Hand Book Of Objected Oriented Programme With Java

Objects, which are usually instances of classes, are used to interact with one another to design applications and computer programs. C++, Objective-C, Smalltalk, Java, C#, Perl, Python, Ruby and PHP are examples of object-oriented programming languages. The object oriented approach encourages the programmer to place data where it is not directly accessible by the rest of the system. Instead, the d...