Yongwoo Yu (Yowu) uyu423

## RedisRepository.ts
import ioredis from 'ioredis';
import { DateTime } from 'luxon';

interface IRedisOption {
  expire: number | false;
}

type IRedisResponse<T> = IRedisHaveDataSuccessResponse<T> | IRedisNotHaveDataSuccessResponse | IRedisFailureResponse;

interface IRedisCommonResponse {

## asyncFunctionSeriesDoUsingArrayReduce.ts
const array = [];

array.reduce((promise, payload) => {
  return promise.then(() => {
    // something await function do
  });
}, Promise.resolve());

## NodejsSingletonPattern.js
// Singleton.js
class Singleton {
  constructor(initValue = 0) {
    this.value = initValue;
  }
  setValue(value) {
    this.value += value;
  }
  getValue() {
    return this.value;

## DBAndApiToChannelIoSync.js
const knex = require('knex')({
  client: 'mysql',
  connection: {
    host: 'hostname',
    user: 'usernmae',
    password: 'password',
    database: 'dbname',
  },
});
const fetch = require('node-fetch');

## CatchApiServerExceptionWithTelegramBot.js
import express from 'express';
import fetch from 'node-fetch';

const app = express();

app.get('/error/:number', (request, response) => {
  try {
    const result = occurError(request.params.number);
    response.json(result);
  } catch (error) {

## myNodejsRepositoryPattern.js
import config from 'getconfig';
import knex from 'knex';
import mongoose from 'mongoose';
import { User, Log } from './domainObjects';
import { Log as LogSchema } from './mongodbSchemas';

class MySQL {
  constructor() {
    this.driver = knex(config.DATABASE.MYSQL);
  }

## valueObject.js
class Money {
  constructor(value) {
    if (value < 0) throw Error('Money Type Valiation Exception');
    this.value = value;
  }
}

class Email {
  constructor(email) {
    const regExp = /^[0-9a-zA-Z]([-_\.]?[0-9a-zA-Z])*@[0-9a-zA-Z]([-_\.]?[0-9a-zA-Z])*\.[a-zA-Z]{2,3}$/i;

## class_question.js
class A {
  constructor(value) {
    this.value = value
  }
  adder() {
    this.value += 1;
  }
}

const v = new A(10);

## simple404page.html
<!DOCTYPE html>
<html lang="ko">
    <head>
        <meta charset="utf-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">

        <title>Oops !!</title>

        <!-- Fonts -->

## webpack.config.js
const path = require('path');

module.exports = {
  entry: './src/index.js',

  output: {
    path: path.resolve(__dirname, 'public/'),
    filename: 'bundle.js',
  },
	import ioredis from 'ioredis';
	import { DateTime } from 'luxon';

	interface IRedisOption {
	expire: number \| false;
	}

	type IRedisResponse<T> = IRedisHaveDataSuccessResponse<T> \| IRedisNotHaveDataSuccessResponse \| IRedisFailureResponse;

	interface IRedisCommonResponse {
	const array = [];

	array.reduce((promise, payload) => {
	return promise.then(() => {
	// something await function do
	});
	}, Promise.resolve());
	// Singleton.js
	class Singleton {
	constructor(initValue = 0) {
	this.value = initValue;
	}
	setValue(value) {
	this.value += value;
	}
	getValue() {
	return this.value;
	const knex = require('knex')({
	client: 'mysql',
	connection: {
	host: 'hostname',
	user: 'usernmae',
	password: 'password',
	database: 'dbname',
	},
	});
	const fetch = require('node-fetch');
	import express from 'express';
	import fetch from 'node-fetch';

	const app = express();

	app.get('/error/:number', (request, response) => {
	try {
	const result = occurError(request.params.number);
	response.json(result);
	} catch (error) {
	import config from 'getconfig';
	import knex from 'knex';
	import mongoose from 'mongoose';
	import { User, Log } from './domainObjects';
	import { Log as LogSchema } from './mongodbSchemas';

	class MySQL {
	constructor() {
	this.driver = knex(config.DATABASE.MYSQL);
	}
	class Money {
	constructor(value) {
	if (value < 0) throw Error('Money Type Valiation Exception');
	this.value = value;
	}
	}

	class Email {
	constructor(email) {
	const regExp = /^[0-9a-zA-Z]([-_\.]?[0-9a-zA-Z])@[0-9a-zA-Z]([-_\.]?[0-9a-zA-Z])\.[a-zA-Z]{2,3}$/i;
	class A {
	constructor(value) {
	this.value = value
	}
	adder() {
	this.value += 1;
	}
	}

	const v = new A(10);
	<!DOCTYPE html>
	<html lang="ko">
	<head>
	<meta charset="utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1">

	<title>Oops !!</title>

	<!-- Fonts -->
	const path = require('path');

	module.exports = {
	entry: './src/index.js',

	output: {
	path: path.resolve(__dirname, 'public/'),
	filename: 'bundle.js',
	},