Code Monkey home page Code Monkey logo

blog-comments's Introduction

Hits


๐Ÿ‘ป SeokHyeon Kim // Lob

Age : Born in 1998๐Ÿ’ฆ
Email : [email protected]๐Ÿ’ฌ
Linkedin : https://www.linkedin.com/in/seokhyeon-kim-6674501b2/
Blog : https://lob-dev.tistory.com/


๊ฒฝ๋ ฅ

  • Kakaostyle backend engineer. 2023.05 ~ now
  • EstSoft backend engineer. 2021.07 ~ 2023.05
  • Niceday backend engineer. 2021.03 ~ 2021.07

์‚ฌ์šฉ ๊ธฐ์ˆ  ์Šคํƒ

kotlin java javascript spring Representational_state_transfer graphql jpa jooq mysql redis linux docker


์ปค๋ฎค๋‹ˆํ‹ฐ

Discord Join

๋ˆ„๊ตฌ๋‚˜ ์˜ค์…”์„œ ์ž์œ ๋กญ๊ฒŒ ์ด์•ผ๊ธฐ ํ•˜์‹ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
์˜ค์…”์„œ ๊ฐ™์ด ๊ณต๋ถ€ํ•˜์ž๊ณ  ํ•˜์‹œ๋Š” ๋ถ„๋“ค ๋งค์šฐ ํ™˜์˜ํ•ฉ๋‹ˆ๋‹ค.
์Œ์„ฑ ์ฑ„ํŒ…์„ ํ•˜๋ฉฐ ๊ณต๋ถ€ํ•˜๊ธฐ๋„ ํ•˜๊ณ , ๋ชจ๋ฅด๋Š” ๋‚ด์šฉ์— ๋Œ€ํ•ด ์„œ๋กœ ์งˆ์˜์‘๋‹ต์„ ๊ฐ€์ง€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

์Šคํ„ฐ๋””๋Š” Discord ์ฑ„๋„์˜ ์Šคํ„ฐ๋”” ๋ชจ์ง‘ ์ฑ„๋„์—์„œ ๋ชจ์ง‘ํ•˜๊ณ  ์ง„ํ–‰ํ•ฉ๋‹ˆ๋‹ค.

blog-comments's People

Contributors

lob-dev avatar

Stargazers

 avatar

Watchers

 avatar

blog-comments's Issues

35

Mybatis์˜ IndexOutOfBoundsException?

๋‚ด์šฉ ์ถ”๊ฐ€ : resultType์„ entity, dto ๋“ฑ์˜ Value Object์œผ๋กœ ์ง€์ •ํ•  ๊ฒฝ์šฐ resultMap์„ ์ƒ์„ฑํ•œ๋‹ค. ๋งˆ์ด๋ฐ”ํ‹ฐ์Šค์™€ ๋กฌ๋ณต์„ ๊ฐ™์ด ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์€ ์ฒ˜์Œ์ด๋‹ค๋ณด๋‹ˆ ์‚ฌ์†Œํ•œ ์‹ค์ˆ˜๋ฅผ ํ†ตํ•ด ์—ฌ๋Ÿฌ ์˜ˆ์™ธ๋ฅผ ๋งŒ๋‚˜๊ฒŒ ๋˜๋Š” ๊ฒƒ ๊ฐ™๋‹ค. U..

https://lob-dev.tistory.com/entry/Mybatis%EC%9D%98-IndexOutOfBoundsException

73

์†Œ์†Œํ•œ ๊ธ€ : Java Lambda๋ฅผ ํ™œ์šฉํ•˜์—ฌ Dynamic Proxy์˜ Self Invocation ํšŒํ”ผํ•˜๊ธฐ

์ด ๊ธ€์€ Java ํ™˜๊ฒฝ์—์„œ Dynamic Proxy ๊ธฐ๋ฐ˜์˜ ๊ธฐ๋Šฅ๋“ค์„ ์‚ฌ์šฉํ•  ๋•Œ ์ฃผ๋กœ ๋ฐœ์ƒํ•˜๋Š” ๋ฌธ์ œ์ธ Self-Invocation์„ Lambda๋ฅผ ํ†ตํ•ด ์–ด๋–ป๊ฒŒ ํšŒํ”ผํ•  ์ˆ˜ ์žˆ๋Š”์ง€์— ๋Œ€ํ•œ ๋‚ด์šฉ์„ ๋‹ด๊ณ  ์žˆ๋Š” ๊ธ€์ž…๋‹ˆ๋‹ค. Dynamic Proxy, AOP์— ๋Œ€ํ•œ..

