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hanjin
frontend developer
I develop everything using react
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๐Ÿ’ปBackEnd
๋„คํŠธ์›Œํฌ์™€ ๋ฐฐํฌ์˜ ์ดํ•ด: ๋„์ปค์™€ ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค๋ฅผ ์ค‘์‹ฌ์œผ๋กœ

๋„คํŠธ์›Œํฌ์™€ ๋ฐฐํฌ์˜ ์ดํ•ด: ๋„์ปค์™€ ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค๋ฅผ ์ค‘์‹ฌ์œผ๋กœ

Dec 17, 2025

๋„คํŠธ์›Œํฌ๋Š” ์ปดํ“จํ„ฐ ๊ฐ„์˜ ๋ฐ์ดํ„ฐ ๊ตํ™˜์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•˜๋Š” ์‹œ์Šคํ…œ์ž…๋‹ˆ๋‹ค. OSI 7๊ณ„์ธต ๋ชจ๋ธ์€ ๋„คํŠธ์›Œํฌ์˜ ์ž‘๋™ ์›๋ฆฌ๋ฅผ ์ดํ•ดํ•˜๋Š” ๋ฐ ์ค‘์š”ํ•œ ์—ญํ• 

NetWork
๐Ÿค– Computer Science
Edge ๋ธŒ๋ผ์šฐ์ €์—์„œ๋งŒ ๋น„๋””์˜ค๊ฐ€ ์žฌ์ƒ๋˜์ง€ ์•Š์„ ๋•Œ: ์‹ค์ „ ๋””๋ฒ„๊น… ๊ฐ€์ด๋“œ

Edge ๋ธŒ๋ผ์šฐ์ €์—์„œ๋งŒ ๋น„๋””์˜ค๊ฐ€ ์žฌ์ƒ๋˜์ง€ ์•Š์„ ๋•Œ: ์‹ค์ „ ๋””๋ฒ„๊น… ๊ฐ€์ด๋“œ

Dec 16, 2025

ํšŒ์‚ฌ ๋‚ด๋ถ€/์™ธ๋ถ€ ์„œ๋น„์Šค์—์„œ Edge ๋ธŒ๋ผ์šฐ์ €์—์„œ๋งŒ ๋น„๋””์˜ค๊ฐ€ ํšŒ์ƒ‰ ํ™”๋ฉด์œผ๋กœ ํ‘œ์‹œ๋˜๊ณ  ์žฌ์ƒ๋˜์ง€ ์•Š๋Š” ๋ฌธ์ œ๋ฅผ ๊ฒช์—ˆ๋‹ค๋ฉด, ํ”„๋ก ํŠธ์—”๋“œ ์ฝ”๋“œ๋ณด๋‹ค CDN ๋˜๋Š” ์„œ๋ฒ„ ์„ค์ •์„ ๋จผ์ € ์˜์‹ฌํ•ด์•ผ ํ•  ๊ฐ€๋Šฅ์„ฑ์ด ๋†’๋‹ค

Server
๐Ÿ’ปBackEnd
node js backend ๊ทน๋ณต๊ธฐ <express x mongoose>

node js backend ๊ทน๋ณต๊ธฐ <express x mongoose>

Dec 4, 2025

node ๊ณต๋ถ€๋ฅผ ํ•˜์ž!

Javascript
Backend
NetWork
Server
๐Ÿ’ป Frontend
ํƒ€์ž…์Šคํฌ๋ฆฝํŠธ satisfies ํ‚ค์›Œ๋“œ

ํƒ€์ž…์Šคํฌ๋ฆฝํŠธ satisfies ํ‚ค์›Œ๋“œ

Dec 3, 2025

satisfiesย ํ‚ค์›Œ๋“œ๋Š”ย ๊ธฐ์กด ํƒ€์ž… ์ •๋ณด๋ฅผ ์œ ์ง€ํ•˜๋ฉด์„œ ํ•ด๋‹น ๊ฐ’์ด ํŠน์ • ํƒ€์ž… ์กฐ๊ฑด์„ ์ถฉ์กฑํ•˜๋Š”์ง€ ํ™•์ธํ•  ๋•Œ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.

Typescript
๐Ÿ’ป Frontend
ํŠธ๋ฆฌ ์‰์ดํ‚น

ํŠธ๋ฆฌ ์‰์ดํ‚น

Dec 2, 2025

ํŠธ๋ฆฌ ์‰์ดํ‚น์€ย ์ตœ์ข… ๋ฒˆ๋“ค ํฌ๊ธฐ๋ฅผ ์ค„์ด๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉ๋˜์ง€ ์•Š๋Š” ์ฝ”๋“œ๋ฅผ ์ œ๊ฑฐํ•˜๋Š” ์ตœ์ ํ™” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. ์ด ๋ฐฉ๋ฒ•์€ ์ฃผ๋กœ ๋ชจ๋“ˆ ์‹œ์Šคํ…œ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ๋™์ž‘ํ•˜๋ฉฐ, ์‚ฌ์šฉ๋˜์ง€ ์•Š๋Š” ๋ฐ๋“œ(dead) ์ฝ”๋“œ๋ฅผ ๊ฐ์ง€ํ•˜๊ณ  ๋ฒˆ๋“ค์—์„œ ์ œ๊ฑฐํ•˜์—ฌ ์ตœ์ ํ™”ํ•ฉ๋‹ˆ๋‹ค.

Javascript
Server
NetWork
๐Ÿ’ป Frontend
Core Web Vitals๋ž€ ๋ฌด์—‡์ธ๊ฐ€์š”?

Core Web Vitals๋ž€ ๋ฌด์—‡์ธ๊ฐ€์š”?

Nov 28, 2025

Core Web Vitals๋Š”ย ๊ตฌ๊ธ€์ด ์›น์‚ฌ์ดํŠธ ์‚ฌ์šฉ์ž ๊ฒฝํ—˜์„ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•ด ์ œ์•ˆํ•œ ํ•ต์‹ฌ ์ง€ํ‘œ์ž…๋‹ˆ๋‹ค.ย 

NetWork
๐Ÿ’ป Frontend
๋ธŒ๋ผ์šฐ์ €๊ฐ€ ํฐํŠธ๋ฅผ ์ ์šฉํ•˜๋Š” ๊ณผ์ •

๋ธŒ๋ผ์šฐ์ €๊ฐ€ ํฐํŠธ๋ฅผ ์ ์šฉํ•˜๋Š” ๊ณผ์ •

Nov 26, 2025

ย ์‚ฌ์šฉ์ž๊ฐ€ ์›น ํŽ˜์ด์ง€๋ฅผ ์š”์ฒญํ•˜๋ฉด HTML ๋ฌธ์„œ๊ฐ€ ๋ธŒ๋ผ์šฐ์ €๋กœ ์ „์†ก๋ฉ๋‹ˆ๋‹ค. ๋ธŒ๋ผ์šฐ์ €๋Š” ์ด๋ฅผ ํŒŒ์‹ฑํ•˜๋ฉด์„œ CSS ํŒŒ์ผ์„ ๋กœ๋“œํ•˜๊ณ , CSS ๋‚ด์—ย @font-face๊ฐ€ ์žˆ๋Š”์ง€๋ฅผ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค. ์ดย @font-face๋ฅผ ํ†ตํ•ด ๋ธŒ๋ผ์šฐ์ €๋Š” ํฐํŠธ ํŒŒ์ผ์˜ ์œ„์น˜์™€ ์Šคํƒ€์ผ์„ ํŒŒ์•…ํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.

