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LeeLee

Hi, I'm LeeLee.
I'm a DevOps Engineer thinking about what I can contribute to family, company and communities. Here is something about me.


๐Ÿฅ‡ 2024 Goal

  • Joining Dev communities and hosting seminars.
  • Contributing to open source.
  • Reading one book per month on development-related topics.

๐Ÿ›๏ธ Career

  • Kakaostyle as DevOps Engineer (2023.12 ~ )

    • Applied refactoring Terraform Module for AWS
    • PoC with Cloudflare for prevention of bot crawling
    • Applied Istio in EKS cluster
    • TBC...
  • Kasa Singapore as DevOps Engineer (2022.12 ~ 2023.11)

    • Implemented SSO with Okta.
    • Implemented CI with DroneCI.
    • Managed Github and AWS with Terraform.
  • Kasa Singapore as Backend Developer (2021.12 ~ 2022.12)

    • Launched [Digital Exchange for Global Assets, Kasa Singapore].
      • Implemented API with Django.
      • Designed Core Function API. (Subscription, Offering lifecycle, DABS Allocation/Issue/List)
      • Analyzed Requirements and Documented for entire Kasa Singapore Product to Improve Understanding Domain.
      • Applied Singapore government's Oauth mydata service, [Singpass].
  • DNX Korea as Backend Developer (2019.08 ~ 2021.11)

    • Launched [Elder Health Care Service, TouchCare].
      • Implemented API with Spring.
      • Implemented Operation website with Fullstack, Spring and Thymeleaf.
      • Implemented Monitoring website with Fullstack, Spring and Thmeleaf.
      • Designed data schema with Mysql.
      • Set infrastructure with AWS and Docker.

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20210511 [BACKEND] this.method of method/ mysql read account/ nginx matching priority/nginx regex/linux set default editor

20210308 [BACKEND] linux related (watch command, path,shell string compare, get max process id, blue_green_deploy)

PATH๋Š” ์ข€ ํŠน๋ณ„ํ•œ ๋ณ€์ˆ˜๋‹ค. shell script์—๋‹ค๊ฐ€ PATH๋กœ ๋„ฃ์–ด๋ฒ„๋ฆฌ๋ฉด ์ž‘๋™์ด ๋‚ด๊ฐ€ ์›ํ•˜๋Š” ๋ฐฉ์‹์œผ๋กœ ์•ˆ๋œ๋‹ค.
์™œ๋ƒํ•˜๋ฉด PATH๋ฅผ ์„ค์ •ํ•ด๋ฒ„๋ฆฐ๊ฑฐ๋‹ˆ๊นŒ. ---> bin/bash๋Š” ์–ด๋–ค path์—์„œ ์ž‘๋™ํ•˜๋Š”์ง€ ๊ฐ‘์ž๊ธฐ ๊ถ๊ธˆํ•จ --> ์˜ค์ž‰ shell์„ ์‹คํ–‰ํ•ด์„œ pwd ์‹คํ–‰ํ•˜๋‹ˆ๊นŒ ๊ทธ๋ƒฅ ๊ทธ ์Šคํฌ๋ฆฝํŠธ ์žˆ๋Š” ์ฃผ์†Œ ํ† ํ•ด๋‚ธ๋‹ค... bin/bash๋Š” ์ข€ ๊ฒฝ๋กœ๊ฐ€ ๋‹ค๋ฅด๋‹ค๊ณ  ํ•œ ๊ฒƒ ๊ฐ™์€๋ฐ...

