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java Programming Glossary: twoWhy is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array Compiler 11 does something miraculous. It interchanges the two loops thereby hoisting the unpredictable branch to the outer..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times . This will normally be invoked one or two times per JSF request response cycle depending on whether the..
getResourceAsStream() vs FileInputStream http://stackoverflow.com/questions/2308188/getresourceasstream-vs-fileinputstream getResourceAsStream . What is the difference between the two methods and why does one work while the other doesn't java..
Overriding equals and hashCode in Java http://stackoverflow.com/questions/27581/overriding-equals-and-hashcode-in-java keep returning the same value . The relation between the two methods is Whenever a.equals b then a.hashCode must be same.. ... public int hashCode return new HashCodeBuilder 17 31 . two randomly chosen prime numbers if deriving appendSuper super.hashCode..
What is a raw type and why shouldn't we use it? http://stackoverflow.com/questions/2770321/what-is-a-raw-type-and-why-shouldnt-we-use-it because Java generics are non reified there are two exceptions where raw types must be used in new code Class literals..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog from a service . In the next example we are going to use two classes you may not be aware of ResultReceiver and IntentService..
Generating random numbers in a range with Java http://stackoverflow.com/questions/363681/generating-random-numbers-in-a-range-with-java find a method which returns a random value between two numbers. I have tried the following things but I still have..
Why not use Double or Float to represent currency? http://stackoverflow.com/questions/3730019/why-not-use-double-or-float-to-represent-currency to 1.45 10^4 except that instead of the base being 10 it's two. All real decimal numbers can be seen in fact as exact fractions.. can't be represented exactly as a fraction of a power of two either. As a simple example you simply cannot store 0.1 inside..
Can a progress bar be used in a class outside main? http://stackoverflow.com/questions/4637215/can-a-progress-bar-be-used-in-a-class-outside-main how many of those rows have text 1 of 9 classes is called two rows must have text . The called class performs calculations.. import java.awt.event. import javax.swing. public class twoLoan extends JFrame static JFrame progressFrame static JProgressBar.. public double savedReturn return amountSaved end class twoLoans java swing jprogressbar share improve this question..
“implements Runnable” vs. “extends Thread” http://stackoverflow.com/questions/541487/implements-runnable-vs-extends-thread what time I've spent with threads in Java I've found these two ways to write threads. public class ThreadA implements Runnable.. call Is there any significant difference in these two blocks of code java multithreading share improve this question..
Calling awt Frame methods from subclass http://stackoverflow.com/questions/5665156/calling-awt-frame-methods-from-subclass click mouse button a System.out is fired. Now there are two ways in which you can access your Frame object. But before that.. your Frame object. But before that let me state these two points When you create a PApplet like new ExampleFrame new Menu..
Remove Top-Level Container on Runtime http://stackoverflow.com/questions/6309407/remove-top-level-container-on-runtime are shown here . When memory is very limited I've used two approaches Emergent Loop from the command line starting a new..
When to use <ui:include>, tag files, composite components and/or custom components? http://stackoverflow.com/questions/6822000/when-to-use-uiinclude-tag-files-composite-components-and-or-custom-componen and my answer on this question Split java.util.Date over two h inputText fields representing hour and minute with f convertDateTime..
Java String.equals versus == [duplicate] http://stackoverflow.com/questions/767372/java-string-equals-versus Note that string constants are usually interned such that two constants with the same value can actually be compared with..
The Use of Multiple JFrames, Good/Bad Practice? http://stackoverflow.com/questions/9554636/the-use-of-multiple-jframes-good-bad-practice for groups of components. JSplitPane A way to display two components of which the importance between one or the other..
http://stackoverflow.com/questions/9864267/load-icon-image-exception More info on as to where lies the difference between the two approaches can be found on this thread Different ways of loading..
Calculating the Difference Between Two Java Date Instances http://stackoverflow.com/questions/1555262/calculating-the-difference-between-two-java-date-instances the Difference Between Two Java Date Instances I'm using Java's java.util.date class in..
