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What is the meaning of clang's -Wweak-vtables?

c++ clang asked May 19, 2014 at 20:48

stackoverflow.com

56 votes

Seed std::mt19937 from std::random_device

c++ c++11 random asked Oct 30, 2015 at 14:25

codereview.stackexchange.com

36 votes

Do I need to cast to unsigned char before calling toupper(), tolower(), et al.?

c++ language-lawyer undefined-behavior toupper tolower asked Feb 16, 2014 at 0:30

stackoverflow.com

32 votes

Is a class with deleted copy-constructor trivially copyable?

c++ language-lawyer asked Apr 20, 2015 at 22:19

stackoverflow.com

23 votes

Disable the "New contributor" indicator on sites I don't have an account on

feature-request new-contributor-indicator asked Aug 21, 2018 at 23:44

meta.stackexchange.com

15 votes

What exactly are the security concerns regarding opting out of arbitration?

discussion terms-of-service arbitration-clause asked May 10, 2018 at 14:16

meta.stackexchange.com

15 votes

Compile time triggered range check for std::vector

c++ c++11 vector asked Jun 16, 2014 at 14:29

stackoverflow.com

15 votes

Can I use Thread Sanitizer for OpenMP programs?

c++ c gcc thread-sanitizer asked Oct 8, 2015 at 0:47

stackoverflow.com

13 votes

What is the result of comparing a number with NaN?

c++ floating-point nan ieee-754 asked Jul 4, 2015 at 21:32

stackoverflow.com

8 votes

Are the fixed width integer types guaranteed to be typedefs for the standard built in types?

c++ language-lawyer asked Jun 24, 2015 at 21:51

stackoverflow.com

Top Answers

141

Is there any advantage of using std::addressof() function template instead of using operator& in C++?

stackoverflow.com

135

Why can't I compile an unordered_map with a pair as key?

stackoverflow.com

124

Why use abs() or fabs() instead of conditional negation?

stackoverflow.com

103

When should I use [[maybe_unused]]?

stackoverflow.com

How can I get the size of an std::vector as an int?

stackoverflow.com

Why not call nullptr NULL?

stackoverflow.com

Can a C++ default argument be initialized with another argument?

stackoverflow.com

What is the operator "" in C++?

stackoverflow.com

Are C++ applications cross-platform?

stackoverflow.com

Define generic comparison operator

stackoverflow.com

Can the NULL macro actually be a nullptr?

stackoverflow.com

Do the padding bytes of a POD type get copied?

stackoverflow.com

What's the difference between abs and fabs?

stackoverflow.com

Why are unsigned integers error prone?

stackoverflow.com

C++ switch statement expression evaluation guarantee

stackoverflow.com

What are the advantages of using std::array over C-style arrays?

stackoverflow.com

Why does cin, expecting an int, change the corresponding int variable to zero in case of invalid input?

stackoverflow.com

Is a whole number float divided by itself guaranteed to be 1.f?

stackoverflow.com

Pass a single parameter to a function that expects an iterator range

stackoverflow.com

Why does defining inline global function in 2 different cpp files cause a magic result?

stackoverflow.com

vector::erase(remove(....)) is not working

stackoverflow.com

Is it possible to set an object to null?

stackoverflow.com

Allocation as default initialization

stackoverflow.com

clang seems to use the gcc libraries

stackoverflow.com

The void(), the comma operator (operator,) and the impossible (?) overloading

stackoverflow.com

Temporary object argument lifetime in a function

stackoverflow.com

Add option to hide contributor indicator completely

meta.stackexchange.com

Return Optional value with ?: operator

stackoverflow.com

Is it legal to move the .str() member of a stringstream?

stackoverflow.com

C++ Ifstream object equals nullptr but it isn't a pointer?

stackoverflow.com