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What is the reason behind cbegin/cend?
... this problem: std::as_const. Well, at least it's elegant when using range-based for:
for(auto &item : std::as_const(vec))
This simply returns a const& to the object it is provided.
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Is there type Long in SQLite?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Int to Char in C#
...le.WriteLine((char)49 == 1); is false which essentially makes your comment baseless.
– Travis J
Aug 11 '15 at 18:03
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Merge branch with trunk
... from the TortoiseSVN Merge dialog, merging all changes from the trunk (or base branch) first is a requirement.
– jbvo
Feb 17 '11 at 15:41
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How to use PHP OPCache?
...ot of fields and validation methods and enums to be able to talk to my database.
Without opcache
When using this script without opcache and I push 9000 requests in 2.8 seconds to the apache server it maxes out at 90-100% cpu for 70-80 seconds until it catches up with all the requests.
Total time...
Difference between malloc and calloc?
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364
A less known difference is that in operating systems with optimistic memory allocation, like Li...
How do I detect unsigned integer multiply overflow?
...nting mathematical positive integers, not positive integers mod 2^32 (or 2^64). The distinction between overflow as a deviation from mathematical infinite-sized integer behaviour, and overflow as an undefined behaviour in the language seems rarely to be made explicit.
– Chris J...
Set default CRAN mirror permanent in R
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Expand a random range from 1–5 to 1–7
...will run in a constant amount of time, since 1/7 is an infinite decimal in base 5. One simple solution would be to use rejection sampling, e.g.:
int i;
do
{
i = 5 * (rand5() - 1) + rand5(); // i is now uniformly random between 1 and 25
} while(i > 21);
// i is now uniformly random between 1...
Disabling Chrome Autofill
...the password prefilling as well as any kind of heuristic filling of fields based on assumptions a browser may make (which are often wrong). As opposed to using <input autocomplete="off"> which seems to be pretty much ignored by the password autofill (in Chrome that is, Firefox does obey it).
U...