Javax.swing timer repeats fine, but ActionListener doesn't do anything http://stackoverflow.com/questions/2123841/javax-swing-timer-repeats-fine-but-actionlistener-doesnt-do-anything two actions without a break that perform the same toggle. Two toggles. The state does not change although there are repaint..
Difference between Inheritance and Composition http://stackoverflow.com/questions/2399544/difference-between-inheritance-and-composition also Composition versus Inheritance A Comparative Look at Two Fundamental Ways to Relate Classes share improve this answer..
http://stackoverflow.com/questions/299068/how-slow-are-java-exceptions logic shouldn't be used for normal program flow in Java. Two reasons are usually given 1 its really slow even an order of..
Simple popup java form with at least two fields http://stackoverflow.com/questions/3002787/simple-popup-java-form-with-at-least-two-fields private static void display String items One Two Three Four Five JComboBox combo new JComboBox items JTextField..
What is the difference between “text” and new String(“text”) in Java? http://stackoverflow.com/questions/3052442/what-is-the-difference-between-text-and-new-stringtext-in-java on two reference types is a reference identity comparison. Two objects that are equals are not necessarily . It is usually..
Validating input using java.util.Scanner http://stackoverflow.com/questions/3059333/validating-input-using-java-util-scanner Don't be shy to create multiple Scanner if necessary. Two simple Scanner is often better than one overly complex Scanner..
http://stackoverflow.com/questions/3174765/variable-layout-in-swing this.add createPane 3 One Color.red this.add createPane 3 Two Color.green this.add createPane 10 Three Color.blue private..
Why does the JVM still not support tail-call optimization? http://stackoverflow.com/questions/3616483/why-does-the-jvm-still-not-support-tail-call-optimization does the JVM still not support tail call optimization Two years after does the jvm prevent tail call optimizations there..
Multiple row selection in JTable http://stackoverflow.com/questions/4526779/multiple-row-selection-in-jtable 1 private static final Object DATA One Boolean.TRUE Two Boolean.FALSE Three Boolean.TRUE Four Boolean.FALSE Five Boolean.TRUE..
Looking for Java spell checker library [closed] http://stackoverflow.com/questions/559510/looking-for-java-spell-checker-library out Jazzy its used in some high profile Java applications. Two problems with it It has not been updated since 2005. There is..
How would you code an efficient Circular Buffer in Java or C# http://stackoverflow.com/questions/590069/how-would-you-code-an-efficient-circular-buffer-in-java-or-c-sharp Start b b.add One System.out.println One b b.add Two System.out.println Two b System.out.println Got ' b.get ' now.. One System.out.println One b b.add Two System.out.println Two b System.out.println Got ' b.get ' now b b.add Three System.out.println..
How do I simulate a buffered peripheral device with SwingWorker? http://stackoverflow.com/questions/7036509/how-do-i-simulate-a-buffered-peripheral-device-with-swingworker operation or the buffer will be empty. What if it's empty Two possibilities a there's already a buffer load operation in flight..
Programatically Hide/Show Android Soft Keyboard [duplicate] http://stackoverflow.com/questions/7200281/programatically-hide-show-android-soft-keyboard help of all friends here. 1. To Show keyboard on startup Two answers worked for me. One provided by @CapDroid which is to..
How do I create executable Java program? http://stackoverflow.com/questions/804466/how-do-i-create-executable-java-program samples java create jar javac d . HelloWorldSwing.java Two files were created inside the start folder Dummy.class and HelloWorldSwing.class..
How to implement a Map with multiple keys? http://stackoverflow.com/questions/822322/how-to-implement-a-map-with-multiple-keys java data structures share improve this question Two maps. One Map K1 V and one Map K2 V . If you must have a single..
Adding JPanels from other classes to the cardLayout http://stackoverflow.com/questions/9322474/adding-jpanels-from-other-classes-to-the-cardlayout the LayoutManager set to CardLayout. This card consists of Two JButtons. private ActionListener action public Window1 init.. the LayoutManager set to CardLayout. This card consists of Two JLabels and two JCheckBox with GridLayout. private ActionListener..
