head first java second edition phần 2 ppt

... = a; 86 chapter 4 primitives and references Primitive Types Integer byte 8 bits - 128 to 127 short 16 bits - 327 68 to 327 67 int 32 bits -21 47483648 to 21 47483647 long 64 bits -huge to huge Type Bit Depth Value Range boolean and char boolean ... Grapes of Java& quot;; myBooks(lj.title = ~The Java Gatsby"i myBooks (2) .title :: ~The Java Cookbook"; myBooksIO).author = &...

Ngày tải lên : 12/08/2014, 19:20

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head first java second edition phần 3 pptx

... 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.*i import java. util.·: pUblic class GamaBelper This ... An arrayunit , 8. Instance or 10C41 20 .Automatic toolkit 22 . Looks likea primltfve. buL 25 . Un-castable 26 . Math method 28 . Converter method 29 . Lea...

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head first java second edition phần 5 pptx

... ; 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) 29 2 chapter 10 Every method or constructor that parses a String can throw a NumberFormatExceptlon. It's a runtime...

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head first java second edition phần 7 ppt

... a OI'IvolJt\"Evtnt Graphics2D g2 = (Graphics2D) g; int r = (int) (Math.random{) * 25 0); int gr = (int) (Math.random() * 25 0); int b = (int) (Math .random() * 25 0); g.setColor(new Color(r,gr,b»; Tht I"est is tod~ to ~t"'t\"aie a \"andOlll tolO\" and painta Stllli-\"andolll \"tttan~lt . int ht = (int) «Math.random() * ... Genericwalter 26...

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head first java second edition phần 8 ppt

... listening for client requests comingin for port 424 2. o Server application makes a ServerSocket, on a specific port SarverSocket serverSock: new S&rV8rSocket( 424 2); 'II ' ': ~ ; ';;; ~' ., ... 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...

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head first java second edition phần 10 ppt

... you need an enterprise applil;atUm server . In java, that means a java 2 Enterprise Edition 02EE) server. AJ2EE server includes both a web server and an Enterprise JavaBeans(EJB) server, so that you can deploy an application that includes both servlets and EJBs. ... Flatten 33.Atomic It 8 6. Be brave 24 . Java jackets 39. VB's final 17. Encapsulated returner 35. Goodasnew 7. A...

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head first java second edition phần 1 potx

... code. Java 2 (wnloKs 1 .2 t~) 23 00dasses Much faster. Can (sometimes) run at native speeds.Serious, powerful.Comes in three flavors: Micro Edition (J2ME), Standard Edition (J2SE) and Enterprise Edition (J2EE) . Becomes the langutlge of chola for new enterprise (especially web -based) ... intro A very brief history of Java ~ > «l ~ '0 ~ .s 01 :c ~ 3500 I! ~ 3000 '!...

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head first java second edition phần 4 pot

... 13 a.ml()i } B's ml, m2 t m3, b.rn2(); C's A's c.m3(); B's m1, A's rn2, C's m3, 6 a2.ml(); } A's m1, A's rn2, C's mJ, 13 a2 .m2 ( ) i a2 .m3 ( ) ; 1 92 chapter 7 21 6 chapter 8 Wait a minute what good is ... ( System.out.print(UB'S ml, U); } } } code b.ml (); } output: candidates: c.m2(); a.m3 (); A's ml, A's m2, C's m3, 6 c...

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head first java second edition phần 6 docx

... to change the instrument and note . Experiment by passing in two int values from 0 to 127 . 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.cr...

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head first java second edition phần 9 ppsx

... 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 ... element and make the subclass implement Comparable. 5 52 chapter 16 Java. util.Comparator public interface Comparator<T> int...

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