User Lundin - Stack Overflow

412 votes

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This C function should always return false, but it doesn’t

answered Apr 7, 2016 at 13:09

367 votes

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Why is 0 < -0x80000000?

answered Dec 9, 2015 at 15:52

301 votes

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What is the difference between C, C99, ANSI C and GNU C?

answered Jun 20, 2013 at 9:04

201 votes

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Implicit type promotion rules

answered Sep 6, 2017 at 10:50

161 votes

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What is the benefit of terminating if … else if constructs with an else clause?

answered Jan 28, 2016 at 7:57

153 votes

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Initializing entire 2D array with one value

answered Mar 20, 2013 at 10:47

147 votes

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Correctly allocating multi-dimensional arrays

answered Feb 7, 2017 at 16:02

123 votes

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Endless loop in C/C++

answered Nov 25, 2013 at 9:28

119 votes

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Why is the .bss segment required?

answered Mar 2, 2012 at 15:11

116 votes

"int *nums = {5, 2, 1, 4}" causes a segmentation fault

answered Feb 8, 2016 at 10:29

116 votes

Should I cast the result of malloc (in C)?

answered Mar 20, 2014 at 15:53

111 votes

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What happens if I define a 0-size array in C/C++?

answered Mar 15, 2012 at 15:38

100 votes

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Why bit endianness is an issue in bitfields?

answered May 18, 2011 at 11:51

99 votes

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Why is a segmentation fault not recoverable?

answered Dec 7, 2021 at 10:52

94 votes

Did the author make a mistake in explaining stack and heap in C++ or am I misreading something?

answered Jun 8, 2017 at 8:17

93 votes

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How do I make an infinite empty loop that won’t be optimized away?

answered Jan 27, 2020 at 9:51

91 votes

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Left shifting with a negative shift count

answered Feb 9, 2011 at 13:52

89 votes

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Reasons to use (or not) stdint

answered Mar 23, 2012 at 10:13

83 votes

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Type conversion - unsigned to signed int/char

answered Jun 26, 2013 at 6:23

77 votes

Why is assigning a value to a bit field not giving the same value back?

answered Dec 19, 2018 at 14:51

75 votes

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In a GNU C macro envSet(name), what does (void) "" name mean?

answered Sep 30, 2016 at 13:25

75 votes

What does 'u' mean after a number?

answered Jan 27, 2012 at 7:49

67 votes

Can I hint the optimizer by giving the range of an integer?

answered Nov 7, 2016 at 12:41

64 votes

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Explain this implementation of malloc from the K&R book

answered Oct 31, 2012 at 10:32

63 votes

Freaky way of allocating two-dimensional array?

answered Apr 22, 2016 at 12:51

63 votes

Pass an array to a function by value

answered Jan 23, 2011 at 20:07

61 votes

In C, why do some people cast the pointer before freeing it?

answered Dec 1, 2015 at 12:56

58 votes

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How to create type safe enums?

answered Mar 27, 2017 at 9:54

57 votes

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C header issue: #include and "undefined reference"

answered Apr 27, 2012 at 20:07

54 votes

What is the difference between far pointers and near pointers?

answered Jan 11, 2016 at 15:45

Collectives™ on Stack Overflow

5,778 Answers

This C function should always return false, but it doesn’t

Why is 0 < -0x80000000?

What is the difference between C, C99, ANSI C and GNU C?

Implicit type promotion rules

What is the benefit of terminating if … else if constructs with an else clause?

Initializing entire 2D array with one value

Correctly allocating multi-dimensional arrays

Endless loop in C/C++

Why is the .bss segment required?

"int *nums = {5, 2, 1, 4}" causes a segmentation fault

Should I cast the result of malloc (in C)?

What happens if I define a 0-size array in C/C++?

Why bit endianness is an issue in bitfields?

Why is a segmentation fault not recoverable?

Did the author make a mistake in explaining stack and heap in C++ or am I misreading something?

How do I make an infinite empty loop that won’t be optimized away?

Left shifting with a negative shift count

Reasons to use (or not) stdint

Type conversion - unsigned to signed int/char

Why is assigning a value to a bit field not giving the same value back?

In a GNU C macro envSet(name), what does (void) "" name mean?

What does 'u' mean after a number?

Can I hint the optimizer by giving the range of an integer?

Explain this implementation of malloc from the K&R book

Freaky way of allocating two-dimensional array?

Pass an array to a function by value

In C, why do some people cast the pointer before freeing it?

How to create type safe enums?

C header issue: #include and "undefined reference"

What is the difference between far pointers and near pointers?