[Kotlin] java static method ์ฝ”ํ‹€๋ฆฐ ๋ฌธ๋ฒ•
ยท
Languages/Kotlin
์ž๋ฐ” : class Foo { public static int a() { return 1; } } ์ฝ”ํ‹€๋ฆฐ : class Foo { companion object { fun a() : Int = 1 } } From the docs: https://kotlinlang.org/docs/reference/object-declarations.html#companion-objects kotlinlang.org Companion Objects An object declaration inside a class can be marked with the companion keyword: class MyClass { companion object Factory { fun create(): MyClass = MyClass()..
[cloud gaming] ํด๋ผ์šฐ๋“œ ๊ฒŒ์ด๋ฐ๋ณ„ ๋ฐ˜์‘ ์†๋„
ยท
Game
ํด๋ผ์šฐ๋“œ ๊ฒŒ์ด๋ฐ๋ณ„ ๋ฐ˜์‘ ์†๋„ ์ง€ํฌ์Šค ๋‚˜์šฐ 33ms ๊ตฌ๊ธ€ ์Šคํ…Œ๋””์•„ 81ms ์•„๋งˆ์กด ๋ฃจ๋‚˜ 114ms ๋งˆ์†Œ ๊ฒŒ์ž„ํŒจ์Šค 130ms ๋‚ฎ์„ ์ˆ˜๋ก ๋นจ๋ฆฌ ๋ฐ˜์‘ํ•œ๋‹ค๋Š” ๊ฒƒ์œผ๋กœ ํ‰๊ท  ๋ ˆ์ดํ„ด์‹œ ๊ฐ’์ด 12ms ์ดํ•˜๋ฉด ์ •๋ง ์˜ˆ๋ฏผํ•œ ์‚ฌ๋žŒ์ด ์•„๋‹ˆ๋ฉด ์•Œ์•„์ฑ„๊ธฐ ํž˜๋“ญ๋‹ˆ๋‹ค.
[TIP] ํƒœ๊ทธ๋ฆฌ์Šค ํŽ˜์ด(๋ฒ„์Šค ํ•˜์ดํŒจ์Šค ๋„์ž…)
ยท
TIP
์ € ๊ธฐ๋Šฅ ์“ฐ๋ฉด ๊ธฐ์‚ฌ์•„์ €์”จ ์˜† ๋‹จ๋ง๊ธฐ์— ๋œฌ๋‹ค๊ณ  ํ•˜๋„ค์š”
[์—ํ”ฝ๊ฒŒ์ž„์ฆˆ] ๋ฌด๋ฃŒ๊ฒŒ์ž„ ๋ฐ๋ชฌ ์—‘์Šค ๋งˆํ‚ค๋‚˜
ยท
Game
[์—ํ”ฝ๊ฒŒ์ž„์ฆˆ] ๋ฐ๋ชฌ ์—‘์Šค ๋งˆํ‚ค๋‚˜ ๋ฌด๋ฃŒ ๋ฐฐํฌ ์‹œ์ž‘ ์—ํ”ฝ๊ฒŒ์ž„์ฆˆ๋Š” ๋ฐ๋ชฌ ์—‘์Šค ๋งˆํ‚ค๋‚˜ ๋ฌด๋ฃŒ ๋ฐฐํฌ๋ฅผ ์‹œ์ž‘ํ•˜์˜€์Šต๋‹ˆ๋‹ค ๋งค์ฃผ ๋ฌด๋ฃŒ๋กœ ๋ฐฐํฌ๋˜๋Š” ์—ํ”ฝ๊ฒŒ์ž„์ฆˆ ๊ฒŒ์ž„์€ ํ•œ ๋ฒˆ ๋“ฑ๋กํ•˜๋ฉด ์˜๊ตฌ ์†Œ์žฅ์ž…๋‹ˆ๋‹ค. ์žฅ๋ฅด: ์•ก์…˜ ํ•œ๊ตญ์–ด ์ง€์›: X ๋ฌด๋ฃŒ ๋ฐฐํฌ ๊ธฐ๊ฐ„: 2์›” 4์ผ 01:00๊นŒ์ง€ ๋งํฌ: https://www.epicgames.com/store/ko/p/daemon-x-machina DAEMON X MACHINA | Download and Buy Today - Epic Games Store Download and play DAEMON X MACHINA at the Epic Games Store. Check for platform availability and price! www.epicgames.com ์ด ์ข…๋ง ํ›„ ์„ธ๊ณ„์˜ ์•ก์…˜ ๊ฒŒ์ž„์—..
