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Are std::vector elements guaranteed to be contiguous?
... C++98 standard proper but later added as part of a TR. The forthcoming C++0x standard will of course contain this as a requirement.
From n2798 (draft of C++0x):
23.2.6 Class template vector [vector]
1 A vector is a sequence container that supports random access iterators. In addition, it ...
Calculate the number of business days between two dates?
...
}
return businessDays;
}
Edit by Slauma, August 2011
Great answer! There is little bug though. I take the freedom to edit this answer since the answerer is absent since 2009.
The code above assumes that DayOfWeek.Sunday has the value 7 which is not the case. The value is ...
How do you change the size of figures drawn with matplotlib?
...from matplotlib.pyplot import figure
figure(num=None, figsize=(8, 6), dpi=80, facecolor='w', edgecolor='k')
figure(figsize=(1,1)) would create an inch-by-inch image, which would be 80-by-80 pixels unless you also give a different dpi argument.
...
Templated check for the existence of a class member function?
...e:
#include <iostream>
struct Hello
{
int helloworld() { return 0; }
};
struct Generic {};
// SFINAE test
template <typename T>
class has_helloworld
{
typedef char one;
struct two { char x[2]; };
template <typename C> static one test( decltype(&C::hellow...
Can two applications listen to the same port?
...
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edited Aug 20 '19 at 19:30
answered Nov 7 '09 at 19:34
...
How do I unit test web api action method when it returns IHttpActionResult?
...returns: NotFound()
IHttpActionResult actionResult = valuesController.Get(10);
Assert.IsType<NotFoundResult>(actionResult);
// if your action returns: Ok()
actionResult = valuesController.Get(11);
Assert.IsType<OkResult>(actionResult);
// if your action was returning data in the body l...
Least common multiple for 3 or more numbers
...
answered Sep 29 '08 at 4:37
A. RexA. Rex
30.3k2121 gold badges8585 silver badges9595 bronze badges
...
What is the maximum length of a URL in different browsers?
...
5078
Short answer - de facto limit of 2000 characters
If you keep URLs under 2000 characters, they'...
u'\ufeff' in Python string
...Output:
utf-8 'ABC'
utf-8-sig '\xef\xbb\xbfABC'
utf-16 '\xff\xfeA\x00B\x00C\x00' # Adds BOM and encodes using native processor endian-ness.
utf-16le 'A\x00B\x00C\x00'
utf-16be '\x00A\x00B\x00C'
utf-8 w/ BOM decoded with utf-8 u'\ufeffABC' # doesn't remove BOM if present.
utf-8 ...
Clear file cache to repeat performance testing
... |
edited Nov 13 '12 at 5:05
Jeff Atwood
59.8k4545 gold badges146146 silver badges149149 bronze badges
a...