Armen Tsirunyan

Yerevan, Armenia

Software Developer at CQG.

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What are Aggregates and PODs and how/why are they special?

c++ c++11 aggregate c++17 standard-layout asked Nov 14, 2010 at 15:35

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359 votes

int a[] = {1,2,}; Why is a trailing comma in an initializer-list allowed?

c++ syntax grammar language-lawyer asked Aug 12, 2011 at 16:36

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284 votes

Once upon a time, when > was faster than < ... Wait, what?

c optimization opengl cpu gpu asked Sep 7, 2011 at 18:39

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225 votes

Thou shalt not inherit from std::vector

c++ oop inheritance stl vector asked Dec 4, 2010 at 11:05

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133 votes

How to convert a number to string and vice versa in C++

c++ string type-conversion numeric c++-faq asked Mar 13, 2011 at 14:47

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117 votes

Initializing a member array in constructor initializer

c++ c++11 initializer-list ctor-initializer aggregate-initialization asked Oct 30, 2010 at 8:48

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116 votes

What differences, if any, between C++03 and C++11 can be detected at run-time?

c++ c++11 c++03 language-detection asked Jun 24, 2011 at 20:05

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95 votes

shared_ptr magic :)

c++ destructor smart-pointers asked Oct 10, 2010 at 9:41

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85 votes

Which is faster: x<<1 or x<<10?

c++ c performance cpu low-level asked Nov 20, 2010 at 17:54

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73 votes

Escape sequence \f - form feed - what exactly is it?

c++ escaping asked Dec 2, 2010 at 11:21

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Top Answers

673

What are Aggregates and PODs and how/why are they special?

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497

How do I get the last four characters from a string in C#?

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320

What is the curiously recurring template pattern (CRTP)?

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126

Can #if pre-processor directives be nested in C++?

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116

What's the syntax for declaring an array of function pointers without using a separate typedef?

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114

How can I print out C++ map values?

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110

Using generic std::function objects with member functions in one class

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108

Replace an element into a specific position of a vector

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105

When should I use raw pointers over smart pointers?

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What are the pointer-to-member operators ->* and .* in C++?

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How to convert a number to string and vice versa in C++

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Generate all combinations from multiple lists

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Why use endl when I can use a newline character?

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c++ const member function that returns a const pointer.. But what type of const is the returned pointer?

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One or more multiply defined symbols found

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Show two digits after decimal point in c++

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C++ keypress: getch, cin.get?

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How to code a modulo (%) operator in C/C++/Obj-C that handles negative numbers

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Enum variable default value?

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Copy std::map data to another map

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How to cast vector<unsigned char> to char*

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Direction of two points

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!! c operator, is a two NOT?

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Is there a difference between Therefor and Therefore?

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Initializing a static const array of const strings in C++

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Difference between instantiation and specialization in c++ templates

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C++ static_cast runtime overhead

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How Many default methods does a class have?

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Conditions under which compiler will not define implicits (constructor, destructor, copy constructor, copy assignment)

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fastest way to negate a number

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