Recent questions tagged c++:

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c++: Error: variable length array of non-POD element type

I basically have int x; cout << "Please enter how many classrooms there are: "; cin >> x; classrooms ... depending on the user's input. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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411 views

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c++: local array definition versus a malloc call

What is the difference between this: somefunction() { ... char *output; output = (char *) malloc((len * 2) ... and where are the stack and heap? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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618 views

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c++: can vector<Base> contain objects of type Derived?

The title pretty much says it all. Basically, is it legal to do this: class Base { //stuff } class Derived ... new Derived; foo.push_back(bar); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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