20210308 [BACKEND] , jsonnaming and jsonproperty , Spring event and http2

[Backend] ์ž๋ฐ” VM ์˜ต์…˜ ๊ณต๋ถ€ and GC

  • Studying java running options. Something starts with +XX
  • JVM๊ณผ ์ž๋ฐ” ์ฝ”๋“œ์˜ ์‹คํ–‰ ๋ฐฉ๋ฒ•
  • [๋„ค์ด๋ฒ„ ๊ฐœ๋ฐœ ๋ธ”๋กœ๊ทธ ๊ฐ€๋น„์ง€ ์ปฌ๋ ‰์…˜] ๊ทธ๋ƒฅ ์ด ๊ฐœ๋ฐœ ๋ธ”๋กœ๊ทธ๋Š” ํ•œ ๋ฒˆ ์ญ‰ ์ฝ์–ด์•ผ ํ•˜๋Š”๊ฒŒ ์•„๋‹์ง€...
  • [์šฐ์•„ํ•œ ํ˜•์ œ๋“ค ์ž๋ฐ” ์„ฑ๋Šฅ๋ถ„์„]
  • jstat (๊ฐ€๋น„์ง€ ์ปฌ๋ ‰์…˜ ๋ชจ๋‹ˆํ„ฐ๋ง) | jstack (์ด๊ฒƒ์€ ์“ฐ๋ ˆ๋“œ ๋ชจ๋‹ˆํ„ฐ๋ง ์ปค๋งจ๋“œ) | grep Full gc.log
  • resttemplate์—์„œ connection timeout์„ ์„ค์ •์„ ์•ˆ ํ•˜๋ฉด ์ฒœ๋…„๋งŒ๋…„ ์‘๋‹ต์„ ๊ธฐ๋‹ค๋ฆฐ๋‹ค. ์ด๋•Œ ์“ฐ๋ ˆ๋“œ ํ•˜๋‚˜๊ฐ€ ์™„์ „ ๋†€๊ณ ์žˆ๋Š” ๊ฒƒ์ž„. ์ด๋•Œ ์“ฐ๋ ˆ๋“œ๊ฐ€ ๋„๋Œ€์ฒด ๋ญ˜ ํ•˜๊ณ  ์žˆ๋Š”์ง€ ์ƒํƒœ ๋ณด๋Š”๊ฒŒ jstack ์ด๋‹ค. ๊ทธ๋ฆฌ๊ณ  ์ด๋ ‡๊ฒŒ ์“ฐ๋ ˆ๋“œ๊ฐ€ ๋ป‘์ด ๋‚˜๋ฉด ์™ธ๋ถ€์—์„œ ์ฃฝ์ด๋Š” api๋ฅผ ๋งŒ๋“œ๋Š” ๊ฒƒ๋ณด๋‹ค๋Š” ์•„์˜ˆ ์ฒ˜์Œ๋ถ€ํ„ฐ ์“ฐ๋ ˆ๋“œ๊ฐ€ ์ฃฝ์ง€ ์•Š๊ฒŒ ํ•ด์•ผ ํ–ˆ๋‹ค.
  • java heap๊ณผ meta ์˜ ์ƒ๊ด€๊ด€๊ณ„
  • ๊ทผ๋ฐ ์ง„์งœ GC๋Š” ์ƒํ™ฉ๋ณ„๋กœ ์–ด๋–ค ์„œ๋น„์Šค๋ณ„๋กœ์ธ์ง€์— ๋”ฐ๋ผ์„œ ๋‹ค๋ฅด๋‹ค.
  • meta๊ฐ€ ์ž‘์œผ๋ฉด ์†Œ์Šค๊ฐ€ ์ฑ„ ๋‹ค ์˜ฌ๋ผ์˜ค์ง€๋ฅผ ๋ชปํ•œ๋‹ค. ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๊ฐ€ ๋งŽ์•„์„œ ๊ทธ๊ฒƒ๋„ ๋‹ค ์˜ฌ๋ ค์•ผ ํ•˜๊ธฐ ๋•Œ๋ฌธ์—
  • resource ๋Š” ๊ผญ ๊ฐœ๋ฐœ์ž๊ฐ€ ๊ด€๋ฆฌ๋ฅผ ํ•ด์ค˜์•ผ ํ•œ๋‹ค. ์ฝ”๋“œ์—์„œ ํŒŒ์ผ์„ ์—ด์—ˆ์œผ๋ฉด ๊ผญ ๋‹ซ๊ธฐ ์ด๋Ÿฐ ๊ฒƒ.
  • ์–ธ์–ด์˜ ์ข…๋ฅ˜: ์‹œ์Šคํ…œ์–ธ์–ด/์Šคํฌ๋ฆฝํŠธ์–ธ์–ด/์ปดํŒŒ์ผ์–ธ์–ด/functional ์–ธ์–ด
  • GO์–ธ์–ด๋Š” ์ „๋ง์ด ์žˆ๋Š” ์–ธ์–ด๋‹ค.
  • ํŒŒ์ด์ฌ์€ C๊ฐ™์€ ์ €์ˆ˜์ค€์˜ ์–ธ์–ด๋“ค์ด๋ž‘ ์ž˜ ๋ถ™๋Š”๋‹ค. ๊ทธ๋ž˜์„œ ๊ป๋ฐ๊ธฐ๋Š” ํŒŒ์ด์ฌ์ด๊ณ  ์†์€ ์†๋ ฅ์ด ๋น ๋ฅธ C๋กœ ๋งŒ๋“  ๊ฒฝ์šฐ๊ฐ€ ์™•์™•์žˆ๋‹ค.
  • functional ์–ธ์–ด๋Š” stack๊ธฐ๋ฐ˜์ด๋ผ ๊ณต์œ  ๋ณ€์ˆ˜๊ฐ€ ์—†์–ด์„œ ์™„์ „ ๋ฉ€ํ‹ฐ์ฝ”์–ด ํŠนํ™” ์–ธ์–ด๋ผ๊ณ  ํ•œ๋‹ค.

