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์ž๋ฐ” ๋ฆฌํ”Œ๋ ‰์…˜(Java Reflection)๊ณผ ๋™์  ๋กœ๋”ฉ

๋ฆฌํ”Œ๋ ‰์…˜(Reflection)์ด๋ž€? ์ž๋ฐ”์—์„œ ์ œ๊ณตํ•˜๋Š” ๋ฆฌํ”Œ๋ ‰์…˜(Reflection)์€ C, C++๊ณผ ๊ฐ™์€ ์–ธ์–ด๋ฅผ ๋น„๋กฏํ•œ ๋‹ค๋ฅธ ์–ธ์–ด์—์„œ๋Š” ๋ณผ ์ˆ˜ ์—†๋Š” ๊ธฐ๋Šฅ์ž…๋‹ˆ๋‹ค. ์ด๋ฏธ ๋กœ๋”ฉ์ด ์™„๋ฃŒ๋œ ํด๋ž˜์Šค์—์„œ ๋˜ ๋‹ค๋ฅธ ํด๋ž˜์Šค๋ฅผ ๋™์ ์œผ๋กœ ๋กœ๋”ฉ(Dynamic Loading)ํ•˜์—ฌ...

ํŽธ์ง‘๊ฑฐ๋ฆฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜ Levenshtein Distance(Edit Distance Algorithm)

๋ฆฌ๋ฒค์Šˆํ…Œ์ธ ๊ฑฐ๋ฆฌ? ๋Ÿฌ์‹œ์•„ ๊ณผํ•™์ž ๋ธ”๋ผ๋””๋ฏธ๋ฅด ๋ฆฌ๋ฒค์Šˆํ…Œ์ธ(Vladimir Levenshtein)๊ฐ€ ๊ณ ์•ˆํ•œ ์•Œ๊ณ ๋ฆฌ์ฆ˜์ž…๋‹ˆ๋‹ค. ํŽธ์ง‘ ๊ฑฐ๋ฆฌ(Edit Distance) ๋ผ๋Š” ์ด๋ฆ„์œผ๋กœ๋„ ๋ถˆ๋ฆฝ๋‹ˆ๋‹ค. Levenshtein Distance๋Š” ๋‘ ๊ฐœ์˜ ๋ฌธ์ž์—ด A, B๊ฐ€ ์ฃผ์–ด์กŒ์„ ๋•Œ ๋‘...

์ž๋ฐ” ํŒŒ์ผ ์••์ถ•๊ณผ ์••์ถ• ํ•ด์ œ(ZipInputStream, ZipOutputStream)

์ž๋ฐ”์—์„œ์˜ ํŒŒ์ผ ์••์ถ•๊ณผ ํ•ด์ œ Java ์–ธ์–ด์—์„œ๋„ ๊ธฐ๋ณธ์ ์œผ๋กœ ํŒŒ์ผ ์••์ถ•๊ณผ ํ•ด์ œ์— ๋Œ€ํ•œ ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•œ๋‹ค. java.util.zip ํŒจํ‚ค์ง€๋ฅผ ์ด์šฉํ•˜๋ฉด ์šฐ๋ฆฌ๊ฐ€ ํ”ํ•˜๊ฒŒ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ๋Š” zip ํ™•์žฅ์ž ํŒŒ์ผ์„ ๋‹ค๋ฃฐ ์ˆ˜...