Clase 1: Introducción del curso y conceptos básicos

Transcript

4. http://developer.android.com https://github.com/wnieves19 https://speakerdeck.com/wnieves19)
9. www.stackoverflow.com)
16. public class Dog { }
17. public class Dog { void play(){ } void bark(){ } }
18. public class Dog { void play(){ statement1; } void bark(){ statement1; statement2; } }
19. public class MyClass { public static void main(String[] args){ } }
22. public class MyClass { public static void main(String[] args){ int x= 3; x = x * 5; System.out.println(”The value of x = ” + x); //this is a comment } }
27. public class Dog { public String play(){ String sentences= “This is a sentence”; return sentence; } }
28. public class Car{ public void moveForward(int speed){ System.out.println(“The car accelerate to ”+ speed); } }
29. public static void main(String[] args){ System.out.println("Bienvenidos al programa de suma simple"); System.out.println("Si entras dos números los sumare por ti"); Scanner reader = new Scanner(System.in); System.out.println("Entra un numero: "); int n = reader.nextInt(); System.out.println("Entra otro numero"); int y = reader.nextInt(); int total = n + y; System.out.println("La suma de ambos numero es "+ total); }
30. public class MyClass { public static void main(String[] args){ //for loop for (int i = 0; i<10; i++){ System.out.println(i+""); } //while loop int i = 0; while(i< 12){ System.out.println(i+""); i++; } } }
31. public class MyClass { public static void main(String[] args){ int x = 8; if(x > 10){ System.out.println("x is greater than 10"); }else{ System.out.println("x is less than 10"); } } }
33. public class MyClass { public static void main(String[] args){ int x = 13; if(x > 10 && x < 20){ System.out.println("x is between 10 and 20"); } }
34. Vehicle speed color make moveForward() stop() steer() Campos de Instancia Comportamiento
35. Vehicle speed color make moveForward() stop() steer() Car Motorcycle Bicycle Superclase Subclases
36. Vehicle speed color make moveForward() stop() steer() Car Motorcycle Bicycle Drone fly() //codigo especifico //de drones land()
37. Song artist album setArtist() setAlbum() play() Sabe Hace
38. public class MyClass { public static void main(String[] args){ Song song = new Song(); song.play(); } }
40. public class Vehicle { private int speed; private String color; private String make; public void moveForward(){ System.out.println("Vehicle moving forward"); } public void stop(){ System.out.println("Vehicle is stopping"); } public void steer(){ System.out.println("Vehicle is steering"); } }
41. public class Car extends Vehicle { int wheelSize = 16; public void openTrunk(){ //Opening trunk code } }
42. public class MyClass { public static void main(String[] args){ Car car = new Car(); car.moveForward(); } }