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์ „์ฒด ๊ธ€ 1180

[Spring] RestTemplate

RestTemplate์€ Spring Framework์—์„œ ์ œ๊ณตํ•˜๋Š” ํด๋ž˜์Šค๋กœ, RESTful ์›น ์„œ๋น„์Šค์™€์˜ HTTP ํ†ต์‹ ์„ ๊ฐ„ํŽธํ•˜๊ฒŒ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ๋„๋ก ๋„์™€์ค๋‹ˆ๋‹ค. RestTemplate์„ ์‚ฌ์šฉํ•˜๋ฉด HTTP ์š”์ฒญ์„ ์‰ฝ๊ฒŒ ๋งŒ๋“ค๊ณ , ์‘๋‹ต์„ ๋‹ค์–‘ํ•œ ํ˜•ํƒœ๋กœ ๋ฐ›์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋Š” ํด๋ผ์ด์–ธํŠธ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์—์„œ ์™ธ๋ถ€ API์™€ ์ƒํ˜ธ์ž‘์šฉํ•  ๋•Œ ๋งค์šฐ ์œ ์šฉํ•ฉ๋‹ˆ๋‹ค.์ฃผ์š” ๊ธฐ๋ŠฅRestTemplate์€ ๋‹ค์Œ๊ณผ ๊ฐ™์€ HTTP ์š”์ฒญ์„ ์ง€์›ํ•ฉ๋‹ˆ๋‹ค:GET ์š”์ฒญ: ๋ฆฌ์†Œ์Šค๋ฅผ ๊ฐ€์ ธ์˜ค๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.POST ์š”์ฒญ: ๋ฐ์ดํ„ฐ๋ฅผ ์„œ๋ฒ„์— ๋ณด๋‚ด๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.PUT ์š”์ฒญ: ๋ฆฌ์†Œ์Šค๋ฅผ ์—…๋ฐ์ดํŠธํ•˜๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.DELETE ์š”์ฒญ: ๋ฆฌ์†Œ์Šค๋ฅผ ์‚ญ์ œํ•˜๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.๊ธฐ๋ณธ ์‚ฌ์šฉ๋ฒ•์•„๋ž˜๋Š” RestTemplate์„ ์‚ฌ์šฉํ•˜์—ฌ ์™ธ๋ถ€ API์— GET ์š”์ฒญ์„ ๋ณด๋‚ด..

JAVA/SPRING 2024.08.29

[DB][Oracle] ADD_MONTHS

์˜ˆ์‹œ: searchSdate์˜ ์ด์ „ ๋‹ฌ์„ ๊ตฌํ•œ ํ›„, YYYYMM ํ˜•์‹์œผ๋กœ ๋ณ€ํ™˜TO_CHAR(ADD_MONTHS(TO_DATE(#{searchSdate}, 'YYYYMM'), -1), 'YYYYMM')์„ค๋ช…:TO_DATE(#{searchSdate}, 'YYYYMM'): searchSdate๋ฅผ ๋‚ ์งœ ํ˜•์‹์œผ๋กœ ๋ณ€ํ™˜ํ•ฉ๋‹ˆ๋‹ค.ADD_MONTHS(..., -1): ๋ณ€ํ™˜๋œ ๋‚ ์งœ์—์„œ 1๊ฐœ์›”์„ ๋นผ์„œ ์ด์ „ ๋‹ฌ์„ ๊ตฌํ•ฉ๋‹ˆ๋‹ค.TO_CHAR(..., 'YYYYMM'): ๊ณ„์‚ฐ๋œ ๋‚ ์งœ๋ฅผ YYYYMM ํ˜•์‹์˜ ๋ฌธ์ž์—ด๋กœ ๋ณ€ํ™˜ํ•ฉ๋‹ˆ๋‹ค.๋”ฐ๋ผ์„œ, ์ด ๊ตฌ๋ฌธ์€ searchSdate๊ฐ€ '202401'์ด๋ผ๋ฉด, ๊ฒฐ๊ณผ๋Š” '202312'์ด ๋ฉ๋‹ˆ๋‹ค. ์˜ˆ์‹œ: searchSdate์˜ ๋‹ค์Œ ๋‹ฌ์„ ๊ตฌํ•œ ํ›„, YYYYMM ํ˜•์‹์œผ๋กœ ๋ณ€ํ™˜TO_CHAR(ADD_MONTHS(T..

