Read e-book online Guide to Java: A Concise Introduction to Programming PDF

By James T. Streib

ISBN-10: 1447163168

ISBN-13: 9781447163169

ISBN-10: 1447163176

ISBN-13: 9781447163176

This ebook provides a concentrated and available primer at the basics of Java programming, with large use of examples and hands-on workouts. themes and contours: presents an advent to variables, input/output and mathematics operations describes gadgets and contour diagrams, explains choice constructions, and demonstrates how generation buildings paintings discusses object-oriented techniques equivalent to overloading and periods equipment, and introduces string variables and processing illustrates arrays and array processing and examines recursion explores inheritance and polymorphism and investigates trouble-free documents provides a primer on graphical input/output, discusses easy exception processing, and provides the fundamentals of Javadoc comprises workouts on the finish of every bankruptcy, with chosen solutions in an appendix and a thesaurus of keyword phrases presents extra supplementary info at an linked web site.

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Extra resources for Guide to Java: A Concise Introduction to Programming

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Since the computer is a machine, not a human. Now would be a good time to enter, compile, and run the program in Fig. 14 to see how it works. The results should be similar to the following: Enter an integer: 5 The integer is 5 _ In addition to nextInt, the method nextDouble reads a number of type double, the method next reads a word of type String that ends prior to a space, and the method nextLine reads an entire line of text of type String, including all the spaces until the user presses the enter or return key.

Println, it does not mean a blank line is output. out. print statements. • Remember that multiplication and division have a higher precedence than addition and subtraction and that unary operators have an even higher precedence. • Parentheses can override any operator precedence, where the innermost nested parentheses have the highest precedence. It is also good practice not to use unnecessary parentheses. • Whenever there is a tie at any level of precedence, the operators or parentheses are evaluated from left to right.

However, with a larger project such as a house, apartment building, or office building, that methodology would not be sufficient. Instead there are many other people who must be consulted, including the original customer who wants the building built, the architects who work with the customer, the contractors, and carpenters. The same holds true in the world of programming which involves customers, users, and managers. What are needed are various strategies and tools to help write programs correctly.

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Guide to Java: A Concise Introduction to Programming by James T. Streib


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