/p...
MongoDB/Mongoose querying at a specific date?
...( //query today up to tonight
{"created_on": {"$gte": new Date(2012, 7, 14), "$lt": new Date(2012, 7, 15)}})
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Force the origin to start at 0
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edited Dec 4 '12 at 11:27
answered Dec 4 '12 at 11:20
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Why should we typedef a struct so often in C?
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464
As Greg Hewgill said, the typedef means you no longer have to write struct all over the place....
What is the difference between 'typedef' and 'using' in C++11?
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All standard references below refers to N4659: March 2017 post-Kona working draft/C++17 DIS.
Typedef declarations can, whereas alias declarations cannot, be used as initialization statements
But, with the first two non-template examples, are
there any other subtle...
Turn a string into a valid filename?
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Robert Lujo
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answered Nov 17 '08 at 12:23
S.LottS.Lott
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class
...elf
def value_of obj
obj.to_s
end
end
end
String.value_of 42 # => "42"
This can also be written as a shorthand:
class String
def self.value_of obj
obj.to_s
end
end
Or even shorter:
def String.value_of obj
obj.to_s
end
When inside a function definition, self ...
Is there an exponent operator in C#?
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edited Aug 16 at 23:24
Neuron
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answered Jun ...