Css
๐Ÿ’ก Basic
DNS๋ž€?

DNS๋ž€?

Nov 21, 2025

DNS(Domain Name System)ย ๋Š” ๋„๋ฉ”์ธ ์ฃผ์†Œ์— ๋Œ€์‘๋˜๋Š” ์›๊ฒฉ ํ˜ธ์ŠคํŠธ IP ์ฃผ์†Œ๋ฅผ ๊ด€๋ฆฌํ•˜๊ณ  ์งˆ์˜ํ•  ์ˆ˜ ์žˆ๋Š” ์‹œ์Šคํ…œ ํ˜น์€ ์ด๋ฅผ ์ด์šฉํ•˜๊ธฐ ์œ„ํ•œ ํ”„๋กœํ† ์ฝœ์„ ์˜๋ฏธ

NetWork
๐Ÿ’ป Frontend
css ์†์„ฑ dvh, svh, lvh ๋ž€?

css ์†์„ฑ dvh, svh, lvh ๋ž€?

Nov 21, 2025

CSS์—์„œย dvh,ย svh,ย lvh๋Š”ย ๋ทฐํฌํŠธ ๋†’์ด๋ฅผ ์ธก์ •ํ•˜๋Š” ์ƒˆ๋กœ์šด ๋‹จ์œ„์ž…๋‹ˆ๋‹ค. ๊ธฐ์กดย vh(viewport height)๋Š” ๋ธŒ๋ผ์šฐ์ €์˜ ๋ทฐํฌํŠธ ๋†’์ด๋ฅผ ๊ธฐ์ค€์œผ๋กœ ์„ค์ •๋˜์ง€๋งŒ, ๋ชจ๋ฐ”์ผ ํ™˜๊ฒฝ์—์„œ๋Š” ์ฃผ์†Œ์ฐฝ์ด๋‚˜ ๋„ค๋น„๊ฒŒ์ด์…˜ ๋ฐ”์˜ ์œ ๋ฌด์— ๋”ฐ๋ผ ๋™์ ์œผ๋กœ ๋ณ€ํ•  ์ˆ˜ ์žˆ์–ด ์ •ํ™•ํ•œ ๋†’์ด๋ฅผ ๊ณ„์‚ฐํ•˜๊ธฐ ์–ด๋ ต๋‹ค๋Š” ๋‹จ์ ์ด ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ดย dvh,ย svh,ย lvh๊ฐ€ ๋“ฑ์žฅํ–ˆ์Šต๋‹ˆ๋‹ค.

Css
๐Ÿ’ก Basic
๋ธŒ๋ผ์šฐ์ € ๋ฉ”๋ชจ๋ฆฌ ์บ์‹œ์™€ ๋””์Šคํฌ ์บ์‹œ

๋ธŒ๋ผ์šฐ์ € ๋ฉ”๋ชจ๋ฆฌ ์บ์‹œ์™€ ๋””์Šคํฌ ์บ์‹œ

Nov 19, 2025

๋ฉ”๋ชจ๋ฆฌ ์บ์‹œ๋Š” ๋ง ๊ทธ๋Œ€๋กœย ๋ฉ”๋ชจ๋ฆฌ, ์ฆ‰ RAM์— ์ €์žฅ๋ผ์„œ ๋น ๋ฅธ ์†๋„๊ฐ€ ํŠน์ง•,๋””์Šคํฌ ์บ์‹œ๋Š”ย ํ•˜๋“œ๋””์Šคํฌ๋‚˜ SSD ๊ฐ™์€ ์ €์žฅ์žฅ์น˜์— ์ €์žฅ๋ผ์„œ, ๋ธŒ๋ผ์šฐ์ €๋ฅผ ๊ป๋‹ค ์ผœ๋„ ๋‚จ์•„ ์žˆ๋Š” ๊ฒƒ์ด ํŠน์ง•

NetWork
๐Ÿ’ป Frontend
<a> ํƒœ๊ทธ๋ฅผ ์ด์šฉํ•ด ์™ธ๋ถ€ ํŽ˜์ด์ง€๋ฅผ ์—ด ๋•Œ ๋ณด์•ˆ์ƒ ๊ณ ๋ คํ•ด์•ผ ํ•  ์ 

<a> ํƒœ๊ทธ๋ฅผ ์ด์šฉํ•ด ์™ธ๋ถ€ ํŽ˜์ด์ง€๋ฅผ ์—ด ๋•Œ ๋ณด์•ˆ์ƒ ๊ณ ๋ คํ•ด์•ผ ํ•  ์ 

Nov 11, 2025

<a>๋ฅผ ์ด์šฉํ•ด ์™ธ๋ถ€ ๋งํฌ๋ฅผ ์—ฐ๊ฒฐํ•  ๋•Œ๋Š”ย relย ์†์„ฑ์„ ์ ์ ˆํžˆ ์„ค์ •ํ•˜์—ฌ ์ค‘์š” ์ •๋ณด๊ฐ€ ์œ ์ถœ๋˜์ง€ ์•Š๋„๋ก ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

Html
๐Ÿ’ป Frontend
ํƒ€์ž…์Šคํฌ๋ฆฝํŠธ์˜ infer ํ‚ค์›Œ๋“œ

ํƒ€์ž…์Šคํฌ๋ฆฝํŠธ์˜ infer ํ‚ค์›Œ๋“œ

Nov 10, 2025

inferย ํ‚ค์›Œ๋“œ๋Š” ์กฐ๊ฑด๋ถ€ ํƒ€์ž…์—์„œ ํŠน์ • ํƒ€์ž…์„ ์ถ”๋ก ํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.ย ์ฆ‰, ํƒ€์ž…์„ ์ง์ ‘ ์ง€์ •ํ•˜๋Š” ๊ฒƒ์ด ์•„๋‹ˆ๋ผ ํƒ€์ž…์Šคํฌ๋ฆฝํŠธ๊ฐ€ ํ•ด๋‹น ํƒ€์ž…์„ ์œ ์ถ”ํ•  ์ˆ˜ ์žˆ๋„๋ก ๋•๋Š” ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.ย infer๋Š”ย extends๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ์กฐ๊ฑด๋ถ€ ํƒ€์ž… ์•ˆ์—์„œ ํ™œ์šฉ๋˜๋ฉฐ, ํŠน์ • ํƒ€์ž…์„ ๋ถ„ํ•ดํ•˜์—ฌ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

Typescript
๐Ÿ’ป Frontend
npm install๊ณผ npm ci์˜ ์ฐจ์ด์ 

npm install๊ณผ npm ci์˜ ์ฐจ์ด์ 

Nov 6, 2025

ย npm ci๋Š”ย npm install์— ๋น„ํ•ด ์˜์กด์„ฑ์˜ ๋ฒ„์ „์„ ์—„๊ฒฉํ•˜๊ฒŒ ์œ ์ง€

Javascript
๐Ÿ’ป Frontend
 ์ธ์ฆ(Authentication)๊ณผ ์ธ๊ฐ€(Authorization)

์ธ์ฆ(Authentication)๊ณผ ์ธ๊ฐ€(Authorization)