https://lob-dev.tistory.com/entry/%EC%86%8C%EC%86%8C%ED%95%9C-%EA%B8%80-Java-Lambda%EB%A5%BC-%ED%99%9C%EC%9A%A9%ED%95%98%EC%97%AC-Dynamic-Proxy%EC%9D%98-Self-Invocation-%ED%9A%8C%ED%94%BC%ED%95%98%EA%B8%B0

74

์†Œ์†Œํ•œ ๊ธ€ : (๋‚ด๊ฐ€) ์„ฑ์žฅํ•  ์ˆ˜ ์žˆ์—ˆ๋˜ ๊ณต๋ถ€ ๋ฐฉ๋ฒ• ๋ฐœํ‘œ ๋‚ด์šฉ ๊ณต์œ 

๊ธˆ์ผ ์˜จ๋ผ์ธ์œผ๋กœ 1์‹œ๊ฐ„ 40๋ถ„(Q&A ํฌํ•จ) ์ •๋„ ์ง„ํ–‰ํ–ˆ๋˜ "(๋‚ด๊ฐ€) ์„ฑ์žฅํ•  ์ˆ˜ ์žˆ์—ˆ๋˜ ๊ณต๋ถ€ ๋ฐฉ๋ฒ• ๋ฐœํ‘œ" ๋‚ด์šฉ์„ ๊ณต์œ ํ•ฉ๋‹ˆ๋‹ค. ๊ฐœ์ธ ํ•™์Šต ๋ฐฉ๋ฒ•์„ ๊ณต์œ ํ•˜๋Š” ๊ฒƒ์ด๊ธฐ ๋•Œ๋ฌธ์— ๋ชจ๋‘์—๊ฒŒ ๋งž์ง€ ์•Š์„ ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋ง๋กœ ์ „๋‹ฌ๋œ ๋ถ€๋ถ„..

https://lob-dev.tistory.com/entry/%EC%86%8C%EC%86%8C%ED%95%9C-%EA%B8%80-%EB%82%B4%EA%B0%80-%EC%84%B1%EC%9E%A5%ED%95%A0-%EC%88%98-%EC%9E%88%EC%97%88%EB%8D%98-%EA%B3%B5%EB%B6%80-%EB%B0%A9%EB%B2%95-%EB%B0%9C%ED%91%9C-%EB%82%B4%EC%9A%A9-%EA%B3%B5%EC%9C%A0

36

Service์— @transactional ์„ ์ ์šฉํ•œ๋‹ค๋ฉด?

์„œ๋น„์Šค ๋ฉ”์„œ๋“œ์— Transcational์„ ์‚ฌ์šฉํ•˜์˜€์„ ๋•Œ์™€ ์‚ฌ์šฉํ•˜์ง€ ์•Š์•˜์„ ๋•Œ, ํ๋ฆ„์„ ์ •๋ฆฌํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. ์Šคํ”„๋ง @transaction ๋ฏธ์ ์šฉ (JDBC API - Local Transaction) ๊ธฐ๋ณธ์ ์œผ๋กœ JDBC์˜ ํŠธ๋žœ์žญ์…˜์€ ํ•˜๋‚˜์˜ Connection..

https://lob-dev.tistory.com/entry/Service%EC%97%90-Transaction-%EC%9D%84-%EC%A0%81%EC%9A%A9%ED%95%9C%EB%8B%A4%EB%A9%B4

72

์†Œ์†Œํ•œ ๊ธ€ : Spring Boot JOOQ๋กœ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ ‘๊ทผํ•˜๊ธฐ (+ JPA)

์ด ๊ธ€์€ Service, Repository์™€ Test code๋งŒ ๊ฐ€์ง€๋Š” ๊ฐ„๋‹จํ•œ ์˜ˆ์ œ๋งŒ ํฌํ•จํ•ฉ๋‹ˆ๋‹ค. (ํšŒ์‚ฌ์—์„œ ๋„์ž…๋œ ๊ฒƒ์„ ๊ณต๋ถ€ํ•˜๊ณ  ์žˆ๋Š” ์ค‘์ด๋ผ ๋ณต์žกํ•œ ์˜ˆ์ œ๋ฅผ ๊ธ€๋กœ ์“ฐ๊ธฐ๋Š” ์–ด๋ ต๋„ค์š”. ใ…Žใ…Ž;) ์ƒ์„ธํ•œ ๋‚ด์šฉ์€ JOOQ Document์™€ https:/..

