Beginning Programming with Java for Dummies 2nd phần 2 pdf

... bypass boththe J2EE and the J2ME. Instead, follow the J2SE (Java 2 Standard Edition)links.The abbreviation J2EE stands for Java 2 Enterprise Edition and J2MEstands for Java 2 Micro Edition. ... Visit java. sun.com/j2se. 2. Look for a Download J2SElink (or something like that).The page may have several J2SE version numbers for you to choose from.You may see links to J2SE 1.4 .2, J2SE ... ch04.qxd 3/16/05 9: 12 PM Page 471. As in the previous section, visit java. sun.com/j2se and look for aDownload J2SE link. 2. Find a link to the API documentation for the version of Java that youjust...

... Netbeans. For details, visit this book’s Web site at http://www. dummies. com/go/bpjavafd. 22 Part I: Revving Up 05_588745 ch01.qxd 3/16/05 9:18 PM Page 22 Beginning Programming with Java ™ For Dummies ®, ... declarations 101 Beginning Programming with Java For Dummies, 2nd Edition x 02_ 588745 ftoc.qxd 3/16/05 9 :23 PM Page xIn this part . . .You have to eat before you can cook. You have to wearbefore you ... 350Keeping the User Busy (Working with Buttons and Text Fields) 3 52 Taking Action 355 Beginning Programming with Java For Dummies, 2nd Edition xiv 02_ 588745 ftoc.qxd 3/16/05 9 :23 PM Page xiv...

... decision making statementsHere’s an excerpt from Beginning Programming with Java For Dummies, 2nd Edition, Chapter 2: If your computer already has a Java 5.0 compiler, you can skip the nextsection’s ... Figure 9-1.* This excerpt is reprinted with permission from Wiley Publishing, Inc. If you can’t find a copy of Beginning Programming with Java For Dummies, 2nd Edition in your local bookstore, ... smallLetter2, bigLetter2;smallLetter1 = ‘R’;bigLetter1 = Character.toUpperCase(smallLetter1);System.out.println(bigLetter1);smallLetter2 = ‘3’;bigLetter2 = Character.toUpperCase(smallLetter2);System.out.println(bigLetter2);You...

... Listing 20 -2, and two views of the code’s frameare shown in Figures 20 -4 and 20 -5.Figure 20 -3:A frame thathasn’t beenpacked.3 52 Part IV: Using Program Units 27 _588745 ch20.qxd 3/16/05 9 :29 ... Creating New Java Methods 26 _588745 ch19.qxd 3/16/05 9 :28 PM Page 341Listing 20 -2: Adding Components to a Frameimport javax.swing.JFrame;import javax.swing.JTextField;import javax.swing.JButton;import ... FlowLayout();contentPane.setLayout(layout);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.pack();frame.setVisible(true);}}Figure 20 -4:The frame inListing 20 -2. 353Chapter 20 : Oooey GUI Was a Worm 27 _588745 ch20.qxd 3/16/05 9 :29 PM Page 353If a method returns anything, then a call to the method is an expression with a...

... to file, 21 9 22 0, 22 2rewriting disk file, 22 9 23 1running disk-oriented program, 21 6 21 7testing code, 22 2 22 4troubleshooting disk file, 22 4 22 6writing disk-oriented program, 22 6 22 8hasNext ... to file, 21 9 22 0, 22 2rewriting disk file, 22 9 23 1running disk-oriented program, 21 6 21 7386 Beginning Programming with Java For Dummies, 2nd Edition 31_588745 bindex.qxd 3/16/05 9 :20 PM Page ... 157–159directorydocs, 27 Java home, 26 MyProjects, 35, 39disk access code, 22 1disk filekeyboard/screen program, 21 7 21 9reading from and writing to, 21 6 21 7, 21 9 22 0, 22 2rewriting, 22 9 23 1running...