#Intro
Kotlin is a new programming language for the JVM. It produces Java bytecode, supports Android and generates JavaScript. The latest version of the language is Kotlin M5.3
Kotlin project website is at kotlin.jetbrains.org.
All the codes here can be copied and run on Kotlin online editor.
Let's get started.
| /** | |
| * Created by wogaljohn on 2/29/2016. | |
| */ | |
| var app = require('express')(); | |
| var http = require('http').Server(app); | |
| var io = require('socket.io')(http); | |
| app.get('/',function(req,res){ | |
| res.sendFile(__dirname+'/index.html'); | |
| }) |
| public function debug_to_console($data) { | |
| if(is_array($data) || is_object($data)) { | |
| echo("<script>console.log('PHP: ".json_encode($data)."');</script>"); | |
| } else { | |
| echo("<script>console.log('PHP: $data');</script>"); | |
| } | |
| } |
| # Basic | |
| # generate:model | |
| # generate:view | |
| # generate:controller | |
| # generate:seed | |
| # generate:migration | |
| # generate:pivot | |
| # generate:resource | |
| # generate:scaffold |
| ## Migration | |
| # Create a migration to create a table named 'posts' | |
| php artisan generate:migration create_posts_table | |
| # Create a migration to add a field named 'user_id' to the 'posts' table | |
| php artisan generate:migration add_user_id_to_posts_table | |
| # Create a migration to remove the 'user_id' field we just created | |
| php artisan generate:reomve_user_id_from_posts_table |
| ParseFile fileObject = (ParseFile)obj.get("image"); | |
| fileObject.getDataInBackground(new GetDataCallback() { | |
| public void done(byte[] data, ParseException e) { | |
| if (e == null) { | |
| bmp = BitmapFactory.decodeByteArray(data, 0,data.length); | |
| imgView.setImageBitmap(bmp); | |
| } else { | |
| Toast.makeText(getActivity(), "There was a problem downloading the data." , Toast.LENGTH_SHORT).show(); | |
| } | |
| } |
| @Override | |
| public void onSwipe(int direction) { | |
| switch (direction) { | |
| case SimpleGestureFilter.SWIPE_RIGHT : | |
| break; | |
| case SimpleGestureFilter.SWIPE_LEFT : | |
| startActivity(new Intent(this, SecondActivity.class)); | |
| break; | |
| case SimpleGestureFilter.SWIPE_DOWN : | |
| break; |
| <?php | |
| session_start(); | |
| include('conn.php'); | |
| if(isset($_GET['subj_id'])){$_SESSION['subj_id'] = $_GET['subj_id'];} | |
| ?> | |
| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <link type = "text/css" rel = "stylesheet" href="finalproj.css" /> |
| package com.example.mp1; | |
| import java.util.ArrayList; | |
| import java.util.List; | |
| import android.content.ContentValues; | |
| import android.content.Context; | |
| import android.database.Cursor; | |
| import android.database.sqlite.SQLiteDatabase; | |
| import android.database.sqlite.SQLiteOpenHelper; |