https://lob-dev.tistory.com/entry/%EC%86%8C%EC%86%8C%ED%95%9C-%EA%B8%80-Spring-Boot-%ED%94%84%EB%A1%9C%EC%A0%9D%ED%8A%B8%EC%97%90%EC%84%9C-JOOQ%EB%A1%9C-%EB%8D%B0%EC%9D%B4%ED%84%B0%EB%B2%A0%EC%9D%B4%EC%8A%A4-%EC%A0%91%EA%B7%BC%ED%95%98%EA%B8%B0-JPA

77

Redis : Cache Strategy pattern

์ด ๊ธ€์€ ํŠน์ • ๊ตฌํ˜„์— ์ข…์†๋˜๋Š” ๋‚ด์šฉ์„ ์ œ์™ธํ•œ ์ด๋ก  ์œ„์ฃผ์˜ ์ •๋ฆฌ ๊ธ€์ž…๋‹ˆ๋‹ค. Read Cache Strategy Look Aside Cache ์„œ๋น„์Šค์— ์‚ฌ์šฉ์ž ์กฐํšŒ ์š”์ฒญ์ด ๋“ค์–ด์˜ค๋ฉด ์šฐ์„  Cache์— ์ €์žฅ๋œ ๋ฐ์ดํ„ฐ๊ฐ€ ์žˆ๋Š”์ง€ ํ™•์ธํ•˜๋Š” ์ „๋žต์ž…๋‹ˆ..

https://lob-dev.tistory.com/entry/Redis-Cache-Strategy-pattern

66

์ตœ๊ทผ ๊ทผํ™ฉ!

์š”์ฆ˜ ๊ธ€์„ ๊ฑฐ์˜ ์“ฐ์ง€ ๋ชปํ•ด ๋ฌด์—‡์„ ์“ธ์ง€ ๊ณ ๋ฏผํ•˜๋˜ ์ค‘ ์ตœ๊ทผ ๊ทผํ™ฉ์„ ์„ ํƒํ•˜๊ฒŒ ๋˜์—ˆ๋‹ค. ์–ด๋–ค ์ฃผ์ œ์˜ ๊ธ€์„ ์“ด๋‹ค๋Š”๊ฑด ์ •๋ง ํž˜๋“ค๊ณ  ์กด๊ฒฝ์Šค๋Ÿฌ์šด ์ผ์ธ ๊ฒƒ ๊ฐ™๋‹ค๋Š” ๊ฒƒ์„ ๋‹ค์‹œํ•œ๋ฒˆ ๋Š๋‚€๋‹ค. ํ•™์Šต ๊ทผํ™ฉ ์ด์ œ ๋ฐฑ์—”๋“œ ๊ณต๋ถ€๋ฅผ ์‹œ์ž‘..

https://lob-dev.tistory.com/entry/%EC%B5%9C%EA%B7%BC-%EA%B7%BC%ED%99%A9

86

์†Œ์†Œํ•œ ๊ธ€ : ๋ฉ˜ํ† ๋ง ํšŒ๊ณ ์™€ ์•ฝ๊ฐ„์˜ ๊ทผํ™ฉ

๋ฉ˜ํ† ๋ง ํšŒ๊ณ  ์ง€๊ธˆ๊นŒ์ง€ ์•ฝ 3๋‹ฌ ๋™์•ˆ ํ•œ ์ทจ์—… ์ค€๋น„์ƒ ๋ถ„์„ ๋Œ€์ƒ์œผ๋กœ ๋ฌด๋ฃŒ ๋ฉ˜ํ† ๋ง์„ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋ถ„์€ ํ˜„์žฌ ์ทจ์—…ํ•˜์‹  ์ƒํƒœ์ด๊ณ  ๊ณต๋ถ€ํ•ด์™”๋˜ ๊ฒƒ๋“ค๊ณผ ๋‹ค๋ฅธ ์–ธ์–ด์™€ ๊ธฐ์ˆ ์„ ์‚ฌ์šฉํ•˜์‹œ๊ฒŒ ๋˜์–ด ์ด์ œ๋Š” ๊ทธ๋Ÿฌํ•œ ๊ฒƒ์— ๋Œ€ํ•ด์„œ ๊ฐ™์ด ์Šคํ„ฐ๋””๋ฅผ ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

