devdany

//
//  main.cpp
//  cppToBitcore
//
//  Created by 곽대용 on 2018. 7. 22..
//  Copyright © 2018년 dany. All rights reserved.
//

//c++ 에서 사용하는 객체를사용하는데 이 헤더가 필요하다.
#include <iostream>

devdany

//
//  main.cpp
//  cppToBitcore
//
//  Created by 곽대용 on 2018. 7. 22..
//  Copyright © 2018년 dany. All rights reserved.
//

//c++ 에서 사용하는 객체를사용하는데 이 헤더가 필요하다.
#include <iostream>

devdany

//매크로 정의
#define addm(a,b)((a)+(b))

//using namespace
using namespace std;

//인라인함수
//참조자 파라미터
inline void refTest(int& param){
    param = 100;

devdany

#include <iostream>

int main(int argc, const char * argv[]) {
    std::cout << "Hello, World!" << std::endl;
    std::cout << 10 << std::endl;
    std::cout << 0.8 << std::endl;
    std::cout << "나는" << 28 << "살이다" << std::endl;
    
    
    int age;

devdany

pragma solidity ^0.4.4;

contract test{
    uint256 val;
    
    function setVal(uint a){
        val = a;
    }
    
    function getVal() constant returns (uint256){

devdany

package chapter2;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import java.util.stream.Stream;

public class StreamEx {

devdany

//필터 적용 전
    @PostMapping("/table")
    public List<ProfitTable> table(String selected) throws IOException{
        List<Profit> profits;
        if(selected == null || "all".equals(selected)){
            profits = profitService.findAll();
        } else {
            profits = profitService.findByCoin(selected);
        }

devdany

class Apple{
    private String color;
    private Integer weight;

    public void setColor(String color) {
        this.color = color;
    }

    public void setWeight(Integer weight) {
        this.weight = weight;

devdany

public class PredicateParameter {
    public static void main(String [] args){
        //빨갛고 무거운 사과를 얻겠다면

        List<Apple> apples = new ArrayList<>();
        List<Lemon> lemons = new ArrayList<>();
        List<String> words = new ArrayList<>();
        
        
        filter(apples, (Apple apple) -> "red".equals(apple.getColor()) && apple.getWeight()>150);

devdany

//Main.java
import java.util.Scanner;

public class Main {


    public static void main(String[]args) {
        Scanner scanner = new Scanner(System.in);
        boolean isLogin = false;
        User loginUser = new User();