Trần Phan An Trường beta21s

Install Apache Ignite as a systemd service

Create a user for running Apache Ignite.

sudo useradd -s /usr/sbin/nologin -m ignite

Create a folder for the configuration files and the data folder for Apache Ignite Native Persistence.

sudo -u ignite mkdir -p /home/ignite/apache-ignite-config /home/ignite/apache-ignite-data

	```
	package com.truongtpa
	package Study2b

	import org.apache.spark.rdd.RDD
	import org.apache.spark.sql.SparkSession

	object Scenario4 {
	def main(args: Array[String]): Unit = {

	#include <SPI.h>
	#include <Ethernet.h>

	byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
	EthernetClient client;
	String data;

	void setup() {
	Serial.begin(9600);
	while (!Serial) {

	Route::post('/send-email', function (Request $request) {
	$json = $request->input('data');
	if (ToolsModel::isJson($json)) {
	$data = (array)json_decode($request->input('data'));
	Mail::send($data['template'], $data, function ($m) use ($data) {
	$m->from(env('MAIL_FROM_ADDRESS', null), env('MAIL_FROM_NAME', null));
	$m->to($data['email'])->subject($data['subject']);
	});
	return ToolsModel::status(200, "Thực hiện gửi email thành công");
	}

	void setup() {
	Serial.begin(9600);
	Serial.println("Xin chao.....");
	pinMode(13, OUTPUT);
	pinMode(3, INPUT);
	}
	int st_nut = LOW; // Trạng thái trước đó của nút
	long time_A = 0; // TG nhấn nút A
	void loop() {
	int st = digitalRead(3);

	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<script src="https://cdnjs.cloudflare.com/ajax/libs/paho-mqtt/1.0.1/mqttws31.min.js" type="text/javascript"></script>
	<script src="https://code.jquery.com/jquery-3.6.1.min.js" type="text/javascript"></script>
	</head>
	<body>

	#include <WiFi.h>
	#include "PubSubClient.h"

	const char * MQTTServer = "";
	const char * MQTT_Topic = "";

	// Tạo ID ngẫu nhiên tại: https://www.guidgen.com/
	const char * MQTT_ID = "";
	int Port = 1883;