https://lob-dev.tistory.com/86

75

2021๋…„ ํšŒ๊ณ 

๋Œ€ํ•™์ด๋ผ๋Š” ์šธํƒ€๋ฆฌ์—์„œ ๋‚˜์™€ ์ฒซ ์ง์žฅ์„ ๊ฐ€์ง€๊ณ , ๋˜ ๋‹ค๋ฅธ ์ง์žฅ์œผ๋กœ ์ด์งํ•˜๊ณ , ์ œ๊ฐ€ ๊ณต๋ถ€ํ–ˆ๋˜ ๋ฐฉ๋ฒ•๋“ค์„ ํšŒ๊ณ ํ•˜๊ณ  ๊ทธ๊ฒƒ์„ ๋ฐœํ‘œํ•˜๋Š”.. ์ธ์ƒ ์‚ฌ์—์„œ ์ œ์ผ ๋œป๊นŠ์„ ๊ฒƒ ๊ฐ™์€ ํ•œ ํ•ด๊ฐ€ ์ง€๋‚˜๊ฐ”์Šต๋‹ˆ๋‹ค. ์˜ฌ ํ•œ ํ•ด๋ฅผ ๋Œ์•„๋ณด๋ฉฐ ์ €..

https://lob-dev.tistory.com/entry/2021%EB%85%84-%ED%9A%8C%EA%B3%A0

entry/%EC%86%8C%EC%86%8C%ED%95%9C-%EA%B8%80-%EB%82%B4%EA%B0%80-%EC%84%B1%EC%9E%A5%ED%95%A0-%EC%88%98-%EC%9E%88%EC%97%88%EB%8D%98-%EA%B3%B5%EB%B6%80-%EB%B0%A9%EB%B2%95-%EB%B0%9C%ED%91%9C-%EB%82%B4%EC%9A%A9-%EA%B3%B5%EC%9C%A0

์†Œ์†Œํ•œ ๊ธ€ : (๋‚ด๊ฐ€) ์„ฑ์žฅํ•  ์ˆ˜ ์žˆ์—ˆ๋˜ ๊ณต๋ถ€ ๋ฐฉ๋ฒ• ๋ฐœํ‘œ ๋‚ด์šฉ ๊ณต์œ 

๊ธˆ์ผ ์˜จ๋ผ์ธ์œผ๋กœ 1์‹œ๊ฐ„ 40๋ถ„(Q&A ํฌํ•จ) ์ •๋„ ์ง„ํ–‰ํ–ˆ๋˜ "(๋‚ด๊ฐ€) ์„ฑ์žฅํ•  ์ˆ˜ ์žˆ์—ˆ๋˜ ๊ณต๋ถ€ ๋ฐฉ๋ฒ• ๋ฐœํ‘œ" ๋‚ด์šฉ์„ ๊ณต์œ ํ•ฉ๋‹ˆ๋‹ค. ๊ฐœ์ธ ํ•™์Šต ๋ฐฉ๋ฒ•์„ ๊ณต์œ ํ•˜๋Š” ๊ฒƒ์ด๊ธฐ ๋•Œ๋ฌธ์— ๋ชจ๋‘์—๊ฒŒ ๋งž์ง€ ์•Š์„ ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋ง๋กœ ์ „๋‹ฌ๋œ ๋ถ€๋ถ„์€ ํฌํ•จ๋˜์–ด ์žˆ์ง€ ์•Š๊ธฐ ๋•Œ๋ฌธ์— ๊ทธ ์  ์ฐธ

https://lob-dev.tistory.com/74

75

2021๋…„ ํšŒ๊ณ 

๋Œ€ํ•™์ด๋ผ๋Š” ์šธํƒ€๋ฆฌ์—์„œ ๋‚˜์™€ ์ฒซ ์ง์žฅ์„ ๊ฐ€์ง€๊ณ , ๋˜ ๋‹ค๋ฅธ ์ง์žฅ์œผ๋กœ ์ด์งํ•˜๊ณ , ์ œ๊ฐ€ ๊ณต๋ถ€ํ–ˆ๋˜ ๋ฐฉ๋ฒ•๋“ค์„ ํšŒ๊ณ ํ•˜๊ณ  ๊ทธ๊ฒƒ์„ ๋ฐœํ‘œํ•˜๋Š”.. ์ธ์ƒ ์‚ฌ์—์„œ ์ œ์ผ ๋œป๊นŠ์„ ๊ฒƒ ๊ฐ™์€ ํ•œ ํ•ด๊ฐ€ ์ง€๋‚˜๊ฐ”์Šต๋‹ˆ๋‹ค. ์˜ฌ ํ•œ ํ•ด๋ฅผ ๋Œ์•„๋ณด๋ฉฐ ์ €..