20210519 [BACKEND] ์ฝ์–ด๋ณผ ์ž๋ฐ” ์ฑ…๋“ค/์—ฐ์‚ฐ์ž ์ˆœ์„œ/jpa id long ํ˜•์ธ ์ด์œ 

 a == b && c < n 
 ์ด๋ ‡๊ฒŒ ํ•ด๋„ ๋Œ€์†Œ๋น„๊ต๋‚˜ ==์ด && ๋ณด๋‹ค ์ˆœ์„œ๊ฐ€ ๋นจ๋ผ์„œ ๊ด„ํ˜ธ๋ฅผ ๋„ฃ์„ ํ•„์š”๊ฐ€ ์—†๋‹ค
  • [jpa id long ํ˜•์ธ ์ด์œ ]
    ๊ฒฐ๊ตญ์€ ๋ฐ์ดํ„ฐ๊ฐ€ ์–ผ๋งˆ๋‚˜ ๊ธธ์–ด์งˆ์ง€ ๋ชฐ๋ผ์„œ Integer ์•ˆ ์“ฐ๊ณ  Long ์“ฐ๋Š” ๋“ฏ

20210830 [BACKEND] AWS ๋ฐฑ์—…์šฉ EC2 snapshot, Restore to snapshot, disk ๊ด€๋ จ ์ปค๋งจ๋“œ๋“ค

์Œฉ ์šฐ๋ถ„ํˆฌ ๋ฐฑ์—…/๋ณต์›ํ•˜๋Š” ๋ฐฉ๋ฒ•

disk ๊ด€๋ จ ์ปค๋งจ๋“œ๋“ค
df ๋Š” ์ง€๊ธˆ ๋งˆ์šดํŠธ๊ฐ€ ๋˜์–ด์žˆ๋Š” ์• ๋“ค๋งŒ ๋ณด์—ฌ์ค€๋‹ค. df -h ํ•˜๋ฉด human readable ํ•˜๊ฒŒ ๋‚˜์˜จ๋‹ค. df --total -h ํ•˜๋ฉด ์•„๋ฌดํŠผ ํ† ํƒˆ ์ •๋ณด๊ฐ€ ๋‚˜์˜จ๋‹ค.
fdisk -l ์–˜๋Š” ์‹œ์Šคํ…œ์—์„œ ์“ฐ๋Š” ๋””์Šคํฌ๋“ค์˜ ์ „์ฒด ํŒŒํ‹ฐ์…˜์„ ๋ณด์—ฌ์ค€๋‹ค. ๋งˆ์šดํŠธ๊ฐ€ ์•ˆ ๋˜์–ด์žˆ์–ด๋„ ๋‚˜์˜จ๋‹ค.
lsblk (์–˜๋„ ์ „์ฒด ๋””์Šคํฌ ๋ณด์—ฌ์ฃผ๋Š”๋ฐ fdisk ๋ณด๋‹ค ์ฝ๊ธฐ๊ฐ€ ํŽธํ•œ ํ˜•์‹) lsblk -f ํ•˜๋ฉด ํฌ๋ฉง๊นŒ์ง€ ๋‹ค ๋‚˜์˜จ๋‹ค

20200107 [Front] Case of a tag acting link button

  • document about Url # problem when a tag acting link button
    a tag css sample stack over flow

  • moreover, there is the coolest way to use a tag to download file.

