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jojoldu / sql.md
Last active February 3, 2020 23:57
SELECT *
FROM product
ORDER BY id
LIMIT 10000, 2
SELECT *
@jojoldu
jojoldu / iterm2.md
Created April 15, 2018 02:06 — forked from squarism/iterm2.md
iterm2 cheatsheet

Tabs and Windows

Function Shortcut
Fullscreen โŒ˜+ Enter
Previous Tab โŒ˜+ Left Arrow
Next Tab โŒ˜+ Right Arrow
Go to Tab โŒ˜ + Number
Go to Window โŒ˜ + Option + Number
Go to Split Pane by Direction โŒ˜ + Option + Arrow
@jojoldu
jojoldu / MySQL_macOS_Sierra.md
Created October 30, 2017 13:59 — forked from nrollr/MySQL_macOS_Sierra.md
Install MySQL on Sierra using Homebrew

Install MySQL on macOS Sierra

This procedure explains how to install MySQL using Homebrew on macOS Sierra 10.12

Install Homebrew

  • Installing Homebrew is effortless, open Terminal and enter :
    $ /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
  • Note: Homebrew will download and install Command Line Tools for Xcode 8.0 as part of the installation process.

Install MySQL

At this time of writing, Homebrew has MySQL version 5.7.15 as default formulae in its main repository :

@jojoldu
jojoldu / monad-in-java.md
Created August 20, 2017 07:27 — forked from jooyunghan/monad-in-java.md
ํ•œ๊ธ€๋ฒˆ์—ญ - Functor and monad examples in plain Java

Functor and monad examples in plain Java

์ด ๊ธ€์€ ์šฐ๋ฆฌ๊ฐ€ ์“ด ์ฑ…, 'Reactive Programming with RxJava' ์˜ ๋ถ€๋ก์ด์—ˆ๋‹ค. Reactive programming๊ณผ ๊ด€๋ จ์ด ๊นŠ์€ ์ฃผ์ œ๊ธด ํ•˜์ง€๋งŒ ๋ชจ๋‚˜๋“œ๋ฅผ ์†Œ๊ฐœํ•œ๋‹ค๋Š” ๊ฒŒ ์ฑ…๊ณผ ์ฉ ์–ด์šธ๋ฆฌ์ง€๋Š” ์•Š์•˜๋‹ค. ๊ทธ๋ž˜์„œ ๋‚˜๋Š” ๋”ฐ๋กœ ๋ธ”๋กœ๊ทธ์— ์˜ฌ๋ฆฌ๊ธฐ๋กœ ํ–ˆ๋‹ค. ํ”„๋กœ๊ทธ๋ž˜๋ฐ์„ ๋‹ค๋ฃจ๋Š” ๋ธ”๋กœ๊ทธ์—์„œ *"๋ฐ˜์€ ๋งž๊ณ  ๋ฐ˜์€ ํ‹€๋ฆด ์ง€ ๋ชจ๋ฅด๋Š” ๋‚˜๋งŒ์˜ ๋ชจ๋‚˜๋“œ ์„ค๋ช…"*์ด๋ž€ ๊ฒƒ์ด ์ƒˆ๋กœ์šด *"Hello World"*๋ผ๋Š” ์ ์„ ๋‚˜๋„ ์ž˜ ์•ˆ๋‹ค. ํ•˜์ง€๋งŒ ์ด ๊ธ€์€ ํŽ‘ํ„ฐ(functor)์™€ ๋ชจ๋‚˜๋“œ(monad)๋ฅผ ์ž๋ฐ” ์ž๋ฃŒ ๊ตฌ์กฐ์™€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ผ๋Š” ๊ฐ๋„์—์„œ ๋ฐ”๋ผ๋ณด๊ณ  ์žˆ์œผ๋ฉฐ, ์ด๋Š” ๊ณต์œ ํ•  ์ •๋„์˜ ๊ฐ€์น˜๋Š” ์žˆ์„๊ฑฐ๋ผ ์ƒ๊ฐํ–ˆ๋‹ค.