https://lob-dev.tistory.com/entry/2021%EB%85%84-%ED%9A%8C%EA%B3%A0

85

์†Œ์†Œํ•œ ๊ธ€ : Spring Vesion ๋ณ„ ๋ณ€๊ฒฝ ๋‚ด์—ญ ์ •๋ฆฌํ•˜๊ธฐ (2.1.x ~ 2.6.x. WIP)

ํšŒ์‚ฌ์—์„œ ๊ฐœ๋ฐœํ•˜๋Š” ๋ ˆ๊ฑฐ์‹œ ํ”„๋กœ์ ํŠธ์˜ Version Migration ์ž‘์—…์„ ์ค€๋น„ํ•˜๊ธฐ ์œ„ํ•ด Spring (boot) Version๋ณ„ ๋ณ€๊ฒฝ ๋‚ด์—ญ์„ ์กฐ์‚ฌํ•˜๊ณ  ์žˆ๋Š” ๋‚ด์šฉ์ž…๋‹ˆ๋‹ค. ๋ˆ„๋ฝ๋˜๊ฑฐ๋‚˜ ์ž˜๋ชป ๊ธฐ์ˆ ๋œ ๋‚ด์šฉ์ด ์žˆ์„ ์ˆ˜ ์žˆ๋Š” ์  ์–‘ํ•ด ๋ถ€ํƒ๋“œ๋ฆฝ๋‹ˆ..

https://lob-dev.tistory.com/85

74

์†Œ์†Œํ•œ ๊ธ€ : (๋‚ด๊ฐ€) ์„ฑ์žฅํ•  ์ˆ˜ ์žˆ์—ˆ๋˜ ๊ณต๋ถ€ ๋ฐฉ๋ฒ• ๋ฐœํ‘œ ๋‚ด์šฉ ๊ณต์œ 

๊ธˆ์ผ ์˜จ๋ผ์ธ์œผ๋กœ 1์‹œ๊ฐ„ 40๋ถ„(Q&A ํฌํ•จ) ์ •๋„ ์ง„ํ–‰ํ–ˆ๋˜ "(๋‚ด๊ฐ€) ์„ฑ์žฅํ•  ์ˆ˜ ์žˆ์—ˆ๋˜ ๊ณต๋ถ€ ๋ฐฉ๋ฒ• ๋ฐœํ‘œ" ๋‚ด์šฉ์„ ๊ณต์œ ํ•ฉ๋‹ˆ๋‹ค. ๊ฐœ์ธ ํ•™์Šต ๋ฐฉ๋ฒ•์„ ๊ณต์œ ํ•˜๋Š” ๊ฒƒ์ด๊ธฐ ๋•Œ๋ฌธ์— ๋ชจ๋‘์—๊ฒŒ ๋งž์ง€ ์•Š์„ ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋ง๋กœ ์ „๋‹ฌ๋œ ๋ถ€๋ถ„..

https://lob-dev.tistory.com/entry/%EC%86%8C%EC%86%8C%ED%95%9C-%EA%B8%80-%EB%82%B4%EA%B0%80-%EC%84%B1%EC%9E%A5%ED%95%A0-%EC%88%98-%EC%9E%88%EC%97%88%EB%8D%98-%EA%B3%B5%EB%B6%80-%EB%B0%A9%EB%B2%95-%EB%B0%9C%ED%91%9C

Recommend Projects

  • React photo React

    A declarative, efficient, and flexible JavaScript library for building user interfaces.

  • Vue.js photo Vue.js

    ๐Ÿ–– Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

  • Typescript photo Typescript

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

  • TensorFlow photo TensorFlow

    An Open Source Machine Learning Framework for Everyone

  • Django photo Django

    The Web framework for perfectionists with deadlines.

  • D3 photo D3

    Bring data to life with SVG, Canvas and HTML. ๐Ÿ“Š๐Ÿ“ˆ๐ŸŽ‰

Recommend Topics

  • javascript

    JavaScript (JS) is a lightweight interpreted programming language with first-class functions.

  • web

    Some thing interesting about web. New door for the world.

  • server

    A server is a program made to process requests and deliver data to clients.

  • Machine learning

    Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.

  • Game

    Some thing interesting about game, make everyone happy.

Recommend Org

  • Facebook photo Facebook

    We are working to build community through open source technology. NB: members must have two-factor auth.

  • Microsoft photo Microsoft

    Open source projects and samples from Microsoft.

  • Google photo Google

    Google โค๏ธ Open Source for everyone.

  • D3 photo D3

    Data-Driven Documents codes.