Nov 5, 2025

์ธ์ฆ(Authentication)์€ย "์‚ฌ์šฉ์ž๊ฐ€ ๋ˆ„๊ตฌ์ธ์ง€ ํ™•์ธํ•˜๋Š” ๊ณผ์ •"ย ์ด๊ณ , ์ธ๊ฐ€(Authorization)๋Š”ย "์‚ฌ์šฉ์ž๊ฐ€ ํŠน์ • ์ž์›์— ์ ‘๊ทผํ•  ๊ถŒํ•œ์ด ์žˆ๋Š”์ง€ ํ™•์ธํ•˜๋Š” ๊ณผ์ •"

NetWork
๐Ÿ’ปBackEnd
์˜์กด์„ฑ ์ฃผ์ž…(Dependency Injection)

์˜์กด์„ฑ ์ฃผ์ž…(Dependency Injection)

Nov 5, 2025

A ๊ฐ์ฒด๊ฐ€ ์–ด๋–ค ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•˜๊ธฐ ์œ„ํ•ด B ๊ฐ์ฒด๋ฅผ ํ•„์š”๋กœ ํ•˜๋Š” ๊ฒฝ์šฐ์— ๋‘ ๊ฐ์ฒด ์‚ฌ์ด์— ์˜์กด์„ฑ์ด ์กด์žฌํ•œ๋‹ค๊ณ  ํ‘œํ˜„

Backend
๐Ÿ’ป Frontend
ํŒจํ‚ค์ง€ ๋งค๋‹ˆ์ € pnpm๊ณผ yarn berry

ํŒจํ‚ค์ง€ ๋งค๋‹ˆ์ € pnpm๊ณผ yarn berry

Nov 4, 2025

pnpm์€ย npm์— ๋น„ํ•ด ์„ฑ๋Šฅ๊ณผ ๋””์Šคํฌ ํšจ์œจ์„ฑ์„ ๊ฐœ์„ ํ•œ ํŒจํ‚ค์ง€ ๋งค๋‹ˆ์ €,Yarn Berry๋Š”ย Yarn์˜ 2.0 ๋ฒ„์ „ ์ด์ƒ์„ ๊ฐ€๋ฆฌํ‚ค๋ฉฐ, PnP(Plug'n'Play) ์™€ Zero Install์„ ๋„์ž…ํ•˜์—ฌ ํŒจํ‚ค์ง€ ๊ด€๋ฆฌ ๋ฐฉ์‹์„ ๊ฐœ์„ ํ•œ ํŒจํ‚ค์ง€ ๋งค๋‹ˆ์ €

Javascript
๐Ÿ’ป Frontend
requestAnimationFrame ์ด๋ž€

requestAnimationFrame ์ด๋ž€

Nov 3, 2025

requestAnimationFrame()์€ย ๋ธŒ๋ผ์šฐ์ €์˜ ํ™”๋ฉด ๊ฐฑ์‹  ์ฃผ๊ธฐ์— ๋งž์ถฐ ์ฝœ๋ฐฑ ํ•จ์ˆ˜๋ฅผ ์‹คํ–‰ํ•˜๋„๋ก ์š”์ฒญํ•˜๋Š” API

Javascript
๐Ÿ’ก Basic
์ •์  IP ์ฃผ์†Œ ํ• ๋‹น ๋ฐฉ์‹๊ณผ ๋™์  IP ์ฃผ์†Œ ํ• ๋‹น ๋ฐฉ์‹์˜ ์ฐจ์ด์ 

์ •์  IP ์ฃผ์†Œ ํ• ๋‹น ๋ฐฉ์‹๊ณผ ๋™์  IP ์ฃผ์†Œ ํ• ๋‹น ๋ฐฉ์‹์˜ ์ฐจ์ด์ 

Oct 31, 2025

์ •์  IP๋Š”ย ๊ณ ์ •์ ์œผ๋กœ ํ• ๋‹น๋˜์–ด ๋ณ€ํ•˜์ง€ ์•Š๋Š”ย IP ์ฃผ์†Œ์ด๊ณ , ๋™์  IP๋Š”ย ์‹œ๊ฐ„์ด ์ง€๋‚˜๋ฉด์„œ ๋ณ€ํ•  ์ˆ˜ ์žˆ๋Š”ย IP ์ฃผ์†Œ

NetWork
๐Ÿ’ป Frontend
๋ถˆ๋ณ€์„ฑ(Immutability)์ด๋ž€

๋ถˆ๋ณ€์„ฑ(Immutability)์ด๋ž€

Oct 31, 2025

๋ถˆ๋ณ€์„ฑ์ด๋ž€ย ๋ฐ์ดํ„ฐ๊ฐ€ ์ตœ์ดˆ ์ƒ์„ฑ๋œ ์ดํ›„ ๊ทธ ์ƒํƒœ๋ฅผ ๋ณ€๊ฒฝํ•  ์ˆ˜ ์—†๋Š” ์„ฑ์งˆ

Javascript
๐Ÿ’ก Basic
content-type ํ—ค๋”

content-type ํ—ค๋”

Oct 30, 2025

Content-Type์€ย HTTP ์š”์ฒญ๊ณผ ์‘๋‹ต์—์„œ ์ „์†ก๋˜๋Š” ๋ฐ์ดํ„ฐ์˜ ํƒ€์ž…์„ ๋ช…์‹œํ•˜๋Š” ํ—ค๋”

NetWork
๐Ÿ’ป Frontend
React๋กœ ๋ณด๋Š” ๋ฏธ๋“ค์›จ์–ด๋ฏธ๋“ค์›จ์–ด์˜ ์ข…๋ฅ˜

React๋กœ ๋ณด๋Š” ๋ฏธ๋“ค์›จ์–ด๋ฏธ๋“ค์›จ์–ด์˜ ์ข…๋ฅ˜

Oct 29, 2025

๋ฏธ๋“ค์›จ์–ด ์‹œ์Šคํ…œ ๊ฐ„ ํ†ต์‹ ์ด๋‚˜ ์„œ๋น„์Šค ์—ฐ๊ฒฐ์„ ์ค‘๊ฐ„์—์„œ ๋„์™€์ฃผ๋Š” ์—ญํ• 

React
NetWork
๐Ÿ’ก Basic
jwt์˜ ์žฅ์ 

jwt์˜ ์žฅ์ 

Oct 29, 2025

JSON WEB TOKEN์˜ ์•ฝ์ž๋กœ ์†์„ฑ ์ •๋ณด (Claim)๋ฅผ JSON ๋ฐ์ดํ„ฐ ๊ตฌ์กฐ๋กœ ํ‘œํ˜„ํ•œ ํ† ํฐ์œผ๋กœ์„œ ๋„คํŠธ์›Œํฌ๋ฅผ ํ†ตํ•ด์„œ ์„œ๋กœ ๋‹ค๋ฅธ ์žฅ์น˜๋ผ๋ฆฌ ์•ˆ์ „ํ•˜๊ฒŒ ์ „์†กํ•˜๊ธฐ ์œ„ํ•ด ์„ค๊ณ„

NetWork
๐Ÿ’ก Basic
JWT ํŠน์ง•๊ณผ ์ฃผ์˜ ์‚ฌํ•ญ

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Oct 29, 2025

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NetWork
๐Ÿ’ป Frontend
CSS ์˜์‚ฌ ์š”์†Œ(Pseudo-elements)

CSS ์˜์‚ฌ ์š”์†Œ(Pseudo-elements)

