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๋ถ„๋ฅ˜ ์ „์ฒด๋ณด๊ธฐ311

[Python].csv samples .csv ํŒŒ์ผ ์˜ˆ์‹œ ๋‹ค์šด๋กœ๋“œ Python์„ ์ด์šฉํ•œ ๋ฐ์ดํ„ฐ๋ฅผ ๋ถ„์„ํ•˜๋Š” ๊ฐ•์˜๋ฅผ ์ˆ˜๊ฐ•์ค‘์ด๋‹ค. ์ด๋ฒˆ ์ค‘๊ฐ„๊ณ ์‚ฌ ๊ณผ์ œ๋Š” ์ง์ ‘ csvํŒŒ์ผ์„ ์„ ํƒํ•˜์—ฌ ๊ทธ๊ฒƒ์„ ๋ถ„์„ํ•˜๊ณ , ๊ทธ๋ž˜ํ”„๋กœ ๋„์ถœํ•ด ๋‚ด๋Š” ๊ฒƒ์ด๋‹ค. ๊ทธ๋ฆฌํ•˜์—ฌ ์ ์ ˆํ•œ csvํŒŒ์ผ sample๋“ค์„ ์ฐพ์•„๋‹ค๋‹ˆ๋˜ ๋„์ค‘! ์ข‹์€ ์‚ฌ์ดํŠธ๋ฅผ ์ฐพ์•˜๋‹ค. E for Excel eforexcel.com/wp/downloads-16-sample-csv-files-data-sets-for-testing/ Downloads 16 - Sample CSV Files / Data Sets for Testing - Human Resources (5 million records) Disclaimer - The datasets are generated through random logic in VBA. These are not real .. 2020. 10. 29.
[Eclipse] no java virtual machine was found after searching the following locations no java virtual machine was found after searching the following locations : (JDK์œ„์น˜) ๋ผ๋Š” ์—๋Ÿฌ๊ฐ€ ๋–ด๋‹ค! ๊ทธ๋ž˜๋„, ์ง์ž‘๊ฐ€๋Š” ์—๋Ÿฌ์—ฌ์„œ ์‰ฝ๊ฒŒ ํ•ด๊ฒฐ ๊ฐ€๋Šฅํ•  ๊ฒƒ ๊ฐ™์€ ์—๋Ÿฌ์ด๋‹ค. ๋ง ๊ทธ๋Œ€๋กœ, ์„ค์ •๋˜์–ด์žˆ๋˜๋Œ€๋กœ JRE๋‚˜ JDK์˜ ์œ„์น˜๋ฅผ ๋”ฐ๋ผ๊ฐ”๋Š”๋ฐ, ํ•ด๋‹น ํŒŒ์ผ์ด ์—†๋Š” ๊ฒƒ! ๋‚˜๋Š” ์ƒˆ๋กœ์šด java๋ฒ„์ „์„ ์„ค์น˜ํ•œ ๋’ค ์ด์ „ java ํด๋”๋ฅผ ์‚ญ์ œํ•˜์˜€๊ธฐ ๋•Œ๋ฌธ์— ์ƒ๊ธด error๋กœ ๋ณด์ธ๋‹ค. 1. ์ž์‹ ์˜ Java ๋ฒ„์ „์„ ํ™•์ธํ•˜๊ธฐ! ๋ณธ์ธ์ฒ˜๋Ÿผ ์ƒˆ ๋ฒ„์ „์˜ Java๋ฅผ ์„ค์น˜ํ•œ ๊ฒฝ์šฐ๋‚˜ ๊ทธ ๋ฐ–์— Java ํ˜ธํ™˜์— ๋ฌธ์ œ๊ฐ€ ์ƒ๊ธด ๊ฒฝ์šฐ๋ผ๋ฉด, ์šฐ์„  cmd๋ฅผ ์—ด์–ด ์ž์‹ ์˜ ์ปดํ“จํ„ฐ์—์„œ ์ ์šฉ๋˜๊ณ  ์žˆ๋Š” Java์˜ ๋ฒ„์ „์„ ํ™•์ธํ•˜์ž. ๊ฐ„๋‹จํ•˜๋‹ค! cmd๋ฅผ ์‹คํ–‰์‹œํ‚จ ๋’ค, java -version ์„ ์ž…๋ ฅํ•œ๋‹ค... 2020. 10. 27.
