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Undefined reference to static class member
...ly define the static member somewhere (after the class definition). Try this:
class Foo { /* ... */ };
const int Foo::MEMBER;
int main() { /* ... */ }
That should get rid of the undefined reference.
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Multiple Indexes vs Multi-Column Indexes
...adding an Index to a table in SQL Server 2005 and it got me thinking. What is the difference between creating 1 index and defining multiple columns over having 1 index per column you want to index.
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Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
What is a good algorithm to determine the "difficulty" of a word for a hangman game, so that the game can select words to match a specified difficulty level?
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How to detect when facebook's FB.init is complete
...ve such function... how can I ensure that I do not make api calls until it is fully initiated?
12 Answers
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Should I put input elements inside a label element?
Is there a best practice concerning the nesting of label and input HTML elements?
14 Answers
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Advantages of std::for_each over for loop
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The nice thing with C++11 (previously called C++0x), is that this tiresome debate will be settled.
I mean, no one in their right mind, who wants to iterate over a whole collection, will still use this
for(auto it = collection.begin(); it != collection.end() ; ++it)
{
foo(*...
Forced naming of parameters in Python
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In Python 3 - Yes, you can specify * in the argument list.
From docs:
Parameters after “*” or “*identifier” are keyword-only parameters and
may only be passed used keyword arguments.
>>> def foo(pos, *, forcenamed):
... print(pos, forcenamed)
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Is there anything like inotify on Windows?
With the Linux OS, there is the ionotify subsystem which notifies an application of changes to the filesystem.
8 Answers
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Difference between String replace() and replaceAll()
... later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
12 Answers
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Easiest way to convert int to string in C++
What is the easiest way to convert from int to equivalent string in C++. I am aware of two methods. Is there any easier way?
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