Chapter 3 - Java Basics

Aug 18, 2012

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2. Chapter 3 - Java Basics. Numeric Data Types int, longNumeric Data Types float, doubleConstantsArithmetic OperatorsExpression EvaluationIncrement and Decrement OperatorsCompound Assignment OperatorsType CastingCharacter Type - charEscape SequencesPrimitive Variables vs. Reference Var

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Chapter 3 - Java Basics

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1. 1 Chapter 3 - Java Basics First Java Program Comments Class Name / Source Code Filename main Method Heading Braces System.out.println Compilation and Execution Program Template Identifiers Variables Assignment Statements Initialization Statements

JAVA BASICS

JAVA BASICS. Why Java for this Project?. Its open source - FREE Java has tools that work well with rdf and xml Jena, Jdom, Saxon Can be run on UNIX,Windows,LINUX,etc GUI/Applet capabilities Igor’s application WE NEED TO LEARN IT ANYWAY! . How to run. JDK – Java Development Kit

1.35k views • 26 slides

Java basics

Java basics. Chapter 2 Fall 2006 CS 101 Aaron Bloomfield. DisplayForecast.java. // Authors: J. P. Cohoon and J. W. Davidson // Purpose: display a quotation in a console window public class DisplayForecast { // method main(): application entry point

990 views • 82 slides

Java basics

Java basics. Chapter 2 Spring 2006 CS 101 Aaron Bloomfield. DisplayForecast.java. // Authors: J. P. Cohoon and J. W. Davidson // Purpose: display a quotation in a console window public class DisplayForecast { // method main(): application entry point

1.34k views • 83 slides

JAVA BASICS

JAVA BASICS. Comments are almost like C++. The javadoc program generates HTML API documentation from the “javadoc” style comments in your code. /* This kind of comment can span multiple lines */ // This kind is to the end of the line

943 views • 29 slides

Lecture 3 Java Basics

Lecture 3 Java Basics. Richard Gesick. Java Basics. Java Application Structure Data Types, Variables, and Constants Expressions and Arithmetic Operators. Typical Program Structure. Input some data Perform some processing on the data Output the results In each execution of the program

450 views • 26 slides

Java Basics

Java Basics. Java. High-level language More readable for humans Need to be translated to machine language for execution Compilers CPU-independent t ranslation can target different CPUs (machine languages) Designed by Sun Microsystems in 1995 Sun was bought by Oracle in 2010

733 views • 22 slides

Java Basics

Java Basics. Things to notice. A Bolded word means that this will come up a lot, so ask questions. An Example of each basic will be on each slide Each example will be broken down sequentially. A “Lets combine them!” slide will be presented every few slides. important: Remember these!

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Lecture 3 Java Basics

Lecture 3 Java Basics. Keywords. ** http://java.sun.com/docs/books/tutorial/java/nutsandbolts/_keywords.html. Identifiers. Can’t be keywords Case-sensitive Begin with and consist of: Letters (a... Z) Numbers (0…9) Underscore (_) Dollar sign ($). Same as C++. Primitive Types.

323 views • 22 slides

JAVA BASICS

JAVA BASICS. Eng. Amr Nagy. Getting Started. The java Development Kit-JDK . In order to get started in java programming, one needs to get a recent copy of the java JDK. This can be obtained for free by downloading it from the Sun Microsystems website, http://java.sun.com

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Chapter 3 Java Basics

Chapter 3 Java Basics. Introduction Primitive Types Constants Input Conversion between Types Ethics in Computing. Introduction: Skeleton Programs. Skeleton Program for turtle graphics program // Comment that describes the program import turtlegraphics.*; public class className {

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Chapter 3 - Java Basics

Chapter 3 - Java Basics. First Java Program Comments Class Name / Source Code Filename main Method Heading Braces System.out.println Compilation and Execution Program Template Identifiers Variables Assignment Statements Initialization Statements. Chapter 3 - Java Basics.

704 views • 48 slides

Java basics

Java basics. Chapter 2 (part 1 of 2) Spring 2007 CS 101 Aaron Bloomfield. DisplayForecast.java. // Authors: J. P. Cohoon and J. W. Davidson // Purpose: display a quotation in a console window public class DisplayForecast { // method main(): application entry point

1.15k views • 83 slides

Java basics

Java basics. Chapter 2 Spring 2005 CS 101 Aaron Bloomfield. DisplayForecast.java. // Authors: J. P. Cohoon and J. W. Davidson // Purpose: display a quotation in a console window public class DisplayForecast { // method main(): application entry point

994 views • 77 slides

Java Basics

Java Basics. - Prashant Nagaraddi. Features of Java. Java syntax is similar to C/C++ but there are many differences too Java is strongly typed like C++ Type inconsistencies are detected at compile time Java is an Object-Oriented Language

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Java basics

Java basics. In class quiz. What are the rules for an identifier in Java? In what method does a program begin? What is the return type of that method? What parameter(s) does it require? What is the exponentiation operator in Java? How do we produce output in Java?

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Java basics

Java basics. Programming. Problem solving through the use of a computer system Maxim You cannot make a computer do something if you do not know how to do it yourself. Software. Program Sequence of instruction that tells a computer what to do Execution Performing the instruction sequence

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Chapter 3 - Java Basics

488 views • 48 slides

Java basics

1.07k views • 82 slides

JAVA BASICS

JAVA BASICS. Primitive data types are like C. Main data types are int , double , boolean , char Also have byte , short , long , float boolean has values true and false Declarations look like C, for example, double x, y; int count = 0;. Comments are almost like C++.

1.57k views • 41 slides

Java basics – part 3

Java basics – part 3. Where are we. Last time Constants and variables Initialization Simple expressions Casting Interactive programs Scanner This time Interactive programs Assignment Operators Assign programming assignment to compute windchill Discuss new lab.

371 views • 36 slides

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