StackOverflow Questions for Tag: null-pointer

Hamza Kyamanywa

Reputation: 588

Adding integer to null pointer address is returning unexpected result

cpointersnull-pointer

Score: -3

Answers: 3

cpuer

Reputation: 7793

How do we check if a pointer is NULL pointer?

cnull-pointer

Score: 70

Answers: 9

Athar Mujtaba Wani

Reputation: 9

why we use two conditions in head!=nullptr && head->next != nullptr in floyd cycle detection algorithm?

c++while-looplinked-listnull-pointernegation

Score: -1

Answers: 2

GandalfGreybeard

Reputation: 13

Why can I assign NULL to a pointer in my main function, but with the exact same code not in a other function?

cgccundefined-behaviordereferencenull-pointer

Score: 1

Answers: 1

math4tots

Reputation: 8869

ANSI C conforming platforms where all-bits-zero is not a null pointer representation

cnullc89null-pointer

Score: 5

Answers: 2

math4tots

Reputation: 8869

Are there any platforms with nonzero null pointer values? If so, how common are they?

cc99c89null-pointer

Score: 0

Answers: 0

huntrese

Reputation: 25

how to fix a Runtime error in a char array

cif-statementc-stringsstrstrnull-pointer

Score: 0

Answers: 1

0___________

Reputation: 68034

Three questions: Is NULL - NULL defined? Is (uintptr_t)NULL - (uintptr_t)NULL defined?

clanguage-lawyerpointer-arithmeticnull-pointer

Score: 3

Answers: 1

Ryan

Reputation: 3

Segmentation Fault While Manipulating String

ccs50undefined-behaviorc-stringsnull-pointer

Score: 0

Answers: 2

Naman Sharma

Reputation: 53

Null pointer dereference not leading to seg-fault in previous statements

cgdbnull-pointer

Score: 5

Answers: 2

Vicgi

Reputation: 1

Exception thrown: read access violation this. was nullptr

c++while-loopprimesdereferencenull-pointer

Score: 0

Answers: 1

KostasA

Reputation: 5578

empty char array, the ways I check it are the same?

arrayscif-statementnull-pointerinequality

Score: -1

Answers: 4

Prajapati Dhruv

Reputation: 48

Last node is not printed in Linked List

c++linked-listsingly-linked-listfunction-definitionnull-pointer

Score: 1

Answers: 3

Gaurav Singh

Reputation: 31

ReactEditText.java , Fatal Exception: java.lang.NullPointerException

react-nativenull-pointerandroid-textinputedittext

Score: 3

Answers: 0

Suhail Akhtar

Reputation: 629

Why my head pointer is changing in linked list,even not passing it by reference?

c++c++11pointerslinked-listnull-pointer

Score: -3

Answers: 2

anton_rh

Reputation: 9223

Is null pointer a valid iterator?

c++iteratorstdvectornull-pointer

Score: 1

Answers: 0

St.Antario

Reputation: 27455

Can we subtract NULL pointers?

cpointer-arithmeticnull-pointerptrdiff-t

Score: 8

Answers: 4

Codebird

Reputation: 111

Can you test for nullpointers in Fortran?

fortrangfortrannull-pointer

Score: 7

Answers: 2

Navaneeth K N

Reputation: 15541

Accessing class members on a NULL pointer

c++nullvirtualnull-pointer

Score: 51

Answers: 8

user19007709

Reputation: 23

what is the termination condition for this C for loop

cfor-looppointersnull-pointer

Score: 1

Answers: 1

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StackOverflow Questions for Tag: null-pointer

Adding integer to null pointer address is returning unexpected result

How do we check if a pointer is NULL pointer?

why we use two conditions in head!=nullptr &amp;&amp; head-&gt;next != nullptr in floyd cycle detection algorithm?

Why can I assign NULL to a pointer in my main function, but with the exact same code not in a other function?

ANSI C conforming platforms where all-bits-zero is not a null pointer representation

Are there any platforms with nonzero null pointer values? If so, how common are they?

how to fix a Runtime error in a char array

Three questions: Is NULL - NULL defined? Is (uintptr_t)NULL - (uintptr_t)NULL defined?

Segmentation Fault While Manipulating String

Null pointer dereference not leading to seg-fault in previous statements

Exception thrown: read access violation this. was nullptr

empty char array, the ways I check it are the same?

Last node is not printed in Linked List

ReactEditText.java , Fatal Exception: java.lang.NullPointerException

Why my head pointer is changing in linked list,even not passing it by reference?

Is null pointer a valid iterator?

Can we subtract NULL pointers?

Can you test for nullpointers in Fortran?

Accessing class members on a NULL pointer

what is the termination condition for this C for loop

why we use two conditions in head!=nullptr && head->next != nullptr in floyd cycle detection algorithm?