<a href="#" onclick="window.open('/tcadmin/excel/tag/count/download')" download>ํƒœ๊ทธ Excel ๋‹ค์šด</a>

<a href="/tcadmin/excel/tag/count/download"  download>ํƒœ๊ทธ Excel ๋‹ค์šด</a>

20210124 [Backend] spring Junit5 test

  • ์‹ค์ œ๋กœ Unit test ์ฝ”๋“œ๋ฅผ ์งœ๋Š”๋ฐ ๋ดค๋˜ ํฌ์ŠคํŒ… link here
  • Jpa ํ…Œ์ŠคํŠธ์šฉ DataJpa์—์„œ ์—„์ฒญ ์ž์„ธํ•˜๊ฒŒ ํ…Œ์ŠคํŠธ๋ฅผ ํ•˜๋Š”, ๋‹ค์–‘ํ•œ ์ผ€์ด์Šค๊ฐ€ ์žˆ๋Š” ํฌ์ŠคํŒ… link here
  • junit5 webmvctest ์—์„œ jsonPath ์“ฐ๋ฉด์„œ ๋ญ”๊ฐ€ ์–ด๋ ค์šด๊ฑฐ ์žˆ๋Š”๋ฐ ๊ฑฐ๊ธฐ ์„ค๋ช… link here
  • junit5 ์—์„œ assert ํ•˜๋ฉด์„œ ์–ด์ฉŒ๊ตฌํ•˜๋Š”๊ฑฐ ์žˆ๋Š”๋ฐ ๊ทธ๊ฑฐ ์„ค๋ช… link here
  • ์กฑ์ œ๋น„์ฒ˜๋Ÿผ ๋‚ด๊ฐ€ ๋งŒ๋“  class ๋ณด๋‚ด๋Š”๊ฒŒ ์•„๋‹ˆ๋ผ ResponseEntity ๋กœ ์‹ธ์„œ ๋ณด๋‚ด๊ณ , error code class ๋„ ์ ์šฉํ•œ ๊ฒƒ link here

20210512 [BACKEND-linux] python nomodule exception/crontab not working/cron log in ubuntu

  • [python nomodule exception]
    ํ•ด๊ฒฐ๋ฐฉ๋ฒ•์€ ์ด๋ ‡๊ฒŒ ๋‹ค๋ฅธ ๋ชจ๋“ˆ์„ ์ž„ํฌํŠธ ํ•˜๋Š” ์ชฝ์—์„œ ํ”„๋กœ์ ํŠธ ํŒจ์Šค๋ฅผ ๋ช…์‹œํ•ด์ฃผ๋ฉด ๋˜์—ˆ๋‹ค.
  7 import sys
  8 import os
  9 sys.path.append("/opt/twitter_project/")

  • [crontab not working]
    crontab์„ ์ˆ˜์ •ํ•˜๊ณ  ๋‚˜์„œ cron์„ ์žฌ์‹œ์ž‘ ํ•ด์คฌ์–ด์•ผ ํ–ˆ๋‹ค. ํ•  ํ•„์š” ์—†๋‹ค๊ณ  ํ–ˆ๋Š”๋ฐ ์•ˆํ•˜๋‹ˆ๊นŒ ์•ˆ๋œ๋‹ค. ํ•ด์•ผํ•œ๋‹ค. ๊ทธ๋ฆฌ๊ณ  ์„œ๋น„์Šค ์ด๋ฆ„์ด crontab์ธ์ค„ ์•Œ์•˜๋Š”๋ฐ ๊ทธ๋ƒฅ cron์ด๋‹ค. ๊ทธ๋ž˜์„œ ์ปค๋งจ๋“œ๋Š” sudo systemctl restart cron ์ด๋Ÿฐ์‹
  • [cron log in ubuntu ]
    ์šฐ๋ถ„ํˆฌ๋Š” cronlog๋ฅผ ๋”ฐ๋กœ ๋งŒ๋“ค์–ด์ฃผ์ง€ ์•Š๊ณ  syslog์— ํ•จ๊ป˜ ๋กœ๊ทธ๋ฅผ ์ฐ์–ด์ค€๋‹ค.

