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Sisendbaidivoogu saab realiseerida järgmise klassi alamklassidega
Mitu baiti kirjutab järgmine programm faili?
try ( DataOutputStream dos = new DataOutputStream( new FileOutputStream("andmed.bin"))) { dos.writeInt(14); dos.writeInt(779); dos.writeInt(884075); dos.writeDouble(12.24);}
Klassi File objekt võib olla
Mida väljastab järgmine programmilõik?
DoubleProperty arv1 = new SimpleDoubleProperty(15.5);DoubleProperty arv2 = new SimpleDoubleProperty(5);NumberBinding vahe = arv1.subtract(arv2);arv2.set(12.6);arv1.bind(arv2);System.out.println(vahe.getValue());
Mida väljastab järgmine programmilõik?
DoubleProperty arv1 = new SimpleDoubleProperty(15.5);DoubleProperty arv2 = new SimpleDoubleProperty(5);NumberBinding vahe = arv1.subtract(arv2);arv1.set(12.6);System.out.println(vahe.getValue());
Mida väljastab järgmine programmilõik?
DoubleProperty arv1 = new SimpleDoubleProperty(15.5);DoubleProperty arv2 = new SimpleDoubleProperty(5);NumberBinding vahe = arv1.subtract(arv2);System.out.println(vahe.getValue());
Mida väljastab järgmine programmilõik?
DoubleProperty arv1 = new SimpleDoubleProperty(15.5);DoubleProperty arv2 = new SimpleDoubleProperty(5);arv1.bind(arv2);System.out.println(arv1.get());
Klassikirjelduses võib olla teise klassi kirjeldus.
Circle ring = new Circle(50, Color.RED);kiht1.getChildren().add(ring);kiht1.addEventFilter(MouseEvent.ANY, event -> event.consume());ring.setOnMouseClicked(event -> { if (ring.getFill() == Color.RED) ring.setFill(Color.BLUE); else ring.setFill(Color.YELLOW);});
Circle ring = new Circle(50, Color.RED);ring.setOnMouseClicked(event -> { if (ring.getFill() == Color.RED) ring.setFill(Color.BLUE); else ring.setFill(Color.YELLOW);});
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