Oct 28, 2025

์˜์‚ฌ ์š”์†Œ๋Š”ย CSS ์„ ํƒ์ž์— ์ถ”๊ฐ€ํ•˜๋Š” ํ‚ค์›Œ๋“œ๋กœ, ํŠน์ • ์š”์†Œ์˜ ์ผ๋ถ€๋ถ„์— ์Šคํƒ€์ผ์„ ์ ์šฉํ•  ๋•Œ ์‚ฌ์šฉ

Css
๐Ÿ’ป Frontend
React ๋‚ด๋ถ€ ๋ Œ๋”๋ง ๋ฉ”์ปค๋‹ˆ์ฆ˜์œผ๋กœ ๋ณด๋Š” useState์˜ ์ž‘๋™ ๋ฐฉ์‹

React ๋‚ด๋ถ€ ๋ Œ๋”๋ง ๋ฉ”์ปค๋‹ˆ์ฆ˜์œผ๋กœ ๋ณด๋Š” useState์˜ ์ž‘๋™ ๋ฐฉ์‹

Oct 27, 2025

React์˜ setState (๋˜๋Š” setName)๋Š” "์ฆ‰์‹œ" ์ƒํƒœ๋ฅผ ๋ฐ”๊พธ์ง€ ์•Š๊ณ , "๋‹ค์Œ ๋ Œ๋”๋ง"์„ ์˜ˆ์•ฝํ•œ๋‹ค.

React
๐Ÿ’ก Basic
NAT ๊ธฐ๋Šฅ์„ ์‚ฌ์šฉํ•˜๋Š” ์ด์œ 

NAT ๊ธฐ๋Šฅ์„ ์‚ฌ์šฉํ•˜๋Š” ์ด์œ 

Oct 24, 2025

์‚ฌ์„ค IP ์ฃผ์†Œ๋งŒ์„ ๊ฐ€์ง€๊ณ  ์™ธ๋ถ€ ๋„คํŠธ์›Œํฌ์™€ ํ†ต์‹ ํ•˜๊ธฐ ์–ด๋ ต์Šต๋‹ˆ๋‹ค. ์ด ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด์„œ ๋ผ์šฐํ„ฐ ํ˜น์€ ๊ณต์œ ๊ธฐ์˜ย NAT(Network Address Translation)ย ๊ธฐ๋Šฅ์„ ์‚ฌ์šฉ

NetWork
๐Ÿ’ป Frontend
CSS ์ „์ฒ˜๋ฆฌ๊ธฐ (CSS preprocessor)๋ž€ ๋ฌด์—‡์ธ๊ฐ€์š”?

CSS ์ „์ฒ˜๋ฆฌ๊ธฐ (CSS preprocessor)๋ž€ ๋ฌด์—‡์ธ๊ฐ€์š”?

Oct 24, 2025

CSS ์ „์ฒ˜๋ฆฌ๊ธฐ๋Š”ย CSS๋ฅผ ๋” ํšจ์œจ์ ์ด๊ณ  ์ฒด๊ณ„์ ์œผ๋กœ ์ž‘์„ฑํ•  ์ˆ˜ ์žˆ๋„๋ก ๋„์™€์ฃผ๋Š” ๋„๊ตฌ

Css
๐Ÿ’ก Basic
git ๋ธŒ๋žœ์น˜ ์ „๋žต

git ๋ธŒ๋žœ์น˜ ์ „๋žต

Oct 22, 2025

์ฃผ๋กœ Git Flow, GitHub Flow, ๊ทธ๋ฆฌ๊ณ  Trunk-Based Development ๋ฅผ ์‚ฌ์šฉ

GitHub
๐Ÿ’ป Frontend
๊ตฌ์กฐ ๋ถ„ํ•ด ํ• ๋‹น ์˜ˆ์‹œ

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Oct 22, 2025

์˜ˆ์‹œ๋“ค

Javascript
๐Ÿ’ป Frontend
๋ชจ๋…ธ๋ ˆํฌ๋ž€?

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Oct 21, 2025

๋ชจ๋…ธ๋ ˆํฌ๋Š”ย mono(๋‹จ์ผ)ย ์™€ย repo(๋ ˆํฌ์ง€ํ† ๋ฆฌ)ย ๋ฅผ ํ•ฉ์นœ ์šฉ์–ด๋กœ,ย ์—ฌ๋Ÿฌ ํ”„๋กœ์ ํŠธ ๋˜๋Š” ํŒจํ‚ค์ง€๋ฅผ ํ•˜๋‚˜์˜ ์ฝ”๋“œ ์ €์žฅ์†Œ์— ํ†ตํ•ฉํ•˜์—ฌ ๊ด€๋ฆฌํ•˜๋Š” ๋ฐฉ์‹

NetWork
๐Ÿค– Computer Science
BMAD-METHOD

BMAD-METHOD

Oct 21, 2025

AI ์ค‘์‹ฌ์˜ ์• ์ž์ผ ๊ฐœ๋ฐœ ๋ฐฉ์‹์„ ํ•œ ๋‹จ๊ณ„ ์ง„ํ™”์‹œํ‚จ ๋ฒ”์šฉ AI ์—์ด์ „ํŠธ ํ”„๋ ˆ์ž„์›Œํฌ

NetWork
๐Ÿ’ป Frontend
image ์š”์†Œ์˜ alt ์†์„ฑ์€ ์–ด๋–ค ๋ชฉ์ ์œผ๋กœ ์‚ฌ์šฉํ•˜๋‚˜์š”?

image ์š”์†Œ์˜ alt ์†์„ฑ์€ ์–ด๋–ค ๋ชฉ์ ์œผ๋กœ ์‚ฌ์šฉํ•˜๋‚˜์š”?

Oct 20, 2025

Html
๐Ÿ’ป Frontend
๋Œ€์นญํ‚ค ๋ฐ ๋น„๋Œ€์นญํ‚ค ์•”ํ˜ธํ™” ๋ฐฉ์‹

๋Œ€์นญํ‚ค ๋ฐ ๋น„๋Œ€์นญํ‚ค ์•”ํ˜ธํ™” ๋ฐฉ์‹

Oct 20, 2025

ํ‰๋ฌธ์„ ์•”ํ˜ธํ™”ํ•˜๊ณ  ๋ณตํ˜ธํ™”ํ•˜๋Š” ๊ฒฝ์šฐ ํ‚ค๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š”๋ฐ์š”. ์ด๋•Œ, ์•”๋ณตํ˜ธํ™”์— ์‚ฌ์šฉํ•˜๋Š” ํ‚ค๊ฐ€ ๋™์ผํ•œ ๊ฒฝ์šฐย ๋Œ€์นญํ‚ค ์•”ํ˜ธํ™”(Symmetric Key Cryptography)ย ๋ผ๊ณ  ํ•˜๋ฉฐ, ์•”๋ณตํ˜ธํ™”์— ์‚ฌ์šฉํ•˜๋Š” ํ‚ค๊ฐ€ ์„œ๋กœ ๋‹ค๋ฅธ ๊ฒฝ์šฐ๋ฅผย ๋น„๋Œ€์นญํ‚ค ์•”ํ˜ธํ™” ํ˜น์€ ๊ณต๊ฐœํ‚ค ์•”ํ˜ธํ™”(Asymmetric Key Cryptography)ย ๋ผ๊ณ  ํ•ฉ๋‹ˆ๋‹ค.