DB 2024.08.28

[jQuery] ์ด๋ฒคํŠธ ํ•ธ๋“ค๋Ÿฌ ์ดํ•ดํ•˜๊ธฐ

1. ์˜ค๋ฅ˜์ƒํ™ฉfunction onChangeTab() { console.log("Tab changed!");}$container.on('click', '.subheader > .sub-nav > .btn', onChangeTab());// "Tab changed!"๋Š” ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•˜๊ธฐ ์ „์— ์ด๋ฏธ ์‹คํ–‰๋จ// ์ดํ›„, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ ์•„๋ฌด ์ผ๋„ ์ผ์–ด๋‚˜์ง€ ์•Š์Œ ์„ค๋ช…: ์ด ์ฝ”๋“œ์—์„œ๋Š” onChangeTab() ํ•จ์ˆ˜๋ฅผ ์ฆ‰์‹œ ์‹คํ–‰ํ•˜๊ณ , ๊ทธ ๊ฒฐ๊ณผ ๊ฐ’์„ on() ๋ฉ”์„œ๋“œ์— ์ „๋‹ฌํ•˜๋ ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค.๊ฒฐ๊ณผ: onChangeTab()์ด ์‹คํ–‰๋œ ํ›„, ๊ทธ ํ•จ์ˆ˜์˜ ๋ฐ˜ํ™˜๊ฐ’์ด on() ๋ฉ”์„œ๋“œ์— ์ „๋‹ฌ๋ฉ๋‹ˆ๋‹ค.                                                                 ๋งŒ์•ฝ onChange..

Front/JS & jQuery 2024.08.27

[Error][jQuery] Cannot create property 'guid' on string '*'

1. jQuery ์ด๋ฒคํŠธ ๋ฐ”์ธ๋”ฉ :jQuery๋ฅผ ์‚ฌ์šฉํ•˜๊ณ  jQuery ๊ฐ์ฒด ๋Œ€์‹  ์„ ํƒ๊ธฐ ๋ฌธ์ž์—ด์— ์ด๋ฒคํŠธ๋ฅผ ๋ฐ”์ธ๋”ฉํ•˜๋ ค๊ณ  ํ•˜๋ฉด ์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.// Incorrect:var selector = '.subheader > .sub-nav > .btn';selector.on('click', function() { // this will throw an error // ...});// Correct:var $element = $('.subheader > .sub-nav > .btn');$element.on('click', function() { // ...});  2. ์ด๋ฒคํŠธ ๋ฐ”์ธ๋”ฉ ํ•˜์ž๋งˆ์ž ํ•ด๋‹น ํ•จ์ˆ˜๊ฐ€ ์ฆ‰์‹œ ํ˜ธ์ถœ :๊ฒช๊ณ  ์žˆ๋Š” ๋ฌธ์ œ๋Š” ์š”์†Œ ์˜ ์ด๋ฒคํŠธ onChangeTab์— ํ•จ์ˆ˜๋ฅผ ๋ฐ”์ธ๋”ฉํ•  ๋•Œ..

Error 2024.08.26

[jQuery][datepicker] minViewMode

๋‚ ์งœ ์„ ํƒ๊ธฐ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์˜ ์˜ต์…˜ minViewMode์„ ์‚ฌ์šฉํ•˜๋ฉด ๋‚ ์งœ ์„ ํƒ๊ธฐ๊ฐ€ ํ‘œ์‹œํ•  ์ˆ˜ ์žˆ๋Š” ์ตœ์†Œ ๋ทฐ ๋ ˆ๋ฒจ์„ ์ œ์–ดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋Š” ์‚ฌ์šฉ์ž๊ฐ€ ์›”์ด๋‚˜ ๋…„๊ณผ ๊ฐ™์ด ์ผ๋ณ„ ๋ ˆ๋ฒจ์ด ์•„๋‹Œ ๋‚ ์งœ ๋ฒ”์œ„๋ฅผ ์„ ํƒํ•˜๋„๋ก ํ•˜๋ ค๋Š” ๊ฒฝ์šฐ์— ํŠนํžˆ ์œ ์šฉํ•ฉ๋‹ˆ๋‹ค.์˜ˆ๋ฅผ ๋“ค์–ด:minViewMode: 0(๊ธฐ๋ณธ๊ฐ’): ์„ ํƒ๊ธฐ๋Š” ์ผ๋ณ„ ๋ณด๊ธฐ๋กœ ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค.minViewMode: 1: ์„ ํƒ๊ธฐ๋Š” ์›”๋ณ„ ๋ณด๊ธฐ๋กœ ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค.minViewMode: 2: ์„ ํƒ๊ธฐ๋Š” ์—ฐ๋„๋ณ„ ๋ณด๊ธฐ๋กœ ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค.$('#datepicker').datepicker({ minViewMode: 1, // This will display only months and years. format: 'mm/yyyy' // Format to display only month and yea..