[Kotlin] ์ฝ”ํ‹€๋ฆฐ val์™€ var ์ฐจ์ด
ยท
Languages/Kotlin
val(๊ฐ’์„ ๋œปํ•˜๋Š” value) ๋ณ€๊ฒฝ ๋ถˆ๊ฐ€๋Šฅํ•œ ์ฐธ์กฐ๋ฅผ ์ €์žฅํ•˜๋Š” ๋ณ€์ˆ˜๋‹ค. val๋กœ ์„ ์–ธ๋œ ๋ณ€์ˆ˜๋Š” ์ผ๋‹จ ์ดˆ๊ธฐํ™”ํ•˜๊ณ  ๋‚˜๋ฉด ์žฌ๋Œ€์ž…์ด ๋ถˆ๊ฐ€๋Šฅํ•˜๋‹ค. ์ž๋ฐ”๋กœ ๋งํ•˜์ž๋ฉด final ๋ณ€์ˆ˜์— ํ•ด๋‹นํ•œ๋‹ค. var(๋ณ€์ˆ˜๋ฅผ ๋œปํ•˜๋Š” variable) ๋ณ€๊ฒฝ ๊ฐ€๋Šฅํ•œ ์ฐธ์กฐ๋‹ค. ์ด๋Ÿฐ ๋ณ€์ˆ˜์˜ ๊ฐ’์€ ๋ฐ”๋€” ์ˆ˜ ์žˆ๋‹ค. ์ž๋ฐ”์˜ ์ผ๋ฐ˜ ๋ณ€์ˆ˜์— ํ•ด๋‹นํ•œ๋‹ค. ๋ณ€๊ฒฝ ๋ถˆ๊ฐ€๋Šฅํ•œ ์ฐธ์กฐ์™€ ๋ณ€๊ฒฝ ๋ถˆ๊ฐ€๋Šฅํ•œ ๊ฐ์ฒด๋ฅผ ๋ถ€์ˆ˜ ํšจ๊ณผ๊ฐ€ ์—†๋Š” ํ•จ์ˆ˜์™€ ์กฐํ•ฉํ•ด ์‚ฌ์šฉํ•˜๋ฉด ์ฝ”๋“œ๊ฐ€ ํ•จ์ˆ˜ํ˜• ์ฝ”๋“œ์— ๊ฐ€๊นŒ์›Œ์ง„๋‹ค. ์ฝ”ํ‹€๋ฆฐ ์ธ์•ก์…˜ - 65p
[Kubernetes] ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋ช…๋ น์–ด
ยท
Cloud/Kubernetes
# ํ˜„์žฌ ์‹คํ–‰์ค‘์ธ ์ด๋ฏธ์ง€ ๋ชฉ๋ก kubectl get pods -o wide # pods ํ™•์ธ kubectl get pods # ์ปจํ…Œ์ด๋„ˆ ์ƒํƒœ ์‹ค์‹œ๊ฐ„ ๋กœ๊ทธ kubectl get pod -w # ํ˜„์žฌ ๋ชจ๋“ ์ •๋ณด ํ™•์ธ kubectl get all # ํ˜„์žฌ ์„œ๋น„์Šค ํ™•์ธ kubectl get service # ๋ฐฐํฌ๋œ ์ด๋ฏธ์ง€ ์‚ญ์ œ kubectl delete deploy {service name} # ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ์„ค์ • ํŒŒ์ผ ์ ์šฉ kubectl apply -f kubernetes.yaml # ๋กœ์ปฌ์— ํ•ด๋‹น ์„ค์ •์œผ๋กœ ๋„์›Œ๋ณด๊ธฐ kubectl port-forward {pod name} 8080:8000 # get ๋ช…๋ น์–ด HELP kubectl get -h # ์ปจํ…Œ์ด๋„ˆ ๋กœ๊ทธ ํ™•์ธ kubectl logs {pod name} #์ปจํ…Œ์ด..
[Docker] ๋„์ปค ๋ช…๋ น์–ด
ยท
Cloud/Docker
# ๋„์ปค ์ด๋ฏธ์ง€ ๋ชฉ๋ก ์กฐํšŒ docker images # ๋™์ž‘์ค‘์ธ ์ปจํ…Œ์ด๋„ˆ ์กฐํšŒ docker ps # ์ปจํ…Œ์ด๋„ˆ ์‚ญ์ œ docker rm [์ปจํ…Œ์ด๋„ˆid] # ๋ชจ๋“  ์ปจํ…Œ์ด๋„ˆ ์กฐํšŒ docker ps -a # ์ด๋ฏธ์ง€ ์‚ญ์ œ (-f๋Š” ์˜ต์…˜์ด๊ณ  ๊ฐ•์ œ ์‚ญ์ œ) docker rmi -f [์ด๋ฏธ์ง€id] # ๋„์ปค ์‹คํ–‰ docker run [OPTIONS] IMAGE[:TAG|@DIGEST] [COMMAND] [ARG...] ์˜ต์…˜์„ค๋ช… -ddetached mode ํ”ํžˆ ๋งํ•˜๋Š” ๋ฐฑ๊ทธ๋ผ์šด๋“œ ๋ชจ๋“œ -pํ˜ธ์ŠคํŠธ์™€ ์ปจํ…Œ์ด๋„ˆ์˜ ํฌํŠธ๋ฅผ ์—ฐ๊ฒฐ (ํฌ์›Œ๋”ฉ) -vํ˜ธ์ŠคํŠธ์™€ ์ปจํ…Œ์ด๋„ˆ์˜ ๋””๋ ‰ํ† ๋ฆฌ๋ฅผ ์—ฐ๊ฒฐ (๋งˆ์šดํŠธ) -e์ปจํ…Œ์ด๋„ˆ ๋‚ด์—์„œ ์‚ฌ์šฉํ•  ํ™˜๊ฒฝ๋ณ€์ˆ˜ ์„ค์ • –name์ปจํ…Œ์ด๋„ˆ ์ด๋ฆ„ ์„ค์ • –rmํ”„๋กœ์„ธ์Šค ์ข…๋ฃŒ์‹œ ์ปจํ…Œ์ด๋„ˆ ์ž๋™ ์ œ๊ฑฐ -it-i์™€ -t๋ฅผ ๋™์‹œ์— ์‚ฌ์šฉํ•œ ๊ฒƒ..
