이응기역

www.javacodegeeks.com/2015/03/spring-batch-tutorial.html#example_mysql

package com.example.demo;

/*https://github.com/hellokoding/hellokoding-courses/blob/master/spring-examples/spring-webflux/src/test/java/com/hellokoding/spring/WebClientTest.java
 * */
import org.junit.jupiter.api.Test;
//import org.springframework.http.HttpHeaders;
//import org.springframework.web.reactive.function.client.ClientResponse;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.core.publisher.Mono;
//import static org.springframework.web.reactive.function.BodyInserters.fromFormData;

import org.springframework.http.MediaType;
//import org.springframework.util.LinkedMultiValueMap;
//import org.springframework.util.MultiValueMap;

import static org.assertj.core.api.Assertions.assertThat;

public class WebClientTest {
	
   
    @Test
    public void buildAnHttpRequest() {
        WebClient webClient = WebClient.create("http://localhost:8080");

		String request = "{\"id\":[\"HongKildong\"],\"name\":\"홍길동\"}";
        
        Mono<String> result = webClient.mutate()
                .baseUrl("http://localhost:8080")
                .build()
                .post()
                .uri("/member/register")
                .bodyValue(request)
                .accept(MediaType.APPLICATION_JSON)
                .retrieve()
                .bodyToMono(String.class);

        assertThat(result.block())
        		.isEqualTo("{\"attributes\":{},\"message\":\"등록 성공했습니다\"}");
    }
  

    
    
}

> wmic csproduct get name
Name
15UD470-GX5HK

		/* DB함수 실행 후, 리턴 값 할당 */
		Long prd_no = context.select(fnGetSchPoint(keyword)).fetchOne(0, Long.class);
		

www.jooq.org/doc/3.14/manual/sql-execution/stored-procedures/

THEN 뒤에 실행한 조건문이 두 개 이상일 경우 THEN DO문장을 사용합니다.

(www.mysas.co.kr/SAS_tiptech/a_question.asp?B_NO=2041&gotopage=4&cmd=content)

developer.mozilla.org/ko/docs/Web/API/Document/querySelector

<canvas width="600" height="300"></canvas>
<script>
let cx = document.querySelector("canvas").getContext("2d");
function branch(length, angle, scale) {
cx.fillRect(0, 0, 1, length);
if (length < 8) return;
cx.save();
cx.translate(0, length);
cx.rotate(-angle);
branch(length * scale, angle, scale);
cx.rotate(2 * angle);
branch(length * scale, angle, scale);
cx.restore();
}
cx.translate(300, 0);
branch(60, 0.5, 0.8);
</script>

(https://eloquentjavascript.net)

function* idMaker(){
    var index = 0;
    while(true)
        yield index++;
}

var gen = idMaker(); // "Generator { }"

console.log(gen.next().value); // 0
console.log(gen.next().value); // 1
console.log(gen.next().value); // 2

(https://developer.mozilla.org/ko/docs/Web/JavaScript/Reference/Global_Objects/Generator)

let myFirstPromise = new Promise((resolve, reject) => {  
  // We call resolve(...) when what we were doing asynchronously was successful, and reject(...) when it failed.
  // In this example, we use setTimeout(...) to simulate async code. 
  // In reality, you will probably be using something like XHR or an HTML5 API.
  setTimeout(function(){
    resolve("Success!"); // Yay! Everything went well!
  }, 250);
});

myFirstPromise.then((successMessage) => {
  // successMessage is whatever we passed in the resolve(...) function above.
  // It doesn't have to be a string, but if it is only a succeed message, it probably will be.
  console.log("Yay! " + successMessage);
});

(https://developer.mozilla.org/ko/docs/Web/JavaScript/Reference/Global_Objects/Promise)

www.samsungsds.com/global/ko/support/insights/msa.html