What is the difference between virtual functions and pure virtual functions?

1402

---

Can we call a virtual function from a constructor?

1310

---

Can we use THIS Pointer in static function – Reason in C++?

804

---

Factory Method C++ – How to delete pointers returned by it

780

---

What are issues if we mix new and free in C++?

792

---

How does free know the size of memory to be deleted

865

---

What's the value of the expression 5["abxdef"]?

1554

---

What is a built-in function in C?

1598

---

In C, What is the #line used for?

2203

---

How can a string be converted to a number?

1019

---

How can a number be converted to a string?

1328

---

Why doesn't C support function overloading?

2756

---

Why n++ execute faster than n+1 ?

2997

---

What are the advantages of Macro over function?

2013

---

What is the difference between struct and union in C?

1310

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