NetWork
๐Ÿ’ป Frontend
๋ธŒ๋ผ์šฐ์ €์˜ ์ขŒํ‘œ (coordinates) : element.getBoundingClientRect

๋ธŒ๋ผ์šฐ์ €์˜ ์ขŒํ‘œ (coordinates) : element.getBoundingClientRect

Oct 18, 2025

Html
Css
๐Ÿ’ป Frontend
Reset CSS์™€ Normalize CSS

Reset CSS์™€ Normalize CSS

Oct 17, 2025

Reset CSS์™€ย Normalize CSS๋Š” ๋ชจ๋‘ย ๋ธŒ๋ผ์šฐ์ € ๊ฐ„์˜ ์Šคํƒ€์ผ ์ฐจ์ด๋ฅผ ์ค„์ด๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉ๋˜๋Š” CSS ํŒŒ์ผ

Css
๐Ÿ’ป Frontend
ํƒ€์ž… ๋‹จ์–ธ

ํƒ€์ž… ๋‹จ์–ธ

Oct 16, 2025

์‰ฝ๊ฒŒ ์„ค๋ช…ํ•˜๋ฉด,ย ํƒ€์ž… ๋‹จ์–ธ(Type Assertion)์€ ์ปดํŒŒ์ผ๋Ÿฌ์—๊ฒŒ ํŠน์ • ๊ฐ’์ด ์–ด๋–ค ํƒ€์ž…์ธ์ง€ ๊ฐœ๋ฐœ์ž๊ฐ€ ๋” ์ž˜ ์•Œ๊ณ  ์žˆ๋‹ค๊ณ  ์•Œ๋ ค์ฃผ๋Š” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค.

Typescript
๐Ÿ’ปBackEnd
์‹œ์Šคํ…œ ์ฝœ

์‹œ์Šคํ…œ ์ฝœ

Oct 15, 2025

์šด์˜์ฒด์ œ๋Š” ์‚ฌ์šฉ์ž๊ฐ€ ์‹คํ–‰ํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์ด ํ•˜๋“œ์›จ์–ด ์ž์›์— ์ง์ ‘ ์ ‘๊ทผํ•˜๋Š” ๊ฒƒ์„ ๋ฐฉ์ง€ํ•ด ์ž์›์„ ๋ณดํ˜ธํ•ฉ๋‹ˆ๋‹ค.

NetWork
Server
๐Ÿ’ป Frontend
์ƒํ™ฉ์— ๋”ฐ๋ฅธ this ๋ฐ”์ธ๋”ฉ

์ƒํ™ฉ์— ๋”ฐ๋ฅธ this ๋ฐ”์ธ๋”ฉ

Oct 15, 2025

์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ์—์„œย this๋Š” ํ•จ์ˆ˜๊ฐ€ ํ˜ธ์ถœ๋˜๋Š” ๋ฐฉ์‹์— ๋”ฐ๋ผ ๊ฐ’์ด ๋‹ฌ๋ผ์ง‘๋‹ˆ๋‹ค.

Javascript
๐Ÿ’ปBackEnd
CPU ์Šค์ผ€์ค„๋ง

CPU ์Šค์ผ€์ค„๋ง

Oct 14, 2025

CPU ์Šค์ผ€์ค„๋ง์€ ์šด์˜์ฒด์ œ๊ฐ€ ํ”„๋กœ์„ธ์Šค๋“ค์—๊ฒŒ ๊ณต์ •ํ•˜๊ณ  ํ•ฉ๋ฆฌ์ ์œผ๋กœ CPU ์ž์›์„ ๋ฐฐ๋ถ„ํ•˜๋Š” ๊ฒƒ์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.

Server
๐Ÿ’ป Frontend
HTML link ์š”์†Œ์˜ rel ์†์„ฑ ๊ฐ’ preconnect, preload, prefetch

HTML link ์š”์†Œ์˜ rel ์†์„ฑ ๊ฐ’ preconnect, preload, prefetch

Oct 14, 2025

<link>๋Š” ์™ธ๋ถ€ ๋ฆฌ์†Œ์Šค์™€์˜ ์—ฐ๊ฒฐ์„ ๋•๋Š” ์š”์†Œ์ด๋ฉฐ,ย relย ์†์„ฑ ๊ฐ’์ธย preconnect,ย preload,ย prefetch๋Š”ย ๋ฆฌ์†Œ์Šค ๋กœ๋“œ์˜ ์šฐ์„ ์ˆœ์œ„๋ฅผ ์„ค์ •ํ•˜์—ฌ ๋กœ๋“œ ์„ฑ๋Šฅ์„ ์ตœ์ ํ™”ํ•˜๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.

Html
๐Ÿ’ป Frontend
Stacking Context (์Œ“์ž„ ๋งฅ๋ฝ)

Stacking Context (์Œ“์ž„ ๋งฅ๋ฝ)

Oct 13, 2025

์Œ“์ž„ ๋งฅ๋ฝ(Stacking Context)์€ ๊ฐ€์ƒ์˜ z์ถ•์„ ์ƒ์ •ํ•˜์—ฌ HTML ์š”์†Œ๋“ค์„ 3์ฐจ์›์œผ๋กœ ๊ฐœ๋…ํ™”ํ•œ ๊ฒƒ์ž…๋‹ˆ๋‹ค.

Css
๐Ÿ’ก Basic
URI, URL, URN์˜ ์ฐจ์ด์ 

URI, URL, URN์˜ ์ฐจ์ด์ 

Oct 13, 2025

โ€ข URI, URL ๊ทธ๋ฆฌ๊ณ  URN

NetWork
๐Ÿ’ก Basic
์›์‹œํƒ€์ž… ์ ‘๊ทผ๊ณผ ๊ฐ์ฒดํƒ€์ž… ์ ‘๊ทผ์˜ ์ฐจ์ด

์›์‹œํƒ€์ž… ์ ‘๊ทผ๊ณผ ๊ฐ์ฒดํƒ€์ž… ์ ‘๊ทผ์˜ ์ฐจ์ด

Oct 10, 2025

๋ฉ”๋ชจ๋ฆฌ ์ฃผ์†Œ๋ฅผ ์ฐธ์กฐํ•˜๋Š” ์ฐจ์ด

Javascript
๐Ÿ’ป Frontend
Server Action์ด๋ž€ ๋ฌด์—‡์ธ๊ฐ€์š”?

Server Action์ด๋ž€ ๋ฌด์—‡์ธ๊ฐ€์š”?

Oct 10, 2025

Server Action์€ Next.js์—์„œ ์ œ๊ณตํ•˜๋Š” ๊ธฐ๋Šฅ์œผ๋กœ,ย ์„œ๋ฒ„์—์„œ ์‹คํ–‰๋˜๋ฉฐ ๋ธŒ๋ผ์šฐ์ €์—์„œ ํ˜ธ์ถœํ•  ์ˆ˜ ์žˆ๋Š” ๋น„๋™๊ธฐ ํ•จ์ˆ˜์ž…๋‹ˆ๋‹ค. ์ด

NextJs
๐Ÿ’ก Basic
์‘์ง‘๋„์™€ ๊ฒฐํ•ฉ๋„

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Oct 2, 2025

์‘์ง‘๋„(Cohesion)ย ๋Š” ๋ชจ๋“ˆ์— ํฌํ•จ๋œ ๋‚ด๋ถ€ ์š”์†Œ๋“ค์ด ์—ฐ๊ด€๋˜์–ด ์žˆ๋Š” ์ •๋„๋ฅผ ๋‚˜ํƒ€๋ƒ…๋‹ˆ๋‹ค.ย ๊ฒฐํ•ฉ๋„(Coupling)ย ๋Š” ์˜์กด์„ฑ์˜ ์ •๋„๋ฅผ ๋‚˜ํƒ€๋‚ด๋ฉฐ, ๋‹ค๋ฅธ ๋ชจ๋“ˆ์— ๋Œ€ํ•ด ์–ผ๋งˆ๋‚˜ ๋งŽ์€ ์ง€์‹์„ ๊ฐ–๊ณ  ์žˆ๋Š”์ง€๋ฅผ ๋‚˜ํƒ€๋ƒ…๋‹ˆ๋‹ค.

