Home
Jiny
Cancel

Spring Web MVC 2

Web MVC 2 ๐Ÿ’ฟ DispatcherServlet Servlet Container์—์„œ Http๋ฅผ ํ†ตํ•ด ๋“ค์–ด์˜ค๋Š” ๋ชจ๋“  ์š”์ฒญ์„ Presentation ๊ณ„์ธต์˜ ์ œ์ผ ์•ž์— ๋‘ฌ์„œ ์ค‘์•™ ์ง‘์ค‘์‹์œผ๋กœ ์ฒ˜๋ฆฌ ํ•ด ์ฃผ๋Š” Front Controller ์ฆ‰, Client๋กœ๋ถ€ํ„ฐ ์–ด๋– ํ•œ ์š”์ฒญ์ด ์˜ค๋ฉด Tomcat(ํ†ฐ์บฃ)๊ณผ ๊ฐ™์€ ServletContaine...

JVM

JVM JVM์ด๋ž€ JAVA Virtial Machine์˜ ์•ฝ์ž๋กœ Java Byte Code๋ฅผ OS์— ๋งž๊ฒŒ ํ•ด์„ํ•ด์ฃผ๋Š” ์—ญํ• ์„ ํ•˜๋Š” ๊ฐ€์ƒ๋จธ์‹  Java Compiler๋Š” .javaํŒŒ์ผ์„ .class๋ผ๋Š” Java byte code๋กœ ๋ณ€ํ™˜ Byte ์ฝ”๋“œ๋Š” ๊ธฐ๊ณ„์–ด๊ฐ€ ์•„๋‹ˆ๊ธฐ ๋•Œ๋ฌธ์— OS์—์„œ ๋ฐ”๋กœ ์‹คํ–‰์ด ์•ˆ๋จ ...

Spring Web MVC 1

Web MVC ๐Ÿ’ฟ Servlet ํด๋ผ์ด์–ธํŠธ์˜ ์š”์ฒญ์„ ์ฒ˜๋ฆฌํ•˜๊ณ , ๊ทธ ๊ฒฐ๊ณผ๋ฅผ ๋ฐ˜ํ™˜ํ•˜๋Š” Servlet ํด๋ž˜์Šค์˜ ๊ตฌํ˜„ ๊ทœ์น™์„ ์ง€ํ‚จ ์ž๋ฐ” ์›น ํ”„๋กœ๊ทธ๋ž˜๋ฐ ๊ธฐ์ˆ  ํŠน์ง• ํด๋ผ์ด์–ธํŠธ์˜ ์š”์ฒญ์— ๋Œ€ํ•ด ๋™์ ์œผ๋กœ ์ž‘๋™ํ•˜๋Š” web-app Component html์„ ์‚ฌ์šฉํ•˜์—ฌ ์š”์ฒญ์— ์‘๋‹ต Java Thread๋ฅผ ์ด์šฉํ•˜...

Tensorflow2

Tensorflow2 ๊ฐœ๋ฐœ ๋ฐฐ๊ฒฝ Tensorflow1์˜ ๊ณ„์‚ฐ ๊ทธ๋ž˜ํ”„(์„ธ์…˜) ์‚ฌ์šฉ์˜ ๋ณต์žก์„ฑ ์†๋„ ์ง๊ด€์„ฑ ๋ฉด์—์„œ ๋ชจ๋‘ ๋–จ์–ด์ง Keras๊ฐ€ ์‚ฌ์šฉ์„ฑ์„ ๋†’์—ฌ์ฃผ๋‚˜, ๋ณด๋‹ค ์œ ๊ธฐ์  ๊ฒฐํ•ฉ ํ•„์š” Ecosystem ๋ณ€ํ™”์™€ ํŠน์ง• API ๊ฐ„์†Œํ™” ๋ฐ ์ •๋ฆฌ ์‚ฌ๋ผ์ง„ ์ฃผ์š” API ...

PyTorch-Basics

PyTorch Torch Lura ๊ธฐ๋ฐ˜์˜ ๋”ฅ๋Ÿฌ๋‹ ํ”„๋ ˆ์ž„์›Œํฌ๋กœ Facebook, Twitter, Google์˜ ๊ฐœ๋ฐœ์ž๋“ค์ด ๊ฐœ๋ฐœ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๋ชจ๋“ˆํ™”, ๋ฐ์ดํ„ฐ ์ „์ฒ˜๋ฆฌ, ์‹œ๊ฐํ™” ์œ ํ‹ธ๋ฆฌํ‹ฐ๋“ฑ ํŽธ์ด์„ฑ์ด ์žˆ์œผ๋‚˜ ์‚ฌ์šฉ์ž ์ปค๋ฎค๋‹ˆํ‹ฐ๋ฌธ์„œํ™” ๋ถ€์กฑ Pytorch Torch์˜ ์ง๊ด€์„ฑ์„ ๊ณ„์Šนํ•˜๊ณ , ํŒŒ์ด์ฌ์˜ ์ธํ„ฐํ”„๋ฆฌํŒ… ํŠน์„ฑ์— ๋งž๊ฒŒ ์ฆ‰๊ฐ์ ์œผ๋กœ ์ฝ”๋“œ๊ฐ€ ์‹คํ–‰ ๋˜๋ฉด...