Spring AOP : ๊ด€์  ์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์ €๋ฒˆ ํฌ์ŠคํŒ…(iworldt.tistory.com/13)์— ์ด์–ด, ์ด๋ฒˆ ํฌ์ŠคํŒ… ์—ญ์‹œ ๋ฏธ๋””์—„(meduim.com)์—์„œ ๋ณธ ๊ธ€์„ ๋ฒˆ์—ญํ•ด๋ณด๋Š” ํฌ์ŠคํŒ…์ด๋‹ค. ์ €๋ฒˆ ํฌ์ŠคํŒ…์˜ ์ฃผ์ œ๋Š” ์Šคํ”„๋ง ํ”„๋ ˆ์ž„์›Œํฌ์˜ ์˜์กด์„ฑ ์ฃผ์ž…์ด์—ˆ๋‹ค. ์ด๋ฒˆ ํฌ์ŠคํŒ…์˜ ์ฃผ์ œ๋Š” ์Šคํ”„๋ง ํ”„๋ ˆ์ž„์›Œํฌ์˜ ๊ด€์ ์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ์ด๋‹ค. ์ฃผ์ œ๋Š” What is Spring AOP? ์ด๋‹ค. (medium.com/@raffai.89.zoltan/what-is-spring-aop-f5191cc1b54c)์ด ์›๋ณธ์ด๋‹ค! ์šฐ๋ฆฌ๊ฐ€ Aspect Oriented Programming, ์ฆ‰ ๊ด€์  ์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ์— ๋Œ€ํ•œ ์ •๋ณด๋ฅผ ๋ฐœ์ทŒํ•  ์ˆ˜ ์žˆ๋Š” ๋ถ€๋ถ„์˜ ๋ฒˆ์—ญ๋งŒ ์ž‘์„ฑํ•˜๋„๋ก ํ•˜๊ฒ ๋‹ค. ๋ฌผ๋ก  ๋‚˜์˜ ์ฃผ๊ด€์ ์ธ ํ•ด์„์ด ๋“ค์–ด๊ฐ€ ์žˆ์œผ๋ฏ€๋กœ, ๋‚˜์˜ ํ•ด์„์„ ์ฐธ๊ณ ํ•˜์—ฌ ๋‹จ์–ด๋“ค์„ ๊ฒ€์ƒ‰ํ•˜๋ฉฐ ์ •ํ™•ํ•œ ์ •๋ณด๋ฅผ ์ฐพ์•„๊ฐˆ ์ˆ˜ ์žˆ๊ธฐ๋ฅผ.. 2020. 10. 25.
Dependency Injection: Concept of Spring Framework ๊ณผ์ œ๋ฅผ ํ•˜๋ฉด์„œ, ์•„์ฃผ ์ข‹์€ ์‚ฌ์ดํŠธ๋ฅผ ํ•˜๋‚˜ ์•Œ๊ฒŒ ๋˜์—ˆ๋‹ค. ๊ต์ˆ˜๋‹˜๊ป˜์„œ ์†Œ๊ฐœํ•˜์‹  ๋ฏธ๋””์—„! ๋‹ค์–‘ํ•œ ๋ถ„์•ผ์˜ ์ „๋ฌธ๊ฐ€๋“ค์ด ์“ด ๊ธ€์„ ๋ณผ ์ˆ˜ ์žˆ๋Š” ์ผ์ข…์˜ ๋ธ”๋กœ๊ทธ, ๋ฏธ๋””์—„(meduim.com)์ด๋‹ค. ๋ฌผ๋ก ! ๋Œ€๋ถ€๋ถ„์ด ์˜์–ด๋กœ ์ž‘์„ฑ๋˜์–ด ์žˆ๋‹ค. ๋‚˜๋ฆ„ ํ•ด์„ํ•ด๋ณด์•˜๊ณ , ๊ทธ ๋‚ด์šฉ์ด ์ œ์–ด์˜ ์—ญ์ „์„ ์ดํ•ดํ•˜๊ณ  ์Šคํ”„๋งํ”„๋ ˆ์ž„์›Œํฌ๊ฐ€ ์ œ๊ณตํ•˜๋Š” ์˜์กด์„ฑ ์ฃผ์ž…์— ๋Œ€ํ•˜์—ฌ ์ „๋ฐ˜์ ์ธ ์ดํ•ด๋ฅผ ๋•๊ธฐ ์ข‹์„ ๊ฒƒ ๊ฐ™์•„ ๋ฒˆ์—ญ์„ ๊ณต์œ ํ•˜๋ ค ํ•œ๋‹ค. Dependency Injection: Concept of Spring Framework (์˜์กด์„ฑ ์ฃผ์ž… : ์Šคํ”„๋ง ํ”„๋ ˆ์ž„ ์›Œํฌ์˜ ๊ฐœ๋…)์˜ ์ œ๋ชฉ์œผ๋กœ ์“ด ๋ฏธ๋””์—„์˜ ๊ธ€, (medium.com/analytics-vidhya/dependency-injection-concept-of-spring-framework-d9c3688005f8) ์ด.. 2020. 10. 25.
