Programming Examples

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html

<!DOCTYPE html>
<html>
<title>Web Page Design</title>
<head>
<style type="text/css">
div
{
   width:100px;
   height:75px;
   background-color:red;
   border:1px solid black;
}
#div2
{
   transform:rotate(30deg);
   -ms-transform:rotate(30deg); /* IE 9 */
   -moz-transform:rotate(30deg); /* Firefox */
   -webkit-transform:rotate(30deg); /* Safari and Chrome */
   -o-transform:rotate(30deg); /* Opera */
   background-color:yellow;
}
</style>
</head>
<body>
<div>Hello, World!</div>
<div id="div2">Hello, CSS3!</div>
</body>
</html>

Assigment 2

java8

public class HelloWorld{

     public static void main(String []args){
        System.out.println("Hello World");
     }
}

CellPhone Actividades con los celulares

cpp

#include <iostream>
//#include "Celular.h"
#include "ArrCelular.h"  //El archivo ArrCelular llama al Celular.h
//#include "ListaCelular.h"
using namespace std;

int main()
{
	CArrCelular* arreglo;    //Crea un objeto del tipo arreglo
	arreglo = new CArrCelular();//el objeto es de tipo PUNTERO
	CCelular* objDinamic1 = new CCelular((char*)("Black Berry"), 94653212, 13246789);
	arreglo->insertar(objDinamic1);  // Método ... se usa -> porque es Puntero
	
	CCelular* objDinamic2 = new CCelular((char*)("LG"), 94653214, 13246789);
	arreglo->insertar(objDinamic2);

	//Cout arreglo
	cout << arreglo->recuperar(0)->getMarca() << " " <<  //devuelve el OBJETO celular
		arreglo->recuperar(0)->getNumero() << " " <<
		arreglo->recuperar(0)->getImei() << " " << endl;
	
	CCelular* tmp;
	tmp = arreglo->recuperar(1);
	//cout<<tmp->getMarca()
	cout << "Marca : " << tmp->getMarca() << " Num : " << tmp->getNumero() << " Imei : " << tmp->getImei() << endl;
	cout << "La cantidad de celulares es: " << arreglo->getLongitud()<< endl;
	cout << "La posición del Nro de celular en el arreglo es: " << arreglo->buscar(94653212) << endl;
	arreglo->eliminarPorPosicion(0);
	cout << "La cantidad de celulares es: " << arreglo->getLongitud()<< endl;
	arreglo->eliminarTodo();
	cout << "La cantidad de celulares es: " << arreglo->getLongitud()<< endl;

	getchar();

Assignment 2 CSN_103 OOPS

java8

public class HelloWorld{

     public static void main(String []args){
        System.out.println("Hello World");
     }
}

Taiwan 9 digits divisible 1-9

cbasic

10  DIM A(9),B(9)
12  PRINT "CALCULATING ... ";
15  FOR L = 1 TO 9:A(L) = 0:B(L) = 0: NEXT L:A(1) =  INT ( RND (1) * 9) + 1:B(A(1)) = 1: FOR K = 2 TO 9
50 A(K) =  INT ( RND (1) * 9) + 1: IF B(A(K)) = 1 THEN 50
60 B(A(K)) = 1: NEXT K: FOR J = 1 TO 9: NEXT J:G = A(1) * 10 + A(2): IF G =  INT (G / 2) * 2 THEN 340
330  GOTO 15
340 F = A(1) * 100 + A(2) * 10 + A(3): IF INT (F / 3) * 3 <> F THEN 15
370 E = A(1) * 1000 + A(2) * 100 + A(3) * 10 + A(4): IF INT (E / 4) * 4 <>E THEN 15
400 A(5) = 5
430 C = A(1) * 100000 + A(2) * 10000 + A(3) * 1000 + A(4) * 100 + A(5) * 10 + A(6): IF INT (C / 6) * 6 <> C THEN 15
470 B = A(1) * 1000000 + A(2) * 100000 + A(3) * 10000 + A(4) * 1000 + A(5) * 100 + A(6) * 10 + A(7): IF INT (B / 7) * 7 <> B THEN 15
500 A = A(1) * 10000000 + A(2) * 1000000 + A(3) * 100000 + A(4) * 10000 + A(5) * 1000 + A(6) * 100 + A(7) * 10 + A(8): IF INT (A / 8) * 8 <> A THEN 15
510 R = A(1) * 100000000 + A(2) * 10000000 + A(3) * 1000000 + A(4) * 100000 + A(5) * 10000 + A(6) * 1000 + A(7) * 100 + A(8)*10 + A(9): IF INT (R / 9) * 9 <> R THEN 15
530  PRINT : PRINT "ANSWER FOUND !"
540  FOR M = 1 TO 9: PRINT A(M);" ";: NEXT M
600 end

tester_exercice_c++_fichier_somme_count_order

cpp

#include <iostream>

using namespace std;

int main()
{
   cout << "Hello World" << endl; 
   
   return 0;
}

xc zxc zc z zxc z zc czv zz zcv zcv zc z

javascript

<!DOCTYPE html>
<html>
<title>Web Page Design</title>
<head>
<script>
function sayHello() {
   document.write("Hello, Coding fgbfxbx!");
}
sayHello();
</script>
</head>
<body>
</body>
</html>

