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c++ Programming Glossary: func2http://stackoverflow.com/questions/114180/pointer-vs-reference long x 4 void func1 unsigned long val val 5 func x or void func2 unsigned long val val 5 func2 x IOW Is there any reason to pick.. val val 5 func x or void func2 unsigned long val val 5 func2 x IOW Is there any reason to pick one over another c variables..
Why am I able to make a function call using an invalid class pointer http://stackoverflow.com/questions/1524312/why-am-i-able-to-make-a-function-call-using-an-invalid-class-pointer the call is still made successfully temp ptr ptr func2 Is it due to C language property or it is VC 6 compiler which.. playing class temp public temp a 9 int func1 return a bool func2 int arg if arg 2 0 return true return false int a int main.. a int main int argc char argv temp ptr int a cin a if ptr func2 a cout Good poniner endl ptr func1 Does not crash here int crashere..
Const correctness for value parameters http://stackoverflow.com/questions/1724051/const-correctness-for-value-parameters you can't reassign a reference. header int func1 int i int func2 int i cpp int func1 int i int x 0 i 3 compiles without error.. without error i x compiles without error return i int func2 int const i int x 0 i 3 compiles without error i x compile error..
Are there benefits of passing by pointer over passing by reference in C++? http://stackoverflow.com/questions/334856/are-there-benefits-of-passing-by-pointer-over-passing-by-reference-in-c without looking at the definition of func func mySprite func2 passes by pointer no need to look up function definition func2..
C++ Returning reference to local variable http://stackoverflow.com/questions/4643713/c-returning-reference-to-local-variable reference to a local variable. How is it different from func2 int func1 int i i 1 return i int func2 int p p new int p 1 return.. it different from func2 int func1 int i i 1 return i int func2 int p p new int p 1 return p c share improve this question.. you are responsible for delete ing the allocated int . int func2 int p p new int p 1 return p int main int p func2 pointee still..
http://stackoverflow.com/questions/6635851/real-world-use-of-x-macros pointers p_func_t jumptable NUM_STATES func0 func1 func2 ... funcX The problem was that I considered it very error prone.. ENTRY STATE0 func0 ENTRY STATE1 func1 ENTRY STATE2 func2 ... ENTRY STATEX funcX And I can use it as follows enum #define..
Does using references instead of pointers, resolve memory leaks in C++? http://stackoverflow.com/questions/6783939/does-using-references-instead-of-pointers-resolve-memory-leaks-in-c forgot to delete it. for example class my_class ... void func2 my_class p ... int main my_class var3 new my_class func2 var3.. func2 my_class p ... int main my_class var3 new my_class func2 var3 Does func2 deletes var3 Programmer doesn't know. or Programmer.. p ... int main my_class var3 new my_class func2 var3 Does func2 deletes var3 Programmer doesn't know. or Programmer forgot delete..
What is a lambda expression in C++11? http://stackoverflow.com/questions/7627098/what-is-a-lambda-expression-in-c11 like the following to keep the functor local void func2 std vector int v struct void operator int do something f std..
http://stackoverflow.com/questions/9936011/if-a-function-returns-no-value-with-a-valid-return-type-is-it-okay-to-for-the it throw an error. For Example int func1 return error int func2 does_not_return_anything the second func2 should throw an error.. error int func2 does_not_return_anything the second func2 should throw an error but it does not Is there a reason for..
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