Tip Bank

Question: What is the C++ equivalent to _getch()? I need to have program control immediately after any keypress in a DOS-based program. Answer: Unfortunately there is no specification in the

Question: How are Virtual Functions implemented in C++ ? What is a virtual table? Answer: Let me start by saying that the C++ language definition does not impose any implementation

Question: How do I send the output of my program to the standardprinter installed in Win95 or NT?Is it possible using the

Question: I’m anxious to know why my program is notdisplaying the data, yet it compiles perfectly.I want to read this struct; in particular: age. Ihave two sets of code that

Question: How can I write and delete individual lines of a text file?Also, how can I bubble-sort the whole text file alphabetically? Answer: There is no support in thelanguage to

Question: What is the best way to manipulate strings in C++? Answer: Here is an example.#include void foo (char *instring){ // Declare char array big enough to read in input

Question: How can I turn a text string into an integer? Answer: You can convert a string to an integer by using the atoi function. For example:void foo (){int i

Question: What is the difference between cout

Question: I have a class with multiple parents. In my copy constructor, should I invoke the parents’ copy constructor or their default constructor? Answer: In all but the rarest of