20210416 [FRONTEND] url percent encoding, input text์— YYYY-mm-dd ๋กœ ํฌ๋ฉง ์ •ํ•ด๋‘๊ธฐ

ํ•ด๋‹น ์ฝ”๋“œ

<!doctype html>
<html lang="ko">
  <head>
  <meta charset="utf-8">
    <title>HTML</title>
    <style>
      * {
        font-size: 16px;
        font-family: Consolas, sans-serif;
      }
    </style>
  </head>
  <body>
    <form>
      <p><input id="date-format" type="text" maxlength="10"></p>
      <p><input type="submit" value="Submit"></p>
    </form>
    <script>
        function dateFormat(el){
            console.log("called")
            value = el.value;       
            el.value = value.replace(/^([\d]{4})([\d]{2})([\d]{2})$/,"$1/$2/$3");        
        }
        const input = document.getElementById('date-format')
        input.addEventListener('input', function () {
            dateFormat(input)
        })
    </script>
  </body>
</html>

20210112 [Backend] session and cookie

In spring boot, I leave session in redis in server and it turned out web browser sets cookie labeled 'SESSION'. Quite not sure this is session for user who logging in the site. It's already set before logging in.
And there is no expired time too. I'm not sure this session is reliable.

20210416 [BACKEND] mysql ํŠธ๋žœ์žญ์…˜ ๊ฑธ๊ธฐ, mysql string ๋ถ€๋ถ„ ์—…๋ฐ์ดํŠธ, nginx/spring ์ด์ „ url ์ฐพ๋Š” referer, linux htop ์ปค์Šคํ…€

20210105 [Backend] Linux shell script

  • Documenting homemade bash file
  • Taking bash class in youtube link is here
  • Learning about export command in shell script
  • Searching .bashr file
  • Documenting the fact that running command and running sh has different env, so has to becareful or set up something more. (bash file's running dir is /bin/bash)

20210610 [BACKEND] ๋ฒ„์ „ ๋„ค์ž„์ปจ๋ฒค์…˜/๋ ˆ๋””์Šค ์Šค์บ”/๋ ˆ๋””์Šค ์‚ญ์ œ/๋น…์—”๋””์•ˆ๊ณผ ๋ฆฌํ‹€์—”๋””์•ˆ/ํŒจ๋ฆฌํ‹ฐ ๋น„ํŠธ/๋ฆฌ๋ˆ…์Šค umask/์ž๋ฐ” ๋น„ํŠธ ์—ฐ์‚ฐ

20210625 [FRONTEND] ์ž์‹ ํŒ์—…์—์„œ ๋ถ€๋ชจ ํŒ์—… ์ ‘๊ทผํ•ด์„œ ๊ฐ’ ๋ฐ”๊พธ๊ธฐ/ajax๋กœ form data(multipart) ์ „์†ก ํ•˜๊ธฐ/select์—์„œ ์„ ํƒ๋œ option์˜ data attr๊ฐ€์ ธ์˜ค๊ธฐ

20210406 [BACKEND] nginx http2, chrome http2 indicator, ์—”์ง„์—‘์Šค ์—๋Ÿฌ ํŽ˜์ด์ง€ ๋ฐ”๊พธ๊ธฐ, ์—”์ง„์—‘์Šค ๋ฆฌ๋‹ค์ด๋ ‰ํŠธ, https ์“ฐ๊ธฐ

20210830 [BACKEND] Streaming server with spring + android media players (media player, exo player)

