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(-2147483648> 0) returns true in C++?
-2147483648 is the smallest integer for integer type with 32 bits, but it seems that it will overflow in the if(...) sentence:
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Avoid browser popup blockers
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answered Apr 6 '10 at 19:32
dthorpedthorpe
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Python class inherits object
...ss ClassicSpam: # no base class
... pass
>>> ClassicSpam.__bases__
()
"new" style classes: they have, directly or indirectly (e.g inherit from a built-in type), object as a base class:
>>> class NewSpam(object): # directly inherit from object
... pass
>&g...
Scala list concatenation, ::: vs ++
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Legacy. List was originally defined to be functional-languages-looking:
1 :: 2 :: Nil // a li...
Officially, what is typename for?
... once then keep it as a reference if you like.
– deft_code
Oct 21 '09 at 15:46
1
The astute reade...
jquery-ui sortable | How to get it work on iPad/touchdevices?
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mochimochi
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Vim: Creating parent directories on save
... Damien PolletDamien Pollet
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2
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How to use performSelector:withObject:afterDelay: with primitive types in Cocoa?
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32
NSValue (the superclass of NSNumber) will wrap anything you give it. If you want to wrap an instance of 'struct foo' called 'bar', you'd do...
Regular expression to allow spaces between words
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tl;dr
Just add a space in your character class.
^[a-zA-Z0-9_ ]*$
Now, if you want to be strict...
The above isn't exactly correct. Due to the fact that * means zero or more, it would match all of the following cases that one would not usually mean to match:
An empty string...
How does C compute sin() and other math functions?
...ion or branching is rather clever. But there's no comment at all!
Older 32-bit versions of GCC/glibc used the fsin instruction, which is surprisingly inaccurate for some inputs. There's a fascinating blog post illustrating this with just 2 lines of code.
fdlibm's implementation of sin in pure C ...