head first java second edition phần 1 potx

... intro A very brief history of Java ~ > «l ~ '0 ~ .s 01 :c ~ 3500 I! ~ 3000 '! lIlI 2500 "a c S 2000 lill ~ > 15 00 CII ., G) .z:. 10 00 .5 1ft 500 G) 1ft 1ft 0 lIlI U Java 1. 02 250 classes Slow. Cute ... 7EKNOWTHATOBJECTS HAVESTATEANDBEHAVIORREPRESENTEDBYINSTANCEVARIABLESANDMETHODS.OWWELLLOOK ATHOWSTATEANDBEHAVIORARERELATED!NOBJ...

Ngày tải lên: 12/08/2014, 19:20

... { System.out.print1n(islands{refj)i index(Ol .,. 1; index(ll '" 3; index ( 21 == 0; index[ 31 .,. 2; ~ String (] islands new String(4)i System.out.print(Uisland ; U); int [1 index "" y y + 1; new int[4Ji class TestArrays { public static void main(Strin N ":J ... answer - or - Echo e2 = e1; // is the bonus answer! int x = 0; while ( x < 4 ) { e1.hello...

Ngày tải lên: 12/08/2014, 19:20

... 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. 16 4 chapter 6 Ready-bake: GameHelper import java. io.*i import java. util.·: pUblic class GamaBelper This ... Ubrary'sgrandest 10 .Must be low density 11 . He's In there somewhere 15 . Asif 16 . dearth method 18 .Whatshopping and arrays haveIn common...

Ngày tải lên: 12/08/2014, 19:20

... Cat(); System.out.println(c.hashCode()); hashCode() 3 File Edit Window Help Drop % java TestObject 820 211 1 Cat c = new Cat(); System.out.println(c.toString()); toString() 4 File Edit Window Help LapseIntoComa % java TestObject Cat@7d277f Prints ... ) System. out. print ( "drift") 1 public class TestBoats { public static void main(String[ l args) { Boat bl = new Boat()l Sailb...

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...

Ngày tải lên: 12/08/2014, 19:20

... new Sequence(Sequence.PPQ, 4); Track track = seq.createTrack(), MidiEvent event = null; ShortMessage first = new ShortMessage(); first. setMessage (19 2, 1, instrument, 0); MidiEvent changelnstrument. = new MidiEvent (first, track.add(changelnstrument); 1) ; ShortHessage a ... that: few ~ ShortMessage b ~ new Shor~essage(); b.setMessage (12 B, 1, note, 10 0); MidiEvent noteOff =...

Ngày tải lên: 12/08/2014, 19:20

... commas: 80.mt,bow, lJWQrcl,dlUt 8OO,Troll,bare banlb,big ur: 18 O,Megictl n ,ape!h,lnviaibUity GameCharacter 11 &apos ;1 power String type WeaponD weapons gelWeaponO usaWeaponO I ncrease Power() II more serialization and file 1/ 0 Imagine you l1a-ve t 1 r .1 m"ee game Cllaract ers ... beats, track. add (makeEvent (17 6 ,1, 127,0 ,16 ) ) ; ",ake eve"ts and add the"...

Ngày tải lên: 12/08/2014, 19:20

... variables) 460 chapte r 14 10 110 1 1 0U Ol ' " 10 1000 010 10 1 0 10 0 01. 010 1 C 10 00 01 1 010 o 0 011 010 1 1. 0 1 10 10 Dog.class t\a ss >Jeys',OYl'IS :H =12 -~ • Serailization fails!! The JVM says, "you ... variable to static • • • • You write a Dog class 10 U Ol 10 11 01 ". \1& quot;&apos ;1 1 010 1 000 010 ·· \ ,,~S\()Y\· v...

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 ... B t" 343)·"""" -L 1_ 1. Cl J Clnd now o-t l.Olor1e scores. U er, , 11 ; WI<l .1 t.WO ClrQIo"...

Ngày tải lên: 12/08/2014, 19:20

... c5isttY· MyRemotelmpl,class MyRemotelmpl_Skel.class 10 UIn- 10 UO' o 11 0 0CI 110 00\ 01 MyRemotelmpL Stub.class llUJln, lIilUO""l o U CI O<Il1G1 0 (11 1 011 lOU 01. , to HoO 1. ~ 1\ I) ~~l 10 UtOl ,gclient Cllentclass Do,,' t +cn-5tt, tilt zhe ... < 39) ( II so now only do it if num <38 (15 \ of the time) track.add(makeEvent (14 4,l,rNum,lOO,l»)...

Ngày tải lên: 12/08/2014, 19:20