Front/JS & jQuery 2024.08.25

[Eclipse] ์ž๋™์™„์„ฑ ๋‹จ์ถ•ํ‚ค ์„ค์ •ํ™•์ธ

Eclipse์—์„œ ์ฝ”๋“œ ์ž๋™ ์™„์„ฑ์„ ์œ„ํ•œ ๊ธฐ๋ณธ ๋‹จ์ถ•ํ‚ค๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค:- **Ctrl + Space**: ์ฝ”๋“œ ์ž๋™ ์™„์„ฑ์„ ํŠธ๋ฆฌ๊ฑฐํ•˜๋Š” ๊ธฐ๋ณธ ๋‹จ์ถ•ํ‚ค์ž…๋‹ˆ๋‹ค.์ด ๋‹จ์ถ•ํ‚ค๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ํ˜„์žฌ ์ปค์„œ ์œ„์น˜์—์„œ ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ ๋ณ€์ˆ˜, ๋ฉ”์†Œ๋“œ, ํด๋ž˜์Šค ๋“ฑ์„ ์ถ”์ฒœ๋ฐ›์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.### ์ถ”๊ฐ€์ ์ธ ๋‹จ์ถ•ํ‚ค -**Ctrl + Shift + Space**: ์ปจํ…์ŠคํŠธ์— ๋งž๋Š” ์ž๋™ ์™„์„ฑ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.์˜ˆ๋ฅผ ๋“ค์–ด, ๋ฉ”์†Œ๋“œ์˜ ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ ์ž…๋ ฅํ•  ๋•Œ ์ด ๋‹จ์ถ•ํ‚ค๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ํ•ด๋‹น ํŒŒ๋ผ๋ฏธํ„ฐ์— ๋งž๋Š” ์ถ”์ฒœ์ด ํ‘œ์‹œ๋ฉ๋‹ˆ๋‹ค.์ด ๋‹จ์ถ•ํ‚ค๋“ค์ด ์ž‘๋™ํ•˜์ง€ ์•Š๊ฑฐ๋‚˜ ๋‹ค๋ฅธ ๋™์ž‘์„ ์ˆ˜ํ–‰ํ•˜๋Š” ๊ฒฝ์šฐ,Eclipse์˜ ๋‹จ์ถ•ํ‚ค ์„ค์ •์—์„œ ์ถฉ๋Œ์ด ๋ฐœ์ƒํ–ˆ์„ ๊ฐ€๋Šฅ์„ฑ์ด ์žˆ์Šต๋‹ˆ๋‹ค.์ด ๊ฒฝ์šฐ, ๋‹ค์Œ ๋‹จ๊ณ„๋ฅผ ํ†ตํ•ด ์„ค์ •์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค:### ๋‹จ์ถ•ํ‚ค ์„ค์ • ํ™•์ธ ๋ฐ ๋ณ€๊ฒฝ ๋ฐฉ๋ฒ•1. **Preferen..

IT์ง€์‹ 2024.08.24

[Eclipse] ์ž๋™์™„์„ฑ ๊ธฐ๋Šฅ ํ™œ์„ฑ

1. ์ž๋™ ์™„์„ฑ ๊ธฐ๋Šฅ ํ™œ์„ฑํ™” ํ™•์ธPreferences ๋ฉ”๋‰ด๋ฅผ ์—ฝ๋‹ˆ๋‹ค.์œˆ๋„์šฐ: Window>Preferences๋งฅOS: Eclipse>PreferencesJava > Editor > Content Assist๋กœ ์ด๋™ํ•ฉ๋‹ˆ๋‹ค.2. ์ž๋™ ์™„์„ฑ ๋‹จ์ถ•ํ‚ค ์„ค์ •Auto Activation ์„น์…˜์—์„œ, Auto activation triggers for Java์— ์ž…๋ ฅํ•  ๋ฌธ์ž๋ฅผ ์„ค์ •ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.์˜ˆ๋ฅผ ๋“ค์–ด, "."์œผ๋กœ ์„ค์ •ํ•˜๋ฉด .์„ ์ž…๋ ฅํ•  ๋•Œ๋งˆ๋‹ค ์ž๋™์œผ๋กœ ์ฝ”๋“œ ์ถ”์ฒœ์ด ํ‘œ์‹œ๋ฉ๋‹ˆ๋‹ค.์—ฌ๋Ÿฌ ๋ฌธ์ž๋ฅผ ์ถ”๊ฐ€ํ•˜๊ณ  ์‹ถ๋‹ค๋ฉด, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ."์ฒ˜๋Ÿผ ์ž…๋ ฅํ•˜์„ธ์š”.3. ์ž๋™ ํ™œ์„ฑํ™” ์ง€์—ฐ ์‹œ๊ฐ„ ์„ค์ •Auto activation delay (ms): ์ž๋™ ์™„์„ฑ ์ฐฝ์ด ๋œจ..