์Šคํ”„๋ง์„ ์ŠคํŠธ๋ฆฌ๋ฐ ์„œ๋ฒ„๋ฅผ ์–ด๋–ป๊ฒŒ ํ•˜๋‚˜ ๊ณ ๋ฏผ์„ ๊ฐ€์—ด์ฐจ๊ฒŒ ํ–ˆ๋Š”๋ฐ ๋ณ„ ์†Œ์šฉ์ด ์—†๋Š” ๊ฒƒ์ด์—ˆ๋‹ค.. ์ŠคํŠธ๋ฆฌ๋ฐ ์„œ๋ฒ„๋ฅผ ๋งŒ๋“ค๊ธฐ ์œ„ํ•ด์„œ๋Š” spring๊ณผ ๊ฐ™์€ ์•ฑ์„œ๋ฒ„๊ฐ€ ์•„๋‹ˆ๋ผ ๋ง ๊ทธ๋Œ€๋กœ ์ŠคํŠธ๋ง ์„œ๋ฒ„ ๋จธ์‹ ์ด ํ•„์š”ํ–ˆ๋‹ค.

๊ทธ๋ž˜๋„ ๋‚˜์ค‘์— spring์—์„œ ๋™์˜์ƒ ์กฐ๊ฐ๋‚ด์„œ ๋ณด๋‚ด๋Š” ๋“ฑ ์“ธ๋ชจ๊ฐ€ ์žˆ์„๊นŒ ์‹ถ์–ด ๋ฐฑ์—…!

android

20210419 [Backend] ํƒ€์ž„๋ฆฌํ”„ ์Šฌ๋ž˜์‰ฌ/๊ธฐ๋ณธ jpa/ param๊ณผ attr์˜ ์ฐจ์ด

  • [ํƒ€์ž„๋ฆฌํ”„ ์Šฌ๋ž˜์‰ฌ]
    ํƒ€์ž„๋ฆฌํ”„ ์Šฌ๋ž˜์‰ฌ ํ•˜๊ณ  modelandview ํ•˜๋ฉด jar์—์„œ ์˜ค๋ฅ˜๋‚˜๋Š” ์ด์œ  (์‚ฌ์‹ค ์ด๊ฑด local์—์„œ ์ •์ƒ์ž‘๋™ํ•˜๊ณ  ๋จธ์‹ ์—์„œ ์—๋Ÿฌ ๋‚œ๊ฒƒ๋„ ์•„๋‹ˆ๋‹ค. idea์—์„œ๋Š” ๋”ฐ๋กœ ์ฒ˜๋ฆฌ๋ฅผ ํ•ด์ค˜์„œ ์ •์ƒ ์ž‘๋™ ํ•œ๊ฑฐ๊ณ  jar์€ ์•ˆ ํ•ด์ฃผ๊ธฐ ๋•Œ๋ฌธ์— ์˜ค๋ฅ˜๊ฐ€ ๋‚œ ๊ฒƒ์ด๋‹ค)

new ModelAndView("errorWithReason") ์„ ํ•ด์•ผ์ง€
new ModelAndView("/errorWithReason") ์„ ํ•˜๋ฉด ๋ชป ์ฐพ๋Š”๋‹ค

20210625 [BACKEND] springboot web jar/BaiscErrorController์™€ ์ถ”์ƒํด๋ž˜์Šค ํ˜•ํƒœ/Enum Factory Method ํŒจํ„ด/ mysql utf_general๊ณผ utf_unicode ์ฐจ์ด/ mysql IN ์—ฐ์‚ฐ์— ๋„ˆ๋ฌด ๋งŽ์€ ์ˆซ์ž๊ฐ€ ๋“ค์–ด๊ฐˆ๋•Œ/ Java Enum์„ ๋‹ค์ด๋‚˜๋ฏนํ•˜๊ฒŒ ์ƒ์„ฑํ•œ๋‹ค๋ฉด

