Java For Dummies, 7th Edition

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Sometimes too experienced specialists can't explain any concept they know to a complete beginner… only because they can’t keep it simple. td>\n\n\nbyte\nIndicates that a value is an 8-bit whole number. td>\n\n\ndefault\nIntroduces a path of execution to take when no case is a match in a switch statement.

Java For Dummies, 8th Edition | Wiley Java For Dummies, 8th Edition | Wiley

Creates a new exception object and indicates that an exceptional situation (usually something unwanted) has occurred.Each chapter has the vocabulary and exercise sections to consolidate theory and master the skill of programming thinking. td>\n\n\ndouble\nIndicates that a value is a 64-bit number with one or more digits after the decimal point. td>\n\n\ntry\nIntroduces statements that are watched (during runtime) for things that can go wrong. td>\n\n\nconst\nYou can’t use this word in a Java program. You may be sceptic about “the dummies series”, but still they’re good for those who know nothing at all in the specific field.

Beginning Programming with Java For Dummies, 5th Edition

Indicates that a variable’s value cannot be changed, that a class’s functionality cannot be extended, or that a method cannot be overridden. Introduces statements that are executed when something interrupts the flow of execution in a try clause. td>\n\n\nfinally\nIntroduces the last will and testament of the statements in a try clause.

td>\n\n\nprovides\nIndicates that a module makes a service available. Once you finish the beginner course, then you can take this intermediate Object Oriented Programming course. Unlike many books for beginners, Core Java gives an explicit coverage of collections and generics, which is useful for real programming. td>\n\n\nthrow\nCreates a new exception object and indicates that an exceptional situation (usually something unwanted) has occurred. p>\n

If you intend to have an expression refer to an object of some kind, but the expression doesn’t refer to any object, the expression’s value is null.