SnakeTheBestGAmeIn tge wirkd

java8

package com.zetcode;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;

import javax.swing.ImageIcon;
import javax.swing.JPanel;
import javax.swing.Timer;

public class Board extends JPanel implements ActionListener {

    private final int B_WIDTH = 300;
    private final int B_HEIGHT = 300;
    private final int DOT_SIZE = 10;
    private final int ALL_DOTS = 900;
    private final int RAND_POS = 29;
    private final int DELAY = 140;

    private final int x[] = new int[ALL_DOTS];
    private final int y[] = new int[ALL_DOTS];

    private int dots;
    private int apple_x;
    private int apple_y;

    private boolean leftDirection = false;
    private boolean rightDirection = true;
    private boolean upDirection = false;
    private boolean downDirection = false;
    private boolean inGame = true;

    private Timer timer;
    private Image ball;
    private Image apple;
    private Image head;

    public Board() {

        addKeyListener(new TAdapter());
        setBackground(Color.black);
        setFocusable(true);

        setPreferredSize(new Dimension(B_WIDTH, B_HEIGHT));
        loadImages();
        initGame();
    }

    private void loadImages() {

        ImageIcon iid = new ImageIcon("dot.png");
        ball = iid.getImage();

        ImageIcon iia = new ImageIcon("apple.png");
        apple = iia.getImage();

        ImageIcon iih = new ImageIcon("head.png");
        head = iih.getImage();
    }

    private void initGame() {

        dots = 3;

        for (int z = 0; z < dots; z++) {
            x[z] = 50 - z * 10;
            y[z] = 50;
        }

        locateApple();

        timer = new Timer(DELAY, this);
        timer.start();
    }

    @Override
    public void paintComponent(Graphics g) {
        super.paintComponent(g);

        doDrawing(g);
    }
    
    private void doDrawing(Graphics g) {
        
        if (inGame) {

            g.drawImage(apple, apple_x, apple_y, this);

            for (int z = 0; z < dots; z++) {
                if (z == 0) {
                    g.drawImage(head, x[z], y[z], this);
                } else {
                    g.drawImage(ball, x[z], y[z], this);
                }
            }

            Toolkit.getDefaultToolkit().sync();

        } else {

            gameOver(g);
        }        
    }

    private void gameOver(Graphics g) {
        
        String msg = "Game Over";
        Font small = new Font("Helvetica", Font.BOLD, 14);
        FontMetrics metr = getFontMetrics(small);

        g.setColor(Color.white);
        g.setFont(small);
        g.drawString(msg, (B_WIDTH - metr.stringWidth(msg)) / 2, B_HEIGHT / 2);
    }

    private void checkApple() {

        if ((x[0] == apple_x) && (y[0] == apple_y)) {

            dots++;
            locateApple();
        }
    }

    private void move() {

        for (int z = dots; z > 0; z--) {
            x[z] = x[(z - 1)];
            y[z] = y[(z - 1)];
        }

        if (leftDirection) {
            x[0] -= DOT_SIZE;
        }

        if (rightDirection) {
            x[0] += DOT_SIZE;
        }

        if (upDirection) {
            y[0] -= DOT_SIZE;
        }

        if (downDirection) {
            y[0] += DOT_SIZE;
        }
    }

    private void checkCollision() {

        for (int z = dots; z > 0; z--) {

            if ((z > 4) && (x[0] == x[z]) && (y[0] == y[z])) {
                inGame = false;
            }
        }

        if (y[0] >= B_HEIGHT) {
            inGame = false;
        }

        if (y[0] < 0) {
            inGame = false;
        }

        if (x[0] >= B_WIDTH) {
            inGame = false;
        }

        if (x[0] < 0) {
            inGame = false;
        }
        
        if(!inGame) {
            timer.stop();
        }
    }

    private void locateApple() {

        int r = (int) (Math.random() * RAND_POS);
        apple_x = ((r * DOT_SIZE));

        r = (int) (Math.random() * RAND_POS);
        apple_y = ((r * DOT_SIZE));
    }

    @Override
    public void actionPerformed(ActionEvent e) {

        if (inGame) {

            checkApple();
            checkCollision();
            move();
        }

        repaint();
    }

    private class TAdapter extends KeyAdapter {

        @Override
        public void keyPressed(KeyEvent e) {

            int key = e.getKeyCode();

            if ((key == KeyEvent.VK_LEFT) && (!rightDirection)) {
                leftDirection = true;
                upDirection = false;
                downDirection = false;
            }

            if ((key == KeyEvent.VK_RIGHT) && (!leftDirection)) {
                rightDirection = true;
                upDirection = false;
                downDirection = false;
            }

            if ((key == KeyEvent.VK_UP) && (!downDirection)) {
                upDirection = true;
                rightDirection = false;
                leftDirection = false;
            }

            if ((key == KeyEvent.VK_DOWN) && (!upDirection)) {
                downDirection = true;
                rightDirection = false;
                leftDirection = false;
            }
        }
    }
}

ToString correto em Struct

csharp

using static System.Console;

public class Program {
	public static void Main() => WriteLine(new Cores(80, 20, 160));
}

struct Cores {
	public byte R { get; }
	public byte G { get; }
	public byte B { get; }
	
	public Cores(byte r, byte g, byte b) {
		R = r;
		G = g;
		B = b;
	}
	public override string ToString() => $"{R}, {G}, {B}";
}

//https://pt.stackoverflow.com/q/236022/101

CSS_JavaScript_examples_demo

javascript

<!DOCTYPE html>
<html>
<head>
<style>
h1{color: red;}
#para_bold {
   font-weight: bold;
    
}
.para_smallfont {font-style: italic;;}
    
</style>

<title>Web Page Design</title>

<script>

function sayHello() {
   document.write("Hello, Coding Ground!");
}
sayHello();

</script>
</head>
<body>
<h1> Section 1</h1>

<p id = "para_bold"> This paragraph will be in bold</p>
<p class = "para_smallfont"> This is a smaller font paragraph</p>
<p class = "para_smallfont" > this is another smaller font paragraph</p>

<h1> Section 2</h1>
</body>
</html>

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