@jojoldu
jojoldu / ๋ฐ•์žฌ์„ฑ๋‹˜์˜_๊ฐ•์˜๋ฅผ_๋”_ํšจ์œจ์ ์œผ๋กœ_์ˆ˜๊ฐ•ํ•˜๋Š”๋ฒ•.md
Last active April 5, 2017 00:05
๋ฐ•์žฌ์„ฑ๋‹˜์˜ ๊ฐ•์˜๋ฅผ ์ข€ ๋” ํšจ์œจ์ ์œผ๋กœ ์ˆ˜๊ฐ•ํ•˜๋Š” ๋ฐฉ๋ฒ•

1. ๊ฐ•์˜ ๋‚ด์šฉ์„ ๋ธ”๋กœ๊ทธ์— ์ •๋ฆฌํ•˜๊ธฐ

  • ๋ณดํ†ต 1์‹œ๊ฐ„์€ ์ด๋ก , 2์‹œ๊ฐ„์€ ์‹ค์Šต์‹œ๊ฐ„
  • 1์‹œ๊ฐ„์˜ ์ด๋ก ์‹œ๊ฐ„ ๋‚ด์šฉ์€ ๋“ค์œผ๋ฉด์„œ ๋ฐ”๋กœ๋ฐ”๋กœ ํƒ€์ดํ•‘
  • ์Šฌ๋ผ์ด๋“œ์— ์žˆ๋Š” ๋‚ด์šฉ ๋ณด๋‹ค๋Š” ์Šฌ๋ผ์ด๋“œ๋ฅผ ์„ค๋ช…ํ•˜๋Š” ๊ฐ•์‚ฌ๋‹˜์˜ ์ด์•ผ๊ธฐ๋ฅผ ๊ธฐ๋กํ•˜๋Š”๊ฒƒ์ด ํšจ์œจ์  (์Šฌ๋ผ์ด๋“œ๋Š” ๊ณต์œ ๊ฐ€ ๋˜์–ด์žˆ์Œ)
  • ์ด๋ก ์‹œ๊ฐ„์— ์–ธ๊ธ‰๋˜๋Š” ํ‚ค์›Œ๋“œ์˜ ๊ฒฝ์šฐ ๋ณ„๋„๋กœ ์ฐพ์•„์„œ ์ •๋ฆฌํ•ด๋ณด๊ธฐ (AOP, ํŠธ๋žœ์žญ์…˜, ์บ์‹œ ๋“ฑ)

2. ๊ฐ•์˜์—์„œ ์–ธ๊ธ‰ํ•œ ๋‚ด์šฉ์„ ์‹ค์ œ๋กœ ํ•ด๋ณด๊ธฐ

  • ๊ฐ์ฒด์ง€ํ–ฅ์„ ์—ฐ์Šตํ•˜๋Š” ๊ฐ€์žฅ ์ข‹์€ ๋ฐฉ๋ฒ•์€ DB์™€ ์›น์ด ์—†๋Š” ์ˆœ์ˆ˜ Java ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์ด๋ผ๋Š” ์ด์•ผ๊ธฐ๊ฐ€ ๋‚˜์˜ด
  • ๋ธ”๋ž™์žญ๊ณผ ๊ฐ™์€ ์นด๋“œ๊ฒŒ์ž„, ์€ํ–‰ ์ˆœ๋ฒˆํ‘œ ์‹œ์Šคํ…œ ๋“ฑ
  • ๊ฐ•์˜์‹œ๊ฐ„์— ๋ฐฐ์šด ๊ฐ์ฒด์ง€ํ–ฅ ์ฝ”๋“œ๋ฅผ ๋– ์˜ฌ๋ฆฌ๋ฉฐ ์‹ค์ œ๋กœ ๋งŒ๋“ค์–ด ๋ณด๊ธฐ
@jojoldu
jojoldu / github-markdown.css
Created January 25, 2017 03:46
github-markdown.css
@font-face {
font-family: octicons-link;
src: url(data:font/woff;charset=utf-8;base64,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
@jojoldu
jojoldu / for ty
Created May 29, 2016 01:50
ty.java
public class Main {
static int N = 4;
static int[] solution = new int[N];
static int[] use = new int[N];
public static void main(String[] args){
backtrack(0);
}
@jojoldu
jojoldu / Main.java
Created May 24, 2016 23:53
boj-11048
/**
* Created by [email protected] on 2016-05-24.
*/
import java.util.Scanner;
/**
* https://www.acmicpc.net/problem/11048
*/
public class Main {
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/**
* https://www.acmicpc.net/problem/11048
*/
public class Main {
private static int[][] maze;
private static long max=0;
@jojoldu
jojoldu / Main.java
Created May 10, 2016 23:44
boj-1305
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Main {
private static int line;
private static String base;
public static void main(String[] args) throws IOException {