20210209 [Backend] nginx logformat, watch, su command and MiB etc

  • su ์™€ su - ์˜ ์ฐจ์ด

  • watch command

  • MiB ๊ฐ™์€ ๋‹จ์œ„ ์ด๊ฒŒ 1024MB ๊ฐ€ 1KB๊ฐ€ ๋˜๋Š” ๊ฒƒ
    Mi ๋ฐ”์ดํŠธ ๋ญ์ž„... ์ด์ง„๋ฐ”์ดํŠธ๊ฐ€ ๋ญ์ž„,,,, ํ•˜๊ณ  ๋ดค๋Š”๋ฐ 1000๋‹จ์œ„๋กœ ๊น”๋”ํ•˜๊ฒŒ ๋–จ์–ด์ง€๋Š”๊ฒŒ ์•„๋‹ˆ๋ผ ๋‚ด๊ฐ€ ์˜›๋‚ ์— ์•Œ๊ณ  ์žˆ๋˜ 2์ง„์ˆ˜ ๊ธฐ์ค€์œผ๋กœ ๊ณ„์‚ฐ์„ ํ•ด ๋‘” ๊ฒƒ
    1000KB -> 1MB
    1024KB -> 1MiB

  • nginx ๋กœ๊ทธ ํฌ๋ฉง

  • ์˜›๋‚  ๋…ธํŠธ๋ถ์œผ๋กœ ์•„์˜ˆ ์„œ๋ฒ„ ๋งŒ๋“ค๊ธฐ

  • ํŠธ๋žœ์žญ์…˜์€ ์—ญ์‹œ ์„œ๋น„์Šค ๋กœ์ง์—์„œ ๋งŒ๋“ค์–ด์•ผ ํ•˜๋‚˜๋ณด๋‹ค. ๊ทธ๋ฆฌ๊ณ  ์—”ํ‹ฐํ‹ฐ ๋ฉ”๋‹ˆ์ €๋Š” repository ๊ณ„์ธต์—์„œ ์‚ฌ์šฉ (ํ˜„์žฌ spring boot jpa ๋ฅผ ์‚ฌ์šฉํ•˜์ง€ ์•Š๊ณ  ๊ทธ๋ƒฅ hibernate entity ์“ฐ๊ณ  ์žˆ์Œ)
    ๊ตฌํ˜„์˜ ๋‹จ๊ณ„
    JPA => ๊ฑฐ์˜ ๊ฐœ๋…์— ๊ฐ€๊นŒ์šด ์ธํ„ฐํŽ˜์ด์Šค
    hibernate => JPA ๊ฐœ๋…์„ ์‹ค์ œ๋กœ ๊ตฌํ˜„
    spring boot jpa => spring ์šฉ jpa๋ผ๊ณ  ์ƒ๊ฐํ•˜๋ฉด ๋˜๊ฒ ์ง€์œ 
    ์‚ฌ์‹ค hibernate์€ ๊ทธ๋ƒฅ java ๋‹จ์—์„œ๋„ ์‚ฌ์šฉ์ด ๊ฐ€๋Šฅํ•˜๋‹ค (edited)

20210406 [BACKEND] docker์™€ docker-compose/ linux ํŠน์ˆ˜ ๋ฌธ์ž/ os/cpu ๋ฒ„์ „ ํ™•์ธ/ ๋„์ปค ์ปจํ…Œ์ด๋„ˆ์—์„œ ํ˜ธ์ŠคํŠธ ๋ถ™๊ธฐ

2021 ์ƒ๋ฐ˜๊ธฐ ํ•˜๊ณ  ์‹ถ์€ ๊ฐœ์ธ ํ”„๋กœ์ ํŠธ

  • aiv R ๋กœ ์จ์ง„ ๊ฑฐ python dash ๋กœ ๋ฐ”๊พธ๊ธฐ
  • ์˜›๋‚  ์–ด๋“œ๋ฏผ python code ๊ทธ๋Œ€๋กœ ์น˜๊ธฐ
  • ์ง€๊ธˆ sw-push Java code ๊ทธ๋Œ€๋กœ ์น˜๊ธฐ
  • ์ž๋ฐ” ์ธ ์•ก์…˜ ํ•œ ์ฑ•ํ„ฐ์”ฉ ํ•˜๊ธฐ
  • ๋ฉด์ ‘์— ๋‚˜์˜ค๋Š” ์งˆ๋ฌธ ๊ณต๋ถ€ํ•˜๊ณ  ์ž˜ ์ •๋ฆฌํ•ด๋‘๊ธฐ
  • ์•Œ๊ณ ๋ฆฌ์ฆ˜~~

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