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REF : https://www.codeigniter.com/userguide2/database/active_record.html

Select Data

$q = $this->db->query("select * from test_user where data_id = ?" , array($data_id));
echo "<br>Last Query = " .  $this->db->last_query();  // View Last query

//Option 2

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Very Basic Demo only

Love for Lua

//

Lua Programming Language

//

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<?php 
/* Author: Thitipong Samranvanich 
   Require :  PHP Codeigniter Framework
   Since  :  2017-03-23

   For use in UnitTest Only 
   
   Call Function by  
           1. add  "unittest1" in config/autoload.php
           2. in controller

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Update / Upgrade

REF : http://stackoverflow.com/questions/8191459/how-do-i-update-node-js

//Clear NPM's cache:

• npm update npm -g

//Install a little helper called 'n' , sudo is for linux

• sudo npm cache clean -f

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/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package mydb;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;

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• https://www.npmjs.com/package/mysql

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setup

• install vim (exe on windows ) , or notepad++ or visual studio code or SubLime or ELSE
• npm init
• npm install electron --save
• npm install electron --save-dev
• install electron ( exe for windows OS )

check config

• vim package.json ( for view )
• npm install

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Equip

• I use Ardruino NANO (China Version)
• Ardruino IDE 1.8.2

Learning

• circuits.io for simulate
• SPA YX-360TR E-B for Probe/Test/And Learn

setup in Ardruino IDE

• Board : Arduino NANO

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Javascipt Canvas with mouse.

• Author Thitipong Samranvanich
• since 2560
• mouse move with hilight box
• still no drag function

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/***
 Author: Thitipong Samranvanich
 Since: 2017
 Copyright 2017 
*/

#include <Servo.h>
Servo myservo;
void setup()
{