IT์ง€์‹ 2024.08.23

[Error][SpringBoot] IllegalStateException: Ambiguous mapping. Cannot map '*' method

์ค‘๋ณต ๋งคํ•‘ ํ™•์ธ:ํด๋ž˜์Šค๋ฅผ ๊ฒ€ํ†  crFbSalesControllerํ•˜๊ณ  ๋™์ผํ•œ URL ๊ฒฝ๋กœ์— ๋งคํ•‘๋  ์ˆ˜ ์žˆ๋Š” ์—ฌ๋Ÿฌ ๋ฉ”์„œ๋“œ๋ฅผ ์ฐพ์Šต๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด ๋‘ ๋ฉ”์„œ๋“œ๊ฐ€ ๋ชจ๋‘ ์— ๋งคํ•‘๋œ ๊ฒฝ์šฐ @RequestMapping("/somePath")Spring Boot๋Š” ์–ด๋Š ๊ฒƒ์„ ์‚ฌ์šฉํ•ด์•ผ ํ• ์ง€ ์•Œ ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค.GET์˜ค๋ฒ„๋กœ๋“œ๋œ ๋ฉ”์„œ๋“œ๊ฐ€ ์žˆ๋Š” ๊ฒฝ์šฐ ํ•ด๋‹น ๋ฉ”์„œ๋“œ์— ๊ณ ์œ ํ•œ URL ๋งคํ•‘์ด๋‚˜ HTTP ๋ฉ”์„œ๋“œ(์˜ˆ: , POST) ๊ฐ€ ์žˆ๋Š”์ง€ ํ™•์ธํ•˜์„ธ์š” .๋ฆฌ์ŠคํŠธ๋กœ ์กฐํšŒ(๋‹ค๊ฑด ์กฐํšŒ)๋ž‘ ์ƒ์„ธ์กฐํšŒ(๋‹จ๊ฑด ์กฐํšŒ)์˜ RequestMapping ์ฃผ์†Œ๊ฐ€ ๊ฐ™์•„์„œ ๋ฐœ์ƒ.

Error 2024.08.22

[JAVA] Stream API anyMatch()

Stream.of(๋ฐฐ์—ด).anyMatch๋Š” ์ž๋ฐ” 8 ์ด์ƒ์—์„œ ๋„์ž…๋œ ์ŠคํŠธ๋ฆผ(Stream) API๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ๋ฐฐ์—ด์ด๋‚˜ ์ปฌ๋ ‰์…˜ ๋‚ด์—์„œ ํŠน์ • ์กฐ๊ฑด์„ ๋งŒ์กฑํ•˜๋Š” ์š”์†Œ๊ฐ€ ์žˆ๋Š”์ง€ ํ™•์ธํ•  ๋•Œ ์‚ฌ์šฉ๋˜๋Š” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. Stream.of์™€ anyMatch์˜ ์—ญํ• Stream.of(๋ฐฐ์—ด):Stream.of๋Š” ์ธ์ž๋กœ ๋ฐ›์€ ๋ฐฐ์—ด์ด๋‚˜ ๊ฐ€๋ณ€ ์ธ์ˆ˜ ๋ชฉ๋ก์„ ์ŠคํŠธ๋ฆผ์œผ๋กœ ๋ณ€ํ™˜ํ•ฉ๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, Stream.of( ๋ฐฐ์—ด )๋Š” ๋ฐฐ์—ด์„ ์ŠคํŠธ๋ฆผ(Stream)์œผ๋กœ ๋ณ€ํ™˜ํ•ฉ๋‹ˆ๋‹ค.์ŠคํŠธ๋ฆผ์€ ๋ฐ์ดํ„ฐ ์†Œ์Šค(๋ฐฐ์—ด, ์ปฌ๋ ‰์…˜ ๋“ฑ)์˜ ์š”์†Œ๋ฅผ ์ˆœ์ฐจ์ ์œผ๋กœ ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ๋Š” ๋ฐ์ดํ„ฐ ํ๋ฆ„์˜ ์ถ”์ƒํ™”์ž…๋‹ˆ๋‹ค.anyMatch(predicate):anyMatch๋Š” ์ŠคํŠธ๋ฆผ์˜ ์š”์†Œ ์ค‘์—์„œ ์ฃผ์–ด์ง„ ์กฐ๊ฑด(Predicate)์„ ๋งŒ์กฑํ•˜๋Š” ์š”์†Œ๊ฐ€ ํ•˜๋‚˜๋ผ๋„ ์žˆ๋Š”์ง€ ๊ฒ€์‚ฌํ•ฉ๋‹ˆ๋‹ค.Predicate๋Š” boo..

JAVA 2024.08.20
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