Backend
๐Ÿ’ปBackEnd

VS Code์—์„œ Python ํŒŒ์ผ์„ ์ž๋™์œผ๋กœ ํฌ๋งท

Oct 2, 2025

VS Code์—์„œ Python ํŒŒ์ผ์„ ์ž๋™์œผ๋กœ ํฌ๋งทํ•˜๋ ค๋ฉด: Python ํฌ๋งคํ„ฐ(๊ถŒ์žฅ: Black)๋ฅผ ๊ฐ€์ƒํ™˜๊ฒฝ์— ์„ค์น˜ํ•˜๊ณ , ์›Œํฌ์ŠคํŽ˜์ด์Šค ์„ค์ •์—์„œ ํฌ๋งคํ„ฐ์™€ ์˜ต์…˜์„ ์ง€์ •ํ•œ ๋’ค ์„ ํƒํ•œ Python ์ธํ„ฐํ”„๋ฆฌํ„ฐ๊ฐ€ ๊ทธ ๊ฐ€์ƒํ™˜๊ฒฝ์„ ๊ฐ€๋ฆฌํ‚ค๊ฒŒ ํ•ด์•ผ ํ•จ

Python
๐Ÿ’ป Frontend
css box-sizing ์†์„ฑ

css box-sizing ์†์„ฑ

Oct 1, 2025

box-sizing์€ย CSS์—์„œ ์š”์†Œ์˜ ํฌ๊ธฐ๋ฅผ ์–ด๋–ป๊ฒŒ ๊ณ„์‚ฐํ• ์ง€๋ฅผ ๊ฒฐ์ •ํ•˜๋Š” ์†์„ฑ

Css
Html
๐Ÿ’ปBackEnd
CAP ์ •๋ฆฌ

CAP ์ •๋ฆฌ

Oct 1, 2025

CAP ์ •๋ฆฌ๋Š” ๋ถ„์‚ฐ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์‹œ์Šคํ…œ์ด CAP ์ค‘ 2๊ฐœ์˜ ์†์„ฑ๋งŒ์„ ์ œ๊ณตํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ์ด๋ก 

Backend
๐Ÿ’ป Frontend
Node์™€ Element์˜ ์ฐจ์ด

Node์™€ Element์˜ ์ฐจ์ด

Sep 30, 2025

Node๋Š” DOM์„ ๊ตฌ์„ฑํ•˜๋Š” ๊ฐ€์žฅ ๊ธฐ๋ณธ์ ์ธ ๊ตฌ์„ฑ ๋‹จ์œ„ Node > element

Html
Css
๐Ÿ’ป Frontend
์ด๋ฏธ์ง€ ํฌ๋งท๊ณผ ๊ฐ ํฌ๋งท๋ณ„ ํŠน์ง•

์ด๋ฏธ์ง€ ํฌ๋งท๊ณผ ๊ฐ ํฌ๋งท๋ณ„ ํŠน์ง•

Sep 30, 2025

JPEG, PNG, WebP, SVG

Html
Css
๐Ÿ’ป Frontend
ํ”„๋กœํ† ํƒ€์ž… ์ƒ์†์˜ ๋™์ž‘ ๋ฐฉ์‹

ํ”„๋กœํ† ํƒ€์ž… ์ƒ์†์˜ ๋™์ž‘ ๋ฐฉ์‹

Sep 29, 2025

๊ฐ์ฒด ๊ฐ„์˜ ์ƒ์†์„ ๊ตฌํ˜„ํ•˜๋Š” ๋ฉ”์ปค๋‹ˆ์ฆ˜

Javascript
๐Ÿ’ก Basic
webpack, rollup๊ณผ ๊ฐ™์€ ๋ฒˆ๋“ค๋Ÿฌ

webpack, rollup๊ณผ ๊ฐ™์€ ๋ฒˆ๋“ค๋Ÿฌ

Sep 26, 2025

๋‹ค์–‘ํ•œ ํŒŒ์ผ๊ณผ ๋ชจ๋“ˆ์„ ํ•˜๋‚˜์˜ ๋ฐฐํฌ ๊ฐ€๋Šฅํ•œ ๋ฒˆ๋“ค๋กœ ๋ฌถ๋Š” ์—ญํ• 

NetWork
๐Ÿ’ป Frontend
๋ฆฌ์•กํŠธ ๋™์‹œ์„ฑ ๋ชจ๋“œ(Concurrent Mode)

๋ฆฌ์•กํŠธ ๋™์‹œ์„ฑ ๋ชจ๋“œ(Concurrent Mode)

Sep 26, 2025

๋ฆฌ์•กํŠธ์˜ย ๋™์‹œ์„ฑ ๋ชจ๋“œ๋Š” ์—ฌ๋Ÿฌ ์ž‘์—…์„ย ๋น„๋™๊ธฐ์ ์œผ๋กœ ๋™์‹œ์— ์ฒ˜๋ฆฌํ•˜๋ฉด์„œ๋„ ์ค‘๊ฐ„์— ๋” ์ค‘์š”ํ•œ ์ž‘์—…์ด ๋“ค์–ด์˜ค๋ฉด ์šฐ์„ ์ˆœ์œ„๋ฅผ ๋ฐ”๊ฟ”์„œ ๊ทธ ์ž‘์—…์„ ๋จผ์ € ์ฒ˜๋ฆฌํ•˜๋Š” ๊ธฐ๋Šฅ์„ ์˜๋ฏธ

React
๐Ÿ’ปBackEnd
ํ”„๋กœ์„ธ์Šค๋ณด๋‹ค ์Šค๋ ˆ๋“œ์˜ ์ปจํ…์ŠคํŠธ ์Šค์œ„์นญ์ด ๋” ๋น ๋ฅธ ์ด์œ 

ํ”„๋กœ์„ธ์Šค๋ณด๋‹ค ์Šค๋ ˆ๋“œ์˜ ์ปจํ…์ŠคํŠธ ์Šค์œ„์นญ์ด ๋” ๋น ๋ฅธ ์ด์œ 

Sep 26, 2025

์ปจํ…์ŠคํŠธ ์Šค์œ„์นญ์€ CPU๋‚˜ ์ฝ”์–ด์—์„œ ์‹คํ–‰ ์ค‘์ด๋˜ ํ”„๋กœ์„ธ์Šค๋‚˜ ์Šค๋ ˆ๋“œ๊ฐ€ ๋‹ค๋ฅธ ํ”„๋กœ์„ธ์Šค๋‚˜ ์Šค๋ ˆ๋“œ๋กœ ๊ต์ฒด๋˜๋Š” ๊ณผ์ •

