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[vue] directives ๋ทฐ ์ฃผ์š” ๋””๋ ‰ํ‹ฐ๋ธŒ ์ •๋ฆฌ ๋ทฐ ๋””๋ ‰ํ‹ฐ๋ธŒ๋ž€? html ํƒœ๊ทธ์•ˆ์˜ v-์ ‘๋‘์‚ฌ๋ฅผ ๊ฐ€์ง€๋Š” ๋ชจ๋“  ์†์„ฑ์„ ์˜๋ฏธํ•จ. ํ™”๋ฉด์˜ ์š”์†Œ๋ฅผ ์ง์ ‘ ์ œ์–ดํ•  ํ•„์š” ์—†์ด ๋ทฐ์˜ ๋””๋ ‰ํ‹ฐ๋ธŒ๋ฅผ ํ™œ์šฉํ•˜์—ฌ ํ™”๋ฉด ์š”์†Œ๋“ค์„ ์กฐ์ž‘ํ•  ์ˆ˜ ์žˆ์Œ. directive name role ๋น„๊ณ  v-if ์ง€์ •ํ•œ ๋ทฐ ๋ฐ์ดํ„ฐ ๊ฐ’์˜ ์ฐธ, ๊ฑฐ์ง“ ์—ฌ๋ถ€์— ๋”ฐ๋ผ ํ•ด๋‹น html ํƒœ๊ทธ๋ฅผ ํ™”๋ฉด์— ํ‘œ์‹œํ•˜๊ฑฐ๋‚˜ํ‘œ์‹œํ•˜์ง€ ์•Š๋Š”๋‹ค. v-for ์ง€์ •ํ•œ ๋ทฐ ๋ฐ์ดํ„ฐ์˜ ๊ฐœ์ˆ˜๋งŒํผ ํ•ด๋‹น html ํƒœ๊ทธ๋ฅผ ๋ฐ˜๋ณต ์ถœ๋ ฅํ•จ v-show v-if์™€ ์œ ์‚ฌํ•˜๊ฒŒ ๋ฐ์ดํ„ฐ์˜ ์ง„์œ„ ์—ฌ๋ถ€์— ๋”ฐ๋ผ ํ•ด๋‹นhtmlํƒœ๊ทธ๋ฅผ ํ™”๋ฉด์— ํ‘œ์‹œํ•˜๊ฑฐ๋‚˜ ํ‘œ์‹œํ•˜์ง€ ์•Š๋Š”๋‹ค. v-if๋Š” ํ•ด๋‹น ํƒœ๊ทธ๋ฅผ ์™„์ „ํžˆ ์‚ญ์ œํ•˜์ง€๋งŒ v-show๋Š” cssํšจ๊ณผ๋งŒ display:none;์œผ๋กœ ์ฃผ์–ด ์‹ค์ œ ํƒœ๊ทธ๋Š” ๋‚จ์•„ ์žˆ๊ณ  ํ™”๋ฉด ์ƒ์œผ๋กœ๋งŒ ๋ณด์ด์ง€ ์•Š๋Š”๋‹ค. v-bind html ํƒœ๊ทธ์˜ ๊ธฐ๋ณธ ์†์„ฑ๊ณผ ๋ทฐ ๋ฐ์ด.. 2021. 9. 19.
[jpa] mariadb ํ…Œ์ด๋ธ” ์ƒ์„ฑ ์•ˆ๋จ ๋ถ„๋ช… sts ์ƒ ๋กœ๊ทธ์—๋Š” entity ๋‚ด์šฉ์ด create ๋œ๊ฒƒ์œผ๋กœ ๋ณด์˜€๋‹ค. ํ•˜์ง€๋งŒ mariadb hedisql ์ƒ์—๋Š” ํ…Œ์ด๋ธ”์ด ์กด์žฌํ•˜์ง€ ์•Š์•˜๋‹ค. ๊ทธ๋ž˜์„œ sts ๋กœ๊ทธ์˜ ddl ๊ตฌ๋ฌธ์„ heidisql์—์„œ ์ง์ ‘ ์ž…๋ ฅํ•˜์—ฌ ์‹คํ–‰ํ•ด๋ณด์•˜์œผ๋‚˜ ์‹คํŒจ. ์‚ฝ์งˆ ํ›„ ์•Œ๊ฒŒ๋œ ์‚ฌ์‹ค ํ…Œ์ด๋ธ” ์ปฌ๋Ÿผ ์ด๋ฆ„์ค‘ "desc" ๋ผ๋Š” ์ปฌ๋Ÿผ๋ช…์ด ์žˆ์—ˆ๊ณ  ์ด๊ฒƒ์€ mariadb์—์„œ ์‚ฌ์šฉํ•˜๋Š” ์–ด๋–ค ํ‚ค์›Œ๋“œ์˜€๋˜๊ฒƒ ๊ฐ™๋‹ค. desc๋ฅผ description์œผ๋กœ ๋ณ€๊ฒฝํ•˜๋‹ˆ ํ…Œ์ด๋ธ”์ด ์ž˜ ์ƒ์„ฑ๋˜๋„ค... 2021. 8. 28.
[ํ•ด๊ฒฐ ์™„๋ฃŒ] centos7 mariadb Access denied for user Caused by: java.sql.SQLInvalidAuthorizationSpecException: (conn=8512) Access denied for user 'root'@'centos7' (using password: YES) Current charset is UTF-8. If password has been set using other charset, consider using option 'passwordCharacterEncoding' maven project๋ฅผ ํ†ฐ์บฃ์˜ webapp์— ์˜ฌ๋ฆฌ๊ณ . ์ ‘์†ํ•˜๋ ค ํ•˜๋‹ˆ ์•„๋ฌด๋Ÿฐ ์‘๋‹ต์ด ์—†์—ˆ๋‹ค. ํ†ฐ์บฃ ๋กœ๊ทธ๋ฅผ ํ™•์ธํ•ด๋ณด๋‹ˆ jpa๋ฅผ ์ด์šฉํ•˜๊ธฐ ์œ„ํ•œ mariadb ์ ‘์†์ด ์•ˆ๋˜๋˜๊ฒƒ. ๊ตฌ๊ธ€๋งํ•ด์„œ ๋‚˜์˜จ ํ•ด๊ฒฐ๋ฐฉ๋ฒ•์€ 1. mysql๊ณผ mariadb๊ฐ€ 3306 ํฌํŠธ๋ฅผ ๋™์‹œ์— .. 2021. 7. 20.
centos (๋ฆฌ๋ˆ…์Šค) ์Šคํ”„๋ง ๋ฐฐํฌ์‹œ, ๋กœ๊ทธ ํ™•์ธ ์œ„์น˜ 1. ์„ ์ œ ์กฐ๊ฑด - ํ†ฐ์บฃ์ด ์„ค์น˜๋˜์–ด์žˆ์–ด์•ผํ•œ๋‹ค. - ๊ทธ ๋””๋ ‰ํ† ๋ฆฌ๊ฐ€ ์–ด๋”˜์ง€ ์•ˆ๋‹ค. 2. ๋””๋ ‰ํ† ๋ฆฌ ์œ„์น˜ - ๋‚˜ ๊ฐ™์€ ๊ฒฝ์šฐ๋Š” sftp๋กœ binary ํŒŒ์ผ์„ ์˜ฌ๋ฆฌ๊ณ , /usr/local/lib ์œ„์น˜์— cpํ•˜์˜€๋‹ค. - ๊ทธ ํ›„์— ์••์ถ• ํŒŒ์ผ์„ ์—ด๊ณ  ./shutdown, ./startup ํ•จ. 3. ๋กœ๊ทธ ํŒŒ์ผ ์œ„์น˜ - {ํ†ฐ์บฃ ์„ค์น˜์œ„์น˜}/logs ์— ์žˆ์Œ. 2021. 7. 20.