var_ptr==NULL and NULL==var_ptr difference in various arch
42137
Which one will execute faster, if (flag==0) or if (0==flag)?
127005
' ... != null' or 'null != ....' best performance?
15306
Should we pass a shared_ptr by reference or by value?
155909
Is it better to use C void arguments "void foo(void)" or not "void foo()"?
76488
What is a reference-to-pointer?
85678
What exactly is nullptr?
28348
How do I handle null or optional DLL struct parameters
45869
Why null cast a parameter?
128548
Do C++11 compilers turn local variables into rvalues when they can during code optimization?
32059
What is \null and when do we need to use it?
45594
Which kind of pointer do I use when?
59348
The difference between ++Var and Var++
48245
How do function pointers in C work?
110721
Nullable types and the ternary operator: why is `? 10 : null` forbidden?
5165
What are the differences between a pointer variable and a reference variable in C++?
127466
Pointers, smart pointers or shared pointers?
100395
Are empty arrays no longer allowed by gcc?