[Ubuntu]์šฐ๋ถ„ํˆฌ ํ•œ๊ธ€ ์„ค์ •, ํ•œ๊ธ€ ์„ค์น˜ํ•˜๊ธฐ ์ง€๋‚œ ํฌ์ŠคํŒ…์—์„œ VMWare์™€ Ubuntu 18.04 LTS๋ฅผ ์„ค์น˜ํ•˜์˜€๋‹ค. >>> iworldt.tistory.com/10 [Ubuntu] ์šฐ๋ถ„ํˆฌ ๋‹ค์šด๋กœ๋“œ, Ubuntu 18.04 LTS download Windows์˜ VMware์—์„œ ์“ธ Ubuntu๋ฅผ ๋‹ค์šด๋กœ๋“œํ•˜๋Š” ๋ฐฉ๋ฒ•! Desktop๋ฒ„์ „์ด๋‹ค. Ubuntu์˜ ๋‹ค์–‘ํ•œ ๋ฒ„์ „ ์ค‘์—์„œ๋„, ์•ˆ์ •์ ์ธ Ubuntu 18.04 LTS version download๋ฅผ ์ง„ํ–‰ํ•˜๊ฒ ๋‹ค. (1) ubuntu.com/download/desktop Download.. iworldt.tistory.com ์‚ฌ์šฉํ•˜๋Š”๋ฐ์— ํฐ ๋ฌธ์ œ๋Š” ์—†์ง€๋งŒ, ๊ธฐ๋ณธ ์–ธ์–ด๊ฐ€ ์˜์–ด+์‹œ๊ฐ„๋Œ€๋„ ํ•œ๊ตญ์ด ์•„๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ์ด๋ฒˆ ํฌ์ŠคํŒ…์€ Ubuntu ํ•œ๊ธ€ ์„ค์ •ํ•˜๊ธฐ! (1) ์ขŒ์ธก ํ•˜๋‹จ์„ ํด๋ฆญํ•˜์—ฌ ๋ชจ๋“  ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ํ‘œ์‹œํ•ด์ค€.. 2020. 10. 15.
[Ubuntu] ์šฐ๋ถ„ํˆฌ ๋‹ค์šด๋กœ๋“œ, Ubuntu 18.04 LTS download Windows์˜ VMware์—์„œ ์“ธ Ubuntu๋ฅผ ๋‹ค์šด๋กœ๋“œํ•˜๋Š” ๋ฐฉ๋ฒ•! Desktop๋ฒ„์ „์ด๋‹ค. Ubuntu์˜ ๋‹ค์–‘ํ•œ ๋ฒ„์ „ ์ค‘์—์„œ๋„, ์•ˆ์ •์ ์ธ Ubuntu 18.04 LTS version download๋ฅผ ์ง„ํ–‰ํ•˜๊ฒ ๋‹ค. (1) ubuntu.com/download/desktop Download Ubuntu Desktop | Download | Ubuntu Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. ubuntu.com (2) ์ดˆ๋ก์ƒ‰์˜ Download ๋ฐ•์Šค ํด๋ฆญ! (3) ๋‹ค์Œ๊ณผ ๊ฐ™์€ ์ฐฝ์ด ๋œจ๋ฉด์„œ, ์กฐ๊ธˆ ๊ธฐ๋‹ค๋ฆฌ๋ฉด ๋‹ค์šด๋กœ๋“œ๊ฐ€ ์‹œ.. 2020. 10. 15.
