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โ† ์ „์ฒด ํฌ์ŠคํŠธ

๐Ÿ”ง Backend

6๊ฐœ์˜ ํฌ์ŠคํŠธ

Spring Boot ๋ฉ”๋ชจ๋ฆฌ ๋ˆ„์ˆ˜ ์›์ธ๊ณผ ์ง„๋‹จ ๋ฐฉ๋ฒ•

Spring Boot ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์—์„œ ํ”ํžˆ ๋ฐœ์ƒํ•˜๋Š” ๋ฉ”๋ชจ๋ฆฌ ๋ˆ„์ˆ˜ ํŒจํ„ด 5๊ฐ€์ง€์™€ Heap Dump ๋ถ„์„์œผ๋กœ ๋น ๋ฅด๊ฒŒ ์žก๋Š” ๋ฐฉ๋ฒ•.

TestForge Team

Redis ์•„ํ‚คํ…์ฒ˜ ์„ค๊ณ„ ๊ฐ€์ด๋“œ โ€” Standalone๋ถ€ํ„ฐ Cluster๊นŒ์ง€

Redis Standalone, Sentinel, Cluster ์„ธ ๊ฐ€์ง€ ์•„ํ‚คํ…์ฒ˜์˜ ์ฐจ์ด์ ๊ณผ ์„œ๋น„์Šค ๊ทœ๋ชจ๋ณ„ ์„ ํƒ ๊ธฐ์ค€์„ ์‹ค๋ฌด ๊ด€์ ์—์„œ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค.

TestForge Team

Spring Boot ์„ฑ๋Šฅ ํŠœ๋‹ ๋ฐฉ๋ฒ• โ€” ์‘๋‹ต ์‹œ๊ฐ„ 50% ์ค„์ด๊ธฐ

Spring Boot ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์˜ ์‘๋‹ต ์‹œ๊ฐ„์„ ์ค„์ด๋Š” ์‹ค์ „ ํŠœ๋‹ ๋ฐฉ๋ฒ•. DB ์ปค๋„ฅ์…˜ ํ’€, JPA ์ตœ์ ํ™”, ์บ์‹œ, JVM ์„ค์ •๊นŒ์ง€ ๋‹จ๊ณ„๋ณ„ ๊ฐ€์ด๋“œ.

TestForge Team

MongoDB vs PostgreSQL โ€” ์–ด๋–ค DB๋ฅผ ์„ ํƒํ•ด์•ผ ํ• ๊นŒ?

MongoDB์™€ PostgreSQL์˜ ์‹ค์งˆ์ ์ธ ์ฐจ์ด์  ๋น„๊ต. ๋ฐ์ดํ„ฐ ๋ชจ๋ธ, ์„ฑ๋Šฅ, ํŠธ๋žœ์žญ์…˜, ์šด์˜ ๋น„์šฉ๊นŒ์ง€ ์„ ํƒ ๊ธฐ์ค€์„ ์‹ค๋ฌด ๊ด€์ ์—์„œ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค.

TestForge Team

Spring Boot NullPointerException ์›์ธ ๋ถ„์„๊ณผ ์˜ˆ๋ฐฉ ํŒจํ„ด

Spring Boot ๊ฐœ๋ฐœ์—์„œ ์ž์ฃผ ๋ฐœ์ƒํ•˜๋Š” NPE ์›์ธ 7๊ฐ€์ง€์™€ Optional, ๋ฐฉ์–ด์  ์ฝ”๋”ฉ, ํ…Œ์ŠคํŠธ๋กœ ๊ทผ๋ณธ์ ์œผ๋กœ ์˜ˆ๋ฐฉํ•˜๋Š” ๋ฐฉ๋ฒ•.

TestForge Team

Redis Cluster ๊ตฌ์ถ• ๋ฐฉ๋ฒ• โ€” 6๋…ธ๋“œ ์„ค์ •๋ถ€ํ„ฐ ์šด์˜๊นŒ์ง€

Redis Cluster๋ฅผ ์ง์ ‘ ๊ตฌ์ถ•ํ•˜๋Š” ๋‹จ๊ณ„๋ณ„ ๊ฐ€์ด๋“œ. 6๋…ธ๋“œ ์„ค์ •, ์Šฌ๋กฏ ๋ถ„๋ฐฐ, ํด๋ผ์ด์–ธํŠธ ์—ฐ๊ฒฐ, ์žฅ์•  ๋Œ€์‘๊นŒ์ง€ ์‹ค์ „ ์ค‘์‹ฌ์œผ๋กœ ์„ค๋ช…ํ•ฉ๋‹ˆ๋‹ค.

TestForge Team