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Question: Right now i’m still learning Visual C++, version 4.0. It may seem like the easiest thing in batch or Basic languages, but I can’t figure out how to clear

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Standard C++ states that operator new should throw an exception of type std::bad_alloc when it fails. This is different from previous stages of C++ and it means two important things:

A function that may throw an exception can warn its users about that by specifying a list of exceptions it may throw, thus helping its users to catch such exceptions

When overloading an operator to support a user-defined type (object), it is best to adhere to the basic semantics of that built-in operator. For instance, the built-in operator ==, which

Standard C++ supports a built-in Boolean type: Bool. Variables of this type are can be assigned either a true or false values exclusively ( true and false are now reserved

Both standard C and Standard C++ support struct assignment using = . In fact, C++ programmers are often surprised to discover that assignment operator applies also to plain structs, and

Question: How can i add many java objects to a file then retrieve them as Java objects from the file? Answer: Java 1.1 introduced a concept called serialization. Serialization isa

There are cases when you need to define a constant pointer to a variable/object; for instance, when taking a function address, or when you want to protect a pointer from

Unlike structs, classes, enums, and unions, the enclosing brace of a namespace definition does not prohibit you from further extensions to that namespace. A namespace can be extended this way:

Question: Is it possible to preserve an object from garbagecollection (to live as long as the applet)? Answer: Yes, it is possible to preserve an object from garbage collection andlive

Question: Is there a way in Java to handle Unix signals(i.e. to trap a Control C signal)? Answer: You can handle Unix signals only by writing native code. However, theJava

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Question: I have two classes in two separate files. I don’t want to use an interfacebecause the types of objects I’ll instantiate dynamically can be quitedifferent each time. What can

Question: What exactly is a Factory or Factory class? Answer: A Factory is a class that you use to create sets of related objects withoutexplicitly invoking their constructors. You usually