Backend
๐Ÿ’ก Basic
๊ด€๊ณ„ํ˜• ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์™€ ๋น„ ๊ด€๊ณ„ํ˜• ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค

๊ด€๊ณ„ํ˜• ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์™€ ๋น„ ๊ด€๊ณ„ํ˜• ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค

Sep 26, 2025

database

Backend
๐Ÿ’ก Basic
 Stack, Queue, event loop

Stack, Queue, event loop

Sep 26, 2025

์ž๋ฃŒ ๊ตฌ์กฐ

Coding Test
๐Ÿ’ป Frontend
useRef ์‚ฌ์šฉ

useRef ์‚ฌ์šฉ

Sep 25, 2025

Ref()๋Š” React์˜ ํ›… ์ค‘ ํ•˜๋‚˜๋กœ,ย ์ปดํฌ๋„ŒํŠธ ๋‚ด์—์„œ ๋ณ€๊ฒฝ ๊ฐ€๋Šฅํ•œ ๊ฐ’์„ ์ €์žฅํ•˜๊ณ  ๊ด€๋ฆฌ

React
๐Ÿ’ก Basic
HTTP/1.1๊ณผ HTTP/2.0

HTTP/1.1๊ณผ HTTP/2.0

Sep 25, 2025

ํ”„๋กœํ† ์ฝœ

NetWork
๐Ÿ’ป Frontend
TypeScript

TypeScript

Sep 23, 2025

ํƒ€์ž…์Šคํฌ๋ฆฝํŠธ ์ •๋ฆฌ

Typescript
๐Ÿ’ป Frontend
HTML Doctype์ด๋ž€

HTML Doctype์ด๋ž€

Sep 22, 2025

HTML์˜ย <!DOCTYPE>์€ ์›น ๋ธŒ๋ผ์šฐ์ €์— ํ•ด๋‹น ๋ฌธ์„œ๊ฐ€ ์–ด๋–ค HTML ๋ฒ„์ „์„ ๊ธฐ๋ฐ˜์œผ๋กœ ์ž‘์„ฑ๋˜์—ˆ๋Š”์ง€ ์•Œ๋ ค์ฃผ๋Š” ์—ญํ• ์„ ํ•˜๋Š” ์„ ์–ธ๋ฌธ

Html
๐Ÿ’ก Basic
 CDN ์ด๋ž€?

CDN ์ด๋ž€?

Sep 19, 2025

์ „ ์„ธ๊ณ„์— ๋ถ„์‚ฐ๋˜์–ด ์žˆ๋Š” ์„œ๋ฒ„๋“ค์„ ํ†ตํ•ด ์‚ฌ์šฉ์ž์—๊ฒŒ ์›น ์ปจํ…์ธ ๋ฅผ ๋น ๋ฅด๊ณ  ํšจ์œจ์ ์œผ๋กœ ์ œ๊ณตํ•˜๋Š” ๊ธฐ์ˆ 

NetWork
๐Ÿ’ป Frontend
event.target๊ณผ event.currentTarget์˜ ์ฐจ์ด์ 

event.target๊ณผ event.currentTarget์˜ ์ฐจ์ด์ 

Sep 18, 2025

event.target๊ณผย event.currentTarget์€ ๋ชจ๋‘ ์ด๋ฒคํŠธ ๊ฐ์ฒด์˜ ์†์„ฑ์ด๋ฉฐ, ๊ฐ๊ฐย "์ด๋ฒคํŠธ๊ฐ€ ์‹ค์ œ๋กœ ๋ฐœ์ƒํ•œ ์š”์†Œ"ย ์™€ย "์ด๋ฒคํŠธ ๋ฆฌ์Šค๋„ˆ๊ฐ€ ์—ฐ๊ฒฐ๋œ ์š”์†Œ"ย ๋ฅผ ๊ฐ€๋ฆฌํ‚ต๋‹ˆ๋‹ค.

Html
๐Ÿ’ป Frontend
px vs em vs rem

px vs em vs rem

Sep 16, 2025

๋‹จ์œ„

Css
๐Ÿ’ปBackEnd
๋กœ๋“œ ๋ฐธ๋Ÿฐ์‹ฑ

๋กœ๋“œ ๋ฐธ๋Ÿฐ์‹ฑ

Sep 16, 2025

์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ์ง€์›ํ•˜๋Š” ๋ฆฌ์†Œ์Šค ํ’€์— ๋“ค์–ด์˜ค๋Š” ๋„คํŠธ์›Œํฌ ํŠธ๋ž˜ํ”ฝ(๋“ค์–ด์˜ค๋Š” ์š”์ฒญ)์„ ๊ท ๋“ฑํ•˜๊ฒŒ ๋ถ„์‚ฐ

Server
Backend
NetWork
๐Ÿ’ก Basic
๋‹ค์ค‘ ์„œ๋ฒ„ ํ™˜๊ฒฝ์—์„œ ์„ธ์…˜ ๊ธฐ๋ฐ˜ ์ธ์ฆ ๋ฐฉ์‹

๋‹ค์ค‘ ์„œ๋ฒ„ ํ™˜๊ฒฝ์—์„œ ์„ธ์…˜ ๊ธฐ๋ฐ˜ ์ธ์ฆ ๋ฐฉ์‹

Sep 15, 2025

์ธ์ฆ ๊ด€๋ จ

NetWork
๐Ÿ’ป Frontend
ํ•จ์ˆ˜ ์„ ์–ธ์‹๊ณผ ํ•จ์ˆ˜ ํ‘œํ˜„์‹์˜ ์ฐจ์ด

ํ•จ์ˆ˜ ์„ ์–ธ์‹๊ณผ ํ•จ์ˆ˜ ํ‘œํ˜„์‹์˜ ์ฐจ์ด

Sep 15, 2025

ํ˜ธ์ด์ŠคํŒ…์˜ ์ฐจ์ด

Javascript
๐Ÿ’ป Frontend
์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ ํด๋ž˜์Šค์˜ ์ ‘๊ทผ์ œ์–ด์ž

์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ ํด๋ž˜์Šค์˜ ์ ‘๊ทผ์ œ์–ด์ž

Sep 15, 2025

์ ‘๊ทผ์ œ์–ด์ž๋Š” ํด๋ž˜์Šค ๋ฉค๋ฒ„์˜ ์ ‘๊ทผ ๋ฒ”์œ„๋ฅผ ์ œ์–ดํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ

Javascript
๐Ÿ’ป Frontend
์ œ๋กœ ๋Ÿฐ ํƒ€์ž„ CSS ๋ž€?

์ œ๋กœ ๋Ÿฐ ํƒ€์ž„ CSS ๋ž€?