[Tomcat ํ†ฐ์บฃ]No output folder, ์ถœ๋ ฅ ํด๋”๊ฐ€ ์—†์Œ ์˜ค๋ฅ˜ : org.apache.jasper.JasperException: ์ถœ๋ ฅ ํด๋”๊ฐ€ ์—†์Œ ๋˜๋Š” org.apache.jasper.JasperException: No output folder tomcat9w.exe์—์„œ start๋กœ ํ†ฐ์บฃ์„ ์‹คํ–‰์‹œํ‚จ ๋’ค localhost:8080์— ์ ‘์†ํ–ˆ๋Š”๋ฐ, ์œ„์™€๊ฐ™์€ ์˜ค๋ฅ˜๊ฐ€ ๋œฌ๋‹ค๋ฉด, ํด๋” ๊ถŒํ•œ์˜ ๋ฌธ์ œ์ผ ๊ฐ€๋Šฅ์„ฑ์ด ๋†’๋‹ค. ํ†ฐ์บฃ์ด ์„ค์น˜๋œ ํด๋”์— ๊ถŒํ•œ์ด ์—†์–ด tomcat ์‹คํ–‰์ด ๋˜์ง€ ์•Š๋Š” ์˜ค๋ฅ˜์ด๋ฏ€๋กœ, ๊ถŒํ•œ์„ ์ฃผ๋ฉด ๋˜๋Š” ๊ฐ„๋‹จํ•œ ์˜ค๋ฅ˜์ด๋‹ค. ํ†ฐ์บฃ ์„ค์น˜ ํด๋”๋ฅผ ์ฐพ์•„๊ฐ€๋ณด์ž. ๋ณดํ†ต์€ c:์˜ Program Files ์•ˆ์— ์žˆ๋Š” Apache tomcat์— ๋“ค์–ด์žˆ๋‹ค! ์•„๋ž˜์˜ ์ด๋ฏธ์ง€๋ฅผ ์ฐธ๊ณ ํ•˜์—ฌ ์ˆœ์„œ๋Œ€๋กœ ๊ถŒํ•œ์„ ์ง€์ •ํ•ด์ค˜๋ณด์ž. (1) Tomcat ์„ค์น˜ ํด๋” ์ค‘ ์ตœ์ƒ์œ„ ํด๋”์—์„œ ์†์„ฑ->๋ณด์•ˆ->ํŽธ์ง‘ (2) .. 2020. 10. 15.
[Tomcat ํ†ฐ์บฃ] ์ง€์ •๋œ ์„œ๋น„์Šค๊ฐ€ ์„ค์น˜๋œ ์„œ๋น„์Šค๋กœ๋Š” ์—†์Šต๋‹ˆ๋‹ค ํ†ฐ์บฃ์„ ์ƒˆ๋กœ ์„ค์น˜ํ•˜์˜€๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์ƒˆ๋กœ์šด ์˜ค๋ฅ˜๊ฐ€ 2๊ฐ€์ง€๊ฐ€ ๋–ด๋‹ค. ํ•ด๊ฒฐ๋ฒ•์€ ๊ฐ„๋‹จํ•˜๊ณ  ์‰ฝ๋‹ค. service.bat์„ ์‹คํ–‰์‹œ์ผœ๋„ ์•„๋ฌด๋Ÿฐ ๋ณ€ํ™”๊ฐ€ ์—†๊ณ (๋˜๋Š” cmd๊ฐ€ ๊ทธ๋ƒฅ ๊บผ์ง€๊ณ ), localhost:8080์— ์ ‘์†ํ•˜๋ฉด localhost์—์„œ ์—ฐ๊ฒฐ์„ ๊ฑฐ๋ถ€ํ–ˆ์Šต๋‹ˆ๋‹ค. ๋ผ๋Š” ๋ฌธ๊ตฌ๊ฐ€ ๋œจ๋ฉด์„œ ํ†ฐ์บฃ์ด ์‹คํ–‰์ด ์•ˆ๋œ๋‹ค. ์˜ค๋ฅ˜ : ์ง€์ •๋œ ์„œ๋น„์Šค๊ฐ€ ์„ค์น˜๋œ ์„œ๋น„์Šค๋กœ๋Š” ์—†์Šต๋‹ˆ๋‹ค tomcat 9 ํ†ฐ์บฃ์„ ์„ค์ •ํ•˜๊ณ ์ž tomcat9w.exe๋ฅผ ๊ด€๋ฆฌ์ž๊ถŒํ•œ์œผ๋กœ ์‹คํ–‰์‹œ์ผฐ์„ ๋•Œ ๋‚˜ํƒ€๋‚˜๋Š” ์˜ค๋ฅ˜์ด๋‹ค. (1) cmd์ฐฝ์„ ๊ด€๋ฆฌ์ž๊ถŒํ•œ์œผ๋กœ ์‹คํ–‰์‹œ์ผœ์ค€๋‹ค. (2) ํ†ฐ์บฃ์ด ์„ค์น˜๋œ ํด๋”๋กœ ์ด๋™ํ•˜์—ฌ์ค€๋‹ค ( cd ์„ค์น˜ํ•œํด๋”๊ฒฝ๋กœ\bin)(๋ณดํ†ต Program Files์—์„œ ์ฐพ์„ ์ˆ˜ ์žˆ๋‹ค) (3) ๋‹ค์Œ์„ ์ž…๋ ฅํ•œ ๋’ค Enter service.bat install tomcat7 2020. 10. 15.
[Tomcat ํ†ฐ์บฃ] ํ†ฐ์บฃ ์„ค์น˜๋ถ€ํ„ฐ, ์ดํด๋ฆฝ์Šค์™€ ์—ฐ๋™๊นŒ์ง€! ์ €๋ฒˆ ํฌ์ŠคํŒ…์—์„œ ์›น ๊ฐœ๋ฐœ์„ ํฌํ•จํ•œ Eclipse๋ฅผ ์„ค์น˜ํ•˜๊ณ  ํ•œ๊ธ€ ์ธ์ฝ”๋”ฉ๊นŒ์ง€ ์„ค์ •ํ•ด๋ณด์•˜๋‹ค. (iworldt.tistory.com/6) ์ด๋ฒˆ์—๋Š” Tomcat ์„ค์น˜ํ•˜๊ณ  ์ดํด๋ฆฝ์Šค์™€ ์—ฐ๋™ํ•ด๋ณด๋„๋ก ํ•˜์ž! 1. Tomcat ํ†ฐ์บฃ ์„ค์น˜ํ•˜๊ธฐ (1) tomcat.apache.org/download-90.cgi ์— ์ ‘์†ํ•˜์ž. JAVA์˜ ๋” ๋งŽ์€ ๋ฒ„์ „์„ ์ œ๊ณตํ•˜๋ฉด์„œ๋„, 10๋ณด๋‹ค๋Š” ์•ˆ์ •์ ์ธ Tomcat9๋ฅผ ์„ ํƒํ•˜์—ฌ ๋‹ค์šด๋กœ๋“œ ํ•ด์ค€๋‹ค. ๋‚ด๊ฒŒ ๋งž๋Š” 64-bit Windows zip์„ ์„ ํƒํ•ด์ค€๋‹ค. ๋งจ ์œ„์˜ zip์€ ์œˆ๋„์šฐ/์œ ๋‹‰์Šค/๋ฆฌ๋ˆ…์Šค ๋ชจ๋‘ ์‚ฌ์šฉ๊ฐ€๋Šฅํ•œ zip ํŒŒ์ผ์ด๋‹ˆ, ์ž์‹ ์—๊ฒŒ ๋งž๋Š” ํŒŒ์ผ์„ ์„ ํƒํ•ด์ค€๋‹ค. (2) zipํŒŒ์ผ์˜ ์••์ถ•์„ ํ•ด์ œํ•ด์ค€๋‹ค.(๋‚˜๋Š” C->Program Files์— Apache Tomcat ํด๋”๋ฅผ ๋งŒ๋“ค์–ด ์••์ถ•์„ ํ’€์–ด์ฃผ์—ˆ๋‹ค... 2020. 10. 15.
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