IEnoobong

package co.enoobong.rotimiphotography.backend;


import org.json.JSONException;
import org.json.JSONObject;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;

IEnoobong

/**
 *
 * @author ienoobong
 */
public class Animal {
    private int hands;
    private int legs;
    private int eyes;

    public Animal (int hands, int legs, int eyes){

IEnoobong

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

IEnoobong

 val sum = (0 until Integer.MAX_VALUE)
            .map { it.toLong() }
            .sum()
println(sum)

IEnoobong

class Hotel(val name: String, val address: String, val hasPool: Boolean, val hasWifi: Boolean){

    override fun toString(): String {
        return "Hotel(name='$name', address='$address', hasPool=$hasPool, hasWifi=$hasWifi)"
    }

}

class HotelAdapter(context: Context, @LayoutRes private val layoutResource: Int, private val hotels: List<Hotel>):
        ArrayAdapter<Hotel>(context, layoutResource, hotels) {

IEnoobong

class CustomArrayAdapter(context: Context,
                         @LayoutRes private val layoutResource: Int,
                         @IdRes private val textViewResourceId: Int = 0,
                         private val values: List<ModelDisplayName>) : ArrayAdapter<ModelDisplayName>(context, layoutResource, values) {

    override fun getItem(position: Int): ModelDisplayName = values[position]

    override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
        val view = createViewFromResource(convertView, parent, layoutResource)

IEnoobong

interface ModelDisplayName {
    val displayName: String
}

IEnoobong

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.23;

import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/access/Ownable.sol";

contract AddressBook is Ownable {

    struct Contact {
        uint id;