Exception occurred when flushing data . What is this and why am I getting this? http://stackoverflow.com/questions/12327857/exception-occurred-when-flushing-data-what-is-this-and-why-am-i-getting-this the filter request.setAttribute Client IP IP THE FOLLOWING TWO STATEMENTS CAUSE AN EXCEPTION IF I COMMENT THEM OUT NO EXCEPTION..
Positioning of components (how to place a few buttons center screen same size) http://stackoverflow.com/questions/12835198/positioning-of-components-how-to-place-a-few-buttons-center-screen-same-size d btt1.setPreferredSize d JButton btt2 new JButton BUTTON TWO btt2.setSize d btt2.setMinimumSize d btt2.setMaximumSize d btt2.setPreferredSize..
Is Java guaranteed to inline string constants if they can be determined at compile time http://stackoverflow.com/questions/1406616/is-java-guaranteed-to-inline-string-constants-if-they-can-be-determined-at-compi static final String ONE ABC public static final String TWO DEF public Class2 public void someMethod System.out.println.. void someMethod System.out.println Class1.ONE Class1.TWO Typically you would expect the compiler to inline the ONE and.. you would expect the compiler to inline the ONE and TWO constants. However is this behavior guaranteed Can you deploy..
Is it possible to extend Java Enums? http://stackoverflow.com/questions/2642281/is-it-possible-to-extend-java-enums Digit int getValue enum Decimal implements Digit ZERO ONE TWO THREE FOUR FIVE SIX SEVEN EIGHT NINE private final int value..
http://stackoverflow.com/questions/2780129/get-enum-by-its-inner-field test Test enum to test enum public enum TestEnum ONE 1 TWO 2 THREE 3 private int number TestEnum int number this.number.. made final . import java.util. public enum TestEnum ONE 1 TWO 2 SIXTY_NINE 69 private final int number TestEnum int number..
How to do a fractional power on BigDecimal in Java? http://stackoverflow.com/questions/3579779/how-to-do-a-fractional-power-on-bigdecimal-in-java the formula X^ A B X^A X^B to separate the calculation to TWO powers the big using BigDecimal.pow and the small remainder..
Java Audio - How to play song during game (Application, not Applet) http://stackoverflow.com/questions/3785652/java-audio-how-to-play-song-during-game-application-not-applet to play song during game Application not Applet LAST EDIT TWO SIMPLE ANSWERS NEEDED. 1 I was able to get the code working..
http://stackoverflow.com/questions/3978654/java-string-enum set of strings Example enum Strings STRING_ONE ONE STRING_TWO TWO so I can use them as Strings Thanks java enums share.. of strings Example enum Strings STRING_ONE ONE STRING_TWO TWO so I can use them as Strings Thanks java enums share improve.. Elite Gentleman public enum Strings STRING_ONE ONE STRING_TWO TWO @param text private Strings final String text this.text..
How to make JTextPane autoscroll only when scroll bar is at bottom and scroll lock is off? http://stackoverflow.com/questions/4045722/how-to-make-jtextpane-autoscroll-only-when-scroll-bar-is-at-bottom-and-scroll-lo scrollLock Push the call to scrollToBottom back TWO PLACES on the AWT EDT queue so that it runs after Swing has..
JFormattedTextField is not properly cleared http://stackoverflow.com/questions/4148336/jformattedtextfield-is-not-properly-cleared e setBackground background enum Digit EMPTY 0 ONE 1 1 TWO 2 2 THREE 3 3 FOUR 4 4 FIVE 5 5 SIX 6 6 SEVEN 7 7 EIGHT 8 8..
Java: how to do double-buffering in Swing? http://stackoverflow.com/questions/4430356/java-how-to-do-double-buffering-in-swing how to do double buffering in Swing EDIT TWO To prevent snarky comments and one line answers missing the..
java inputstream read blocking http://stackoverflow.com/questions/611760/java-inputstream-read-blocking aByte read 1 store the byte. I was puzzled when I'd get TWO events in very close time proximity and not all my data was..
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