Sep 12, 2025

๋นŒ๋“œ ์‹œ์ ์— CSS๋ฅผ ๋ฏธ๋ฆฌ ๋‹ค ๋งŒ๋“ค์–ด ๋†“๋Š” ์ œ๋กœ ๋Ÿฐํƒ€์ž„ CSS ๋ฐฉ์‹

Css
๐Ÿ’ก Basic
SOLID ์›์น™

SOLID ์›์น™

Sep 12, 2025

SOLID ์›์น™์€ ๊ฐ์ฒด์ง€ํ–ฅ ์„ค๊ณ„ 5์›์น™

Backend
๐Ÿ’ก Basic
๋„คํŠธ์›Œํฌ ํ†ต์‹ ์—์„œ Body(Payload)์™€ Header์˜ ์ฐจ์ด

๋„คํŠธ์›Œํฌ ํ†ต์‹ ์—์„œ Body(Payload)์™€ Header์˜ ์ฐจ์ด

Sep 11, 2025

Body์™€ Header์˜ ๊ฐ€์žฅ ํฐ ์ฐจ์ด๋Š”ย ์ •๋ณด(๋ฐ์ดํ„ฐ)์˜ ์—ญํ• 

NetWork
๐Ÿ–ŠCodingTest
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค ๋ชจ์Œ lv0

ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค ๋ชจ์Œ lv0

Sep 11, 2025

๊ฐœ์ธ ํ…Œ์ŠคํŠธ ๊ณต๋ถ€ ์ง€

Javascript
Coding Test
๐Ÿ’ก Basic
Undefined ์™€ null ์˜ ์ฐจ์ด์ 

Undefined ์™€ null ์˜ ์ฐจ์ด์ 

Sep 10, 2025

null and Undefined

Javascript
๐Ÿ’ป Frontend
React 18 Server Component

React 18 Server Component

Sep 9, 2025

๋ฆฌ์•กํŠธ 18 ๋ฒ„์ „์—์„œ ๋„์ž…๋œ ์ƒˆ๋กœ์šด ๊ธฐ๋Šฅ, ์„œ๋ฒ„์—์„œ๋งŒ ๋ Œ๋”๋ง๋˜๋Š” ์ปดํฌ๋„ŒํŠธ

Javascript
React
Server
๐Ÿ’ก Basic
Http ์™€ Https

Http ์™€ Https

Sep 9, 2025

์›น์—์„œ ํด๋ผ์ด์–ธํŠธ์™€ ์„œ๋ฒ„ ๊ฐ„ ํ†ต์‹ ์„ ์œ„ํ•œ ํ†ต์‹  ๊ทœ์•ฝ (Hypertext Transfer Protocol)

Server
๐Ÿ’ก Basic
WAS์™€ ์›น ์„œ๋ฒ„์˜ ์ฐจ์ด์ 

WAS์™€ ์›น ์„œ๋ฒ„์˜ ์ฐจ์ด์ 

Sep 9, 2025

์›น ์„œ๋ฒ„๋Š” ์ •์  ์ปจํ…์ธ (HTML, CSS, JS, ์ด๋ฏธ์ง€ ๋“ฑ)๋ฅผ ์ œ๊ณตํ•˜๋Š” ์—ญํ• , ์ž๋ฐ” ์ง„์˜์—์„œย WAS(Web Application Server)ย ๋Š” ์„œ๋ธ”๋ฆฟ ์ปจํ…Œ์ด๋„ˆ ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•˜๊ณ , ๋™์  ์ปจํ…์ธ ๋ฅผ ์ƒ์„ฑํ•˜๊ฑฐ๋‚˜, ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ๋กœ์ง์„ ์‹คํ–‰ํ•˜๋Š” ๋ฐ ํŠนํ™”

Server
๐Ÿ’ป Frontend
Streaming SSR

Streaming SSR

Sep 9, 2025

์ค€๋น„๋œ ๋ถ€๋ถ„๋ถ€ํ„ฐ ์ ์ง„์ ์œผ๋กœ ์ŠคํŠธ๋ฆฌ๋ฐํ•ด์„œ ํด๋ผ์ด์–ธํŠธ์— ์ „๋‹ฌํ•˜๋Š” ๊ธฐ์ˆ 

Javascript
React
NextJs
๐Ÿ’ปBackEnd
Server Side Rendering vs Client Sied Rendering

Server Side Rendering vs Client Sied Rendering

Sep 4, 2025

์‹ค ๋™์ž‘ ํ™”๋ฉด์œผ๋กœ ์ƒ์„ธํ•œ ์„ค๋ช…

Javascript
Html
Css
Server
NextJs
React
๐Ÿ’ป Frontend
Event Bubbling & Event Capturing

Event Bubbling & Event Capturing

Sep 3, 2025

์ด๋ฒคํŠธ ์ „ํŒŒ(Event Propagation)์˜ ๋‘ ๋‹จ๊ณ„ ์บก์ณ๋ง(Capturing Phase)๊ณผ ๋ฒ„๋ธ”๋ง(Bubbling Phase)

Javascript
๐Ÿ’ป Frontend
defaultValue & value

defaultValue & value

Sep 3, 2025

react ๋™์ž‘ ์›๋ฆฌ์˜ ์ดํ•ด

Javascript
Html
๐Ÿ’ป Frontend
The Need for Bundler (Bundler์˜ ํ•„์š”์„ฑ)

The Need for Bundler (Bundler์˜ ํ•„์š”์„ฑ)

Sep 2, 2025

webpack, rollup๊ณผ ๊ฐ™์€ ๋ฒˆ๋“ค๋Ÿฌ๋Š” ์™œ ํ•„์š”ํ•œ์ง€์— ๋Œ€ํ•œ ์„ค๋ช…

Javascript
๐Ÿ’ป Frontend
IntersectionObserver  ํ™œ์šฉํ•˜๊ธฐ

IntersectionObserver ํ™œ์šฉํ•˜๊ธฐ

Aug 29, 2025

IntersectionObserverย ์ธํ„ฐํŽ˜์ด์Šค๋Š” ๋Œ€์ƒ ์š”์†Œ์™€ ์ƒ์œ„ ์š”์†Œ, ๋˜๋Š” ๋Œ€์ƒ ์š”์†Œ์™€ ์ตœ์ƒ์œ„ ๋ฌธ์„œ์˜ย ๋ทฐํฌํŠธ๊ฐ€ ์„œ๋กœ ๊ต์ฐจํ•˜๋Š” ์˜์—ญ์ด ๋‹ฌ๋ผ์ง€๋Š” ๊ฒฝ์šฐ ์ด๋ฅผ ๋น„๋™๊ธฐ์ ์œผ๋กœ ๊ฐ์ง€ํ•  ์ˆ˜ ์žˆ๋Š” ์ˆ˜๋‹จ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.

Javascript
React
๐Ÿ’ป Frontend
Suspense vs useEffect

Suspense vs useEffect

Aug 28, 2025

์ƒํƒœ๊ด€๋ฆฌ ๋น„๊ต

Javascript
React
๐Ÿ“— Docs
๋‹น์‹ ์˜ ๊ฐœ๋ฐœ ๋ธ”๋กœ๊ทธ, ์™œ ๊พธ์ค€ํžˆ ์šด์˜ํ•˜๊ธฐ ์–ด๋ ค์šด๊ฐ€?

๋‹น์‹ ์˜ ๊ฐœ๋ฐœ ๋ธ”๋กœ๊ทธ, ์™œ ๊พธ์ค€ํžˆ ์šด์˜ํ•˜๊ธฐ ์–ด๋ ค์šด๊ฐ€?

Aug 27, 2025

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About me
๐Ÿ’ฌ Portfolio
Who is hanjin?!!! ์ดํ•œ์ง„ ๊ทธ๋Š” ๋ˆ„๊ตฌ์ธ๊ฐ€ lin

Who is hanjin?!!! ์ดํ•œ์ง„ ๊ทธ๋Š” ๋ˆ„๊ตฌ์ธ๊ฐ€ lin

Aug 27, 2025

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hanjin
frontend developer
I develop everything using react
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