Keras-Basics

Keras Keras ํŒŒ์ด์ฌ ๊ธฐ๋ฐ˜์˜ ์‰ฝ๊ณ  ๊ฐ„๊ฒฐํ•œ ๋”ฅ๋Ÿฌ๋‹ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ๋ชจ๋“ˆํ™”: ์ œ๊ณต ๋ชจ๋“ˆ์€ ๋…๋ฆฝ์ ์ด๊ณ , ์„ค์ • ๊ฐ€๋Šฅํ•˜๋ฉฐ ์ œ์•ฝ์ด ์ ์Œ ๋‹จ์ˆœ์„ฑ: ๊ฐ„๊ฒฐํ•˜๊ณ  ์ดํ•ด๊ฐ€ ์‰ฌ์šฐ๋‚˜ ์†๋„์™€ ํ˜์‹ ์„ฑ์€ ๋–จ์–ด์งˆ ์ˆ˜ ์žˆ์Œ ํ™•์žฅ์„ฑ: ์ƒˆ๋กœ์šด ํด๋ž˜์Šค ๋ฐ ํ•จ์ˆ˜๋กœ ๋ชจ๋“ˆ ์ถ”๊ฐ€ ๊ฐ€๋Šฅ ๊ตฌ์„ฑ ๋ชจ๋ธ ๊ฐ€์žฅ ํ•ต์‹ฌ์ ์ธ ๋ฐ์ดํ„ฐ ๊ตฌ์กฐ ์ˆœ์ฐจ์ (S...

Deep Learning Basics3

Numpy&DeepLearning Relu class Relu: def __init__(self): self.mask = None def forward(self, x): self.mask = (x <= 0) out = x.copy() out[self.mask] =...

Tensorflow1

Tensorflow Basics Tensor ๋ฒกํ„ฐ ๊ณ„์‚ฐ์„ ๋‹จ์ˆœํ™”ํ•˜๊ธฐ ์œ„ํ•ด ์—ฌ๋Ÿฌ ๊ฐ™์€ ์„ฑ์งˆ์˜ ๋ฒกํ„ฐ๋ฅผ ํ•œ ํ–‰๋ ฌ ์•ˆ์— ํ‘œ๊ธฐํ•˜๊ณ  ๊ทธ๊ฒƒ์„ ๋‹จ์ˆœํ™”ํ•˜์—ฌ ํ‘œ๊ธฐํ•œ ๊ฒƒ Rank ํ…์„œ์˜ Rank๋Š” ๊ฐ„๋‹จํžˆ ๋งํ•ด์„œ โ€˜๋ช‡ ์ฐจ์› ๋ฐฐ์—ด์ด๋ƒโ€™๋ฅผ ์˜๋ฏธํ•œ๋‹ค. Tensorflow Tensor๋ฅผ Flow ์‹œํ‚ค๋ฉด์„œ ๋ฐ์ดํ„ฐ๋ฅผ ์ฒ˜...

CPU & GPU

CPU & GPU CPU ์ปดํ“จํ„ฐ ์‹œ์Šคํ…œ์„ ํ†ต์ œํ•˜๊ณ  ํ”„๋กœ๊ทธ๋žจ์˜ ์—ฐ์‚ฐ์„ ์‹คํ–‰ํ•˜๊ณ  ์ฒ˜๋ฆฌํ•˜๋Š” ๊ฐ€์žฅ ํ•ต์‹ฌ์ ์ธ ์ปดํ“จํ„ฐ์˜ ์ œ์–ด ์žฅ์น˜ ์ˆ˜๋งŽ์€ ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ๋Š” ๋ฒ”์šฉ ์ฒ˜๋ฆฌ ์žฅ์น˜ GPU ๊ณ ํ•ด์ƒ๋„์˜ ์ด๋ฏธ์ง€์™€ ๋น„๋””์˜ค๋ฅผ ๊ณ ์†์œผ๋กœ ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ๋„๋ก ์„ค๊ณ„๋œ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ๊ฐ€๋Šฅํ•œ ํ”„๋กœ์„ธ์„œ ์ˆ˜์ฒœ๊ฐœ์˜ ํ”„๋กœ์„ธ์‹ฑ ์ฝ”์–ด๊ฐ€ ๋™์‹œ์— ๋‹ค์ˆ˜์˜ ๋ฐ์ดํ„ฐ์—...

Deep Learning Basics2

์šฉ์–ด ์ •๋ฆฌ ###epoch One Epoch is when an ENTIRE dataset is passed forward and backward through the neural network only ONCE ###batch Total number of training examples present in a single batch. ...