Articoli correlati a Fundamentals of Java Programming
Sinossi
1) Programming Basics 1
a) Java and the Java Virtual Machine 31.1 Computers and Their Programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1.1 The computer programs in your machine . . . . . . . . . . . . . . . . . . . . 3
1.1.2 Java Virtual Machines - JVM . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1.3 Code editing and code compiling . . . . . . . . . . . . . . . . . . . . . . . . . 6
b) Our First Programs 13
2.1 The First Program, "Hello, World!" . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.1.1 Method declaration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
2.1.2 Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
2.1.3 System.out.println and System.out.print . . . . . . . . . . . . . . . . . . 17
2.1.4 Spacing in the source code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
2.2 Commenting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
2.3 Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2.4 Using Multiple Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
• println versus print revisited . . . . . . . . . . . . . . . . . . . . . . . . . . 23
• Printing multiple-line texts on the screen . . . . . . . . . . . . . . . . . . . . 25
2.4.3 Escaping characters . . . . . . . . . . . . . . . . . .
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