Java

1.Java์˜ ๋™์ž‘ ๋ฐฉ์‹๊ณผ JVM์˜ ๋ฉ”๋ชจ๋ฆฌ ๊ตฌ์กฐ

post-thumbnail

2.[Java] ๋ฐฐ์—ด๊ณผ ArrayList

post-thumbnail

3.[Java] final? ๋ญ์ง€?

post-thumbnail

4.[Java] ๋‹คํ˜•์„ฑ(Polymorphism) ์‰ฝ๊ฒŒ ์ดํ•ดํ•˜๊ธฐ

post-thumbnail

5.[Java] ์˜ˆ์™ธ(Exception)์˜ ์ข…๋ฅ˜์™€ ์ฒ˜๋ฆฌ ๋ฐฉ๋ฒ•

post-thumbnail

6.[Java] jabba ์‚ฌ์šฉํ•˜๊ธฐ (Java ๋ฒ„์ „ ๋งค๋‹ˆ์ €)

post-thumbnail

7.[Java] Serializable. ์ง๋ ฌํ™”๋ž€ ๋ฌด์—‡์ผ๊นŒ?

post-thumbnail

8.[Java] Optional ์‚ฌ์šฉํ•˜๊ธฐ

post-thumbnail

9.[Java] ๋žŒ๋‹ค ํ‘œํ˜„์‹๊ณผ ๋ฉ”์„œ๋“œ ์ฐธ์กฐ

post-thumbnail

10.[Java] ํ•จ์ˆ˜ํ˜• ์ธํ„ฐํŽ˜์ด์Šค ์ดํ•ดํ•˜๊ธฐ

post-thumbnail

11.[Java] Reflection๊ณผ JDK ๋™์  ํ”„๋ก์‹œ

post-thumbnail

12.[Java] HashTable์˜ ๋™์ž‘ (w. HashMap, LinkedHashMap, ConcurrentHashMap)

post-thumbnail

13.[Java] LinkedList๋ฅผ ์•Œ์•„๋ณด์ž

post-thumbnail

14.[Java] Assert ๋ชจ๋ฅด๋ฉด ๋„Œ ์ฃผ๋‹ˆ์–ด (+ Spring Assert)

post-thumbnail

15.[Java] ์ ์ ˆํ•œ Heap์‚ฌ์ด์ฆˆ ์„ค์ •

post-thumbnail

16.[Java] Garbage Collection์˜ ๋™์ž‘ ์›๋ฆฌ

post-thumbnail

17.[Java] JDK21์˜ Virtual Thread ์ •๋ฆฌ (w. ์„ฑ๋Šฅ ํ…Œ์ŠคํŠธ)

post-thumbnail

18.[Java] Mapstruct ์‚ฌ์šฉํ•˜๊ธฐ

post-thumbnail

19.[Java] ์œ ์šฉํ•œ Jackson ์–ด๋…ธํ…Œ์ด์…˜ ์ •๋ฆฌ

post-thumbnail

20.[Java] Optional์˜ ์‚ฌ์šฉ๋ฒ•๊ณผ ์ฃผ์˜์‚ฌํ•ญ

post-thumbnail

21.[Java] Record๋กœ DTO๋ฅผ ์‹ฌํ”Œํ•˜๊ฒŒ

post-thumbnail

22.[Java] Heapdump ๋ถ„์„ํ•˜๊ธฐ (w. EC2)

post-thumbnail