utterances's Introduction
utterances's People
utterances's Issues
p/%EB%8D%B0%EC%9D%B4%ED%84%B0%EB%B2%A0%EC%9D%B4%EC%8A%A4-n--1-%EB%AC%B8%EC%A0%9C/
[데이터베이스] N + 1 문제
N + 1 문제란? ORM 의 연관 관계에서 발생하는 문제다. 예를 들어 여러 개의 상품 구매 목록을 가지고 있는 쇼핑몰 유저다. User 와 Order 테이블이 1:N 관계로 설정되어있다 가정하
p/css-css-position-%EC%86%8D%EC%84%B1%EA%B3%BC-display-%EC%86%8D%EC%84%B1%EC%97%90-%EB%8C%80%ED%95%B4/
[CSS] CSS position 속성과 display 속성에 대해
알아두면 좋은 기본적인 css 속성들
post/python-list-set-dict/
Python 세트(Set) 와 딕셔너리(Dictonary) 차이, 리스트(List) 와 튜플(Tuple) 의 차이 – 코딩 잘 몰라요
post/django-query-string/
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