[TIP] ์˜์ˆ˜์ฆ ํ•œ ์žฅ์— 100์›(ํƒ„์†Œ์ค‘๋ฆฝ ์‹ค์ฒœํฌ์ธํŠธ)
ยท
TIP
์˜ฌ ํ•ด๋ถ€ํ„ฐ ์‹œํ–‰๋œ ํƒ„์†Œ์ค‘๋ฆฝ ์‹ค์ฒœํ™œ๋™์„ ํ•˜๊ฒŒ๋˜๋ฉด ์ผ์ • ๊ธˆ์•ก์„ ๋Œ๋ ค์ค๋‹ˆ๋‹ค. ํšŒ์› ๊ฐ€์ž…์—์„œ ์ง€๊ธ‰ ๋ฐฉ๋ฒ•์„ ์นด๋“œ/๊ณ„์ขŒ๋ฅผ ์„ ํƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ํ•œ๊ตญํ™˜๊ฒฝ๊ณต๋‹จ์—์„œ ์‹œํ–‰ํ•ด์„œ ๋ฏฟ๊ณ  ํ•˜์„ธ์š”. ๋ชจ๋‘ ์‹ ์ฒญํ•ด์„œ ์•Œ๋œฐํ•˜๊ฒŒ ๋ˆ ๋ชจ์œผ์„ธ์š”. https://cpoint.or.kr/netzero/ ํƒ„์†Œ์ค‘๋ฆฝ ์‹ค์ฒœํฌ์ธํŠธ ํƒ„์†Œ์ค‘๋ฆฝ์‹ค์ฒœํฌ์ธํŠธ๋ž€? cpoint.or.kr
[์—ฌ์˜๋„] ์ฝ˜๋ž˜๋“œ 37 ๊ทธ๋ฆด์•ค๋ฐ” ๋Ÿฐ์น˜ ํ›„๊ธฐ
ยท
์‹๋‹น
๋ง› โ˜…โ˜…โ˜…โ˜†โ˜† ๋ถ„์œ„๊ธฐ โ˜…โ˜…โ˜…โ˜…โ˜† ์„œ๋น„์Šค โ˜…โ˜…โ˜…โ˜†โ˜† ์ƒ๋Ÿฌ๋“œ ๋ฐ”์— ์Œ์‹์˜ ์ˆ˜๋Š” ๋งŽ์ง€ ์•Š์€ํŽธ. ๋ฆฌํ•„๋„ ๋น ๋ฅด์ง€ ์•Š์€ํŽธ. ์ฃผ์ฐจ๊ถŒ์„ ์ œ๋Œ€๋กœ ์ฃผ์ง€ ์•Š์€ ์‹ค์ˆ˜๊ฐ€ ์žˆ์—ˆ์Œ. ์Œ์‹์€ ์‚ฌ์ง„์ฐ๊ธฐ ์ข‹๊ฒŒ ์ด์˜์ง€๋งŒ ๋ง›์€ ๊ทธ์ €๊ทธ๋Ÿฐ ํŽธ.
[lol] ๋กค OP.GG for Desktop
ยท
Game
๋กค ์ถ”์ฒœ ๋ฃฌ ์ž๋™ ์„ธํŒ…๊ณผ ์•„์ดํ…œ ํŠธ๋ฆฌ๋ฅผ ์–ด๋–ป๊ฒŒ ๊ฐ€์•ผํ• ์ง€ ๊ฐ€์ด๋“œ ํ•ด์ฃผ๋Š” ๋กค ๋ณด์กฐ ํˆด์ž…๋‹ˆ๋‹ค. ๋ฐ์Šคํฌํƒ‘ ๋‚ด์— ๋กœ๊ทธ์ธ์€ ํ•„์ˆ˜๊ฐ€ ์•„๋‹ˆ๋ฉฐ ์‹คํ–‰ํ•˜๋ฉด ์ž๋™์œผ๋กœ ๋™์ž‘ํ•ฉ๋‹ˆ๋‹ค. ๊ณต์‹ ์‚ฌ์ดํŠธ : OP.GG for Desktop OP.GG for Desktop © 2012-2021 OP.GG. OP.GG isn’t endorsed by Riot Games and doesn’t reflect the views or opinions of Riot Games or anyone officially involved in producing or managing League of Legends. League of Legends and Riot Games are trademarks or registered trade www.op.gg