head first java second edition phần 7 ppt

... Borderbydefault 5. Java look 25. Button's pal 5. Help's home 18. User's behavior 9. Genericwalter 26. Homeof 6. Morefun than text 19. Inner's squeeze 11.A happening actionPerformed 7. Component slang 20. Backstage widget 12.Apply ... on the screen. Whlle a IIyour SWing components are pure Java, aJFrame has to connect to the underlylng OSIn orderto access the dlsplay.Th...

Ngày tải lên: 12/08/2014, 19:20

... and references Primitive Types Integer byte 8 bits -128 to 1 27 short 16 bits -3 276 8 to 3 276 7 int 32 bits -21 474 83648 to 21 474 836 47 long 64 bits -huge to huge Type Bit Depth Value Range boolean and char boolean ... colis). KEEP +- RIGHT int a '" calcArea (7, 12); short c '" 7; calcArea (c,15) ; int d '" calcArea(S7); calcArea (2,3) ; long t '&q...

Ngày tải lên: 12/08/2014, 19:20

... level of abstractionl this is a new ch apter 16i puzzle: crossword JavaOr~ss t. O How doesthis crossword puzzlehelp you learn Java 7 Well,all of the words are Java related (exceptone red herring). HInt: When Indoubt, ... ones we have. I. 6. Down 7. 2 9. 3. 12. 4. 13. 5. 14. 8. 16. 10. 17. II. 19. 15. 21. 16. 22 18. 23. 20. 24. 21. 164 chapter 6 Ready-bake: GameHelper import java. io...

Ngày tải lên: 12/08/2014, 19:20

... ; You'll get a runtime exception: % java Wrappers Exception in thread "m ain N java .lang.NumberFormatException: two at java. lang.lnteger.parselnt(Integer .java: 409) at java .lang .lnteger.parselnt(Integer .java: 458) at Wrappers.main(Wrappers .java: 9) 292 chapter 10 Every method or constructor that parses a String can throw a NumberFormatExceptlon. It's a runtime e...

Ngày tải lên: 12/08/2014, 19:20

... has expired . For example, if you tell your thread to sleep for two seconds (2,000 milliseconds), that thread can never become the running thread again until sometime after the two seconds have passed. networkIng and threads The"fhread scheduler makes all the decisions about who runs and who doesn't. lIe usually makes the threads take turns, nicely. But there's no guarantee abo...

Ngày tải lên: 12/08/2014, 19:20

... Flatten 33.Atomic It 8 6. Be brave 24. Java jackets 39. VB's final 17. Encapsulated returner 35. Goodasnew 7. Arrangewell 26. Not behavior 40. Java branch 18.Shipthisone 37. Pa irsevent 8. Swing slang 28. Socket's suite 21 . ... you need an enterprise applil;atUm server . In java, that means a java 2 Enterprise Edition 02EE) server. AJ2EE server includes both a web se...

Ngày tải lên: 12/08/2014, 19:20

... a chance on this, and h elping to shape the Head First concept into a book (and series) . As this second edition goes to print there are now five Head First books, and he's been with us all the way. To Tim O'Reilly, ... inheritance tree (the Animal simulation) 170 Avoiding duplicate code (using inheritance) 171 Overriding methods 172 IS-A and HAS-A (bathtub girl) 177...

Ngày tải lên: 12/08/2014, 19:20

... KillTheMime %java Of76 5 class Acts 7 class Clowns 7 class Of76 /UTPUT interface Nose { public int iMethod( ) ; } abstract class Picasso implements Nose { public int iMethod( ) { return 7; } } class ... Cat(); System.out.println(c.toString()); toString() 4 File Edit Window Help LapseIntoComa % java TestObject Cat@7d 277 f Prints out a hashcode for the object (for now, th...

Ngày tải lên: 12/08/2014, 19:20

... to change the instrument and note . Experiment by passing in two int values from 0 to 1 27. The first int sets the instrument, the second int sets the note to play. import javax.sound.midi.*; ) 1/ c los e mai.n public void play(int instrument, int note) { try Sequencer player = MidiSystem.getSequencer(); player.open(); Sequence seq = ... new Sequence(Sequence.PPQ, 4); Track track = seq.c...

Ngày tải lên: 12/08/2014, 19:20

... that's making the compiler fail? %javac Jukebox3 .java JukeboK3 .java: 15 : cannot find symbol symbol method sort (java .util.ArrayList<Song» location: class java. util .Collections Collections.sort(songList); 1 error And of course yOll probabl y ... collection framework in Java) makes heavy use of generics. Anytime you see something with angle brackets inJava source code or docu...

Ngày tải lên: 12/08/2014, 19:20