kimyongin’s gists

kimyongin / myflatten-optimize.js

Last active September 27, 2021 07:14

	var data = {
	header: {
	"x-request-id": "1"
	},
	"body": {
	"guid": "1234",
	"items": [
	{
	"name": "item1",
	"quantity": {"num": [{value: 100, data: "A"}, {value: 101, data: "A1"}], "numStr": "hundread"}

kimyongin / RefreshByManualTask.java

Last active November 9, 2021 06:49

	package subscription.refresh.manager.task;

	import lombok.RequiredArgsConstructor;
	import lombok.extern.slf4j.Slf4j;
	import org.apache.commons.lang3.RandomStringUtils;
	import org.springframework.beans.factory.annotation.Value;
	import org.springframework.scheduling.annotation.Scheduled;
	import org.springframework.stereotype.Component;
	import slack.sender.service.SlackService;
	import stamp.common.utils.DateTimeUtil;

kimyongin / json_postgres.js

Last active September 19, 2021 10:48 — forked from lucdew/json_postgres.js

Example of json document storage in postgresql and querying (with knex.js)

	var connectionString = 'postgres://localhost:5432/postgres';
	var Promise=require('bluebird');


	var knex = require('knex')({
	client: 'pg',
	connection: {
	user: 'postgres',
	database: 'postgres',
	port: 5432,

kimyongin / crop and rotate image.ipynb

Last active May 5, 2020 13:18

crop and rotate image

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kimyongin / javascript_this.js

Created December 30, 2018 12:09

	'use strict'

	// This & Binding (Implicit, Explicit, Hard, New) & Arrow Function (Lexical Scope)

	// -------------------------------------------------------------------------------
	// [1.기본 바인딩] hello(thing) 은 hello.call(this, thing) 의 syntactic sugar 이다.
	console.log("[1]")
	function hello(thing) {
	console.log(this + " hello " + thing);
	}

kimyongin / richtext.html

Created September 4, 2018 04:56

	<!doctype html>
	<html>
	<head>
	<title>Rich Text Editor</title>
	<script type="text/javascript">
	var oDoc, sDefTxt;

	function initDoc() {
	oDoc = document.getElementById("textBox");
	sDefTxt = oDoc.innerHTML;

kimyongin / IAPHelper.swift

Created August 23, 2018 08:14

	import StoreKit

	public typealias ProductIdentifier = String
	public typealias ProductsRequestCompletionHandler = (_ success: Bool, _ products: [SKProduct]?) -> ()

	open class IAPHelper: NSObject {

	// MARK: - Properties
	fileprivate let productIdentifiers: Set<ProductIdentifier>
	public var purchasedProducts = Set<ProductIdentifier>()

kimyongin / ProductCell.swift

Last active August 23, 2018 08:12

	import UIKit
	import StoreKit

	class ProductCell: UITableViewCell {
	static let priceFormatter: NumberFormatter = {
	let formatter = NumberFormatter()

	formatter.formatterBehavior = .behavior10_4
	formatter.numberStyle = .currency

kimyongin / chapter08_01.scala

Created May 26, 2018 15:34

	package Chapter8.testing.Ex04

	import Chapter8.testing.{Gen, RNG, State, Stream}
	import Gen._
	import Prop._

	case class SimpleRNG(seed: Long) extends RNG {
	override def nextInt: (Int, RNG) = {
	val newSeed = (seed * 0x5DEECE66DL + 0xBL) & 0xFFFFFFFFFFFFL
	val nextRNG = SimpleRNG(newSeed)

kimyongin / chapter07_par.scala

Created May 20, 2018 13:49

	package Chapter07.Parallelism.Ex02

	import java.util.concurrent._

	object Par {

	private case class UnitFuture[A](get: A) extends Future[A] {
	def isDone = true
	def get(timeout: Long, units: TimeUnit) = get
	def isCancelled = false

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