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java Programming Glossary: rndWhy 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 data int arraySize 32768 int data new int arraySize Random rnd new Random 0 for int c 0 c arraySize c data c rnd.nextInt 256.. Random rnd new Random 0 for int c 0 c arraySize c data c rnd.nextInt 256 With this the next loop runs faster Arrays.sort..
http://stackoverflow.com/questions/1519736/random-shuffling-of-an-array “Yates shuffle static void shuffleArray int ar Random rnd new Random for int i ar.length 1 i 0 i int index rnd.nextInt.. rnd new Random for int i ar.length 1 i 0 i int index rnd.nextInt i 1 Simple swap int a ar index ar index ar i ar i a..
'Fill' Unicode characters in labels http://stackoverflow.com/questions/18686199/fill-unicode-characters-in-labels Font font new Font Sans Serif Font.PLAIN 50 static Random rnd new Random public static void addUnicodeCharToContainer String.. JLabel l new JLabel s l.setFont font if randomColor int r rnd.nextInt 255 int g rnd.nextInt 255 int b rnd.nextInt 255 l.setForeground.. l.setFont font if randomColor int r rnd.nextInt 255 int g rnd.nextInt 255 int b rnd.nextInt 255 l.setForeground new Color..
Java's Collections.shuffle is doing what? http://stackoverflow.com/questions/2249520/javas-collections-shuffle-is-doing-what open source P public static void shuffle List list Random rnd int size list.size if size SHUFFLE_THRESHOLD list instanceof.. RandomAccess for int i size i 1 i swap list i 1 rnd.nextInt i else Object arr list.toArray Shuffle array for int.. Shuffle array for int i size i 1 i swap arr i 1 rnd.nextInt i Dump array back into list ListIterator it list.listIterator..
How to generate a random BigInteger value in Java? http://stackoverflow.com/questions/2290057/how-to-generate-a-random-biginteger-value-in-java constructor available public BigInteger int numBits Random rnd Constructs a randomly generated BigInteger uniformly distributed.. Use a loop BigInteger r do r new BigInteger n.bitLength rnd while r.compareTo n 0 on average this will require less than.. BigInteger.ONE BigInteger r s do s new BigInteger nlen 100 rnd r s.mod n while s.subtract r .add nm1 .bitLength nlen 100 result..
GUI not working after rewriting to MVC http://stackoverflow.com/questions/3066590/gui-not-working-after-rewriting-to-mvc class Model extends Observable private static final Random rnd new Random private static final Piece pieces Piece.values private.. private Piece hidden init private Piece init return pieces rnd.nextInt pieces.length public void reset hidden init setChanged..
http://stackoverflow.com/questions/3420311/java-swing-button-colors private static final int N 4 private static final Random rnd new Random private final Timer timer new Timer 1000 this private.. e for JPanel p panels p.setBackground new Color rnd.nextInt private static class ButtonPanel extends JPanel public.. public ButtonPanel int i this.setBackground new Color rnd.nextInt this.add new JButton Button String.valueOf i public..
how can I convert String to SecretKey http://stackoverflow.com/questions/4551263/how-can-i-convert-string-to-secretkey final byte ivData new byte blockSize final SecureRandom rnd SecureRandom.getInstance SHA1PRNG rnd.nextBytes ivData final.. final SecureRandom rnd SecureRandom.getInstance SHA1PRNG rnd.nextBytes ivData final IvParameterSpec iv new IvParameterSpec..
http://stackoverflow.com/questions/4897410/non-repeating-random-numbers class RandomNumber private static final RandomNumber rnd new RandomNumber private static final char VALUES new char ..
problem formatting fields in a JTable - differences between Integer and Double http://stackoverflow.com/questions/6187566/problem-formatting-fields-in-a-jtable-differences-between-integer-and-double i 0 i this.minimumDisplayedRow i this.addEmptyRow Random rnd new Random for int i 0 i 7 i ArrayList Object row new ArrayList.. Object row new ArrayList Object row.add i row.add rnd.nextInt 25 prova row.add rnd.nextInt 25 row.add rnd.nextInt.. Object row.add i row.add rnd.nextInt 25 prova row.add rnd.nextInt 25 row.add rnd.nextInt 25 3.14 row.add i 2 0 true..
JFreeChart scaling of Boxplots with several Categories http://stackoverflow.com/questions/6844759/jfreechart-scaling-of-boxplots-with-several-categories static final int VALUES 10 private static final Random rnd new Random private List String columns private List List List.. list new ArrayList Double for int i 0 i VALUES i list.add rnd.nextGaussian return list private void createDataset int start..
refreshing background color for a row in jtable http://stackoverflow.com/questions/6900628/refreshing-background-color-for-a-row-in-jtable String Vector Object tbl1 new Vector Object Random rnd new Random tbl.add Integer tbl.add Double tbl.add Boolean.. new Vector Object tbl1.addElement row 1 tbl1.addElement rnd.nextInt 25 3.14 tbl1.addElement row 3 0 false true tbl1.addElement..
swing timer doesn't work properly [closed] http://stackoverflow.com/questions/7933424/swing-timer-doesnt-work-properly true else return false private void createArray Random rnd new Random while i 4 random rnd.nextInt 3 1 if includes random.. void createArray Random rnd new Random while i 4 random rnd.nextInt 3 1 if includes random arr i random iconList i img.. iconList i img random 1 i public boolean includes int rnd counter 0 for j 0 j arr.length j if arr j rnd counter if..
http://stackoverflow.com/questions/8614972/passing-current-date final String TITLE Baubles private static final Random rnd new Random private static final AlphaComposite ac AlphaComposite.getInstance.. queue if bauble.x getWidth bauble.y getHeight bauble.x rnd.nextInt getWidth bauble.y rnd.nextInt getHeight timer.start.. getHeight bauble.x rnd.nextInt getWidth bauble.y rnd.nextInt getHeight timer.start @Override public void actionPerformed..
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