๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

๐“ก๐“ธ๐“ธ๐“ถ5: ๐’ฆ๐‘œ๐“‡๐‘’๐’ถ ๐’ฐ๐“ƒ๐’พ๐“‹

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[์ด์‚ฐ์ˆ˜ํ•™] Chapter 3. Relations 1. Relations - ์ฃผ์–ด์ง„ ์ง‘ํ•ฉ X, Y์—์„œ Cartesian product X x Y ๋ฅผ ํ•˜๋ฉด ๊ทธ ๊ฒฐ๊ณผ๋Š” x∈X, y∈Y์ธ (x, y)์˜ ๋ชจ๋“  ordered paris ์ด๋‹ค. X x Y = {(x,y) | x∈X and y∈Y} -Binary relation (์ด์ง„ ๊ด€๊ณ„) : ๋‘ ์ง‘ํ•ฉ์˜ ์›์†Œ ์‚ฌ์ด์˜ ๊ด€๊ณ„ ์ง‘ํ•ฉ X ์—์„œ ์ง‘ํ•ฉ Y ๋กœ์˜ binary relation R์€, Cartesian product X x Y ์˜ subset(๋ถ€๋ถ„์ง‘ํ•ฉ)์ด๋‹ค. Ex) X = { 1, 2, 3 } and Y = { a, b } R = {(1, a), (1, b), (2, b), (3, a)} ๋Š” X์™€ Y ์‚ฌ์ด์˜ relation์ด๋‹ค. - Domain : y∈Y์ธ y์— ๋Œ€ํ•˜์—ฌ (x, y)๊ฐ€ relation R์— ์†ํ•  ๋•Œ..
[git] git clone, pull 1. ๋ ˆํฌ์ง€ํ† ๋ฆฌ fork 2. git clone 3. ๋ธŒ๋žœ์น˜ ์ƒ์„ฑ
[Git] ์šฐ๋ถ„ํˆฌ์—์„œ Git ์‚ฌ์šฉํ•˜๊ธฐ 1. ํ„ฐ๋ฏธ๋„ ๊ฐ€์„œ ์›ํ•˜๋Š” ํด๋” ์œ„์น˜์—์„œ mkdir๋กœ ๋‚ด๊ฐ€ ์‚ฌ์šฉํ•  ๋กœ์ปฌ ์ €์žฅ์†Œ ํด๋” ์ƒ์„ฑํ•˜๊ธฐ (git์˜ ์ €์žฅ์†Œ๋กœ ๋“ฑ๋กํ•  ํด๋”์ž„) 2. ๊ทธ ํด๋” ์•ˆ์— ๋“ค์–ด๊ฐ€์„œ git init ๋ช…๋ น์–ด ์ณ์„œ .git ํด๋” ์ƒ์„ฑ 2-2. git status๋กœ ํ˜„์žฌ git ์ƒํƒœ ํ™•์ธ 3. ๊นƒํ—ˆ๋ธŒ ๋“ค์–ด๊ฐ€์„œ ๋ ˆํฌ์ง€ํ† ๋ฆฌ ์ƒ์„ฑ! 4. git remote : ์›๊ฒฉ ์ €์žฅ์†Œ์™€ ๋กœ์ปฌ ์ €์žฅ์†Œ์˜ ์—ฐ๊ฒฐ ์šฐ๋ฆฌ๊ฐ€ ๋กœ์ปฌ์— ์ƒ์„ฑํ•œ ๋กœ์ปฌ ์ €์žฅ์†Œ๋ฅผ ๊นƒ ์„œ๋ฒ„์˜ ์›๊ฒฉ ์ €์žฅ์†Œ์™€ ์—ฐ๊ฒฐํ•ด์ค€๋‹ค. ํ•ด๋‹น ๋กœ์ปฌ ํด๋”์— origin์ด๋ผ๋Š” ์ด๋ฆ„์œผ๋กœ ์›๊ฒฉ ์ €์žฅ์†Œ๋ฅผ ์ถ”๊ฐ€ํ•œ๋‹ค๊ณ  ์ƒ๊ฐํ•˜๋ฉด ๋จ git remote add origin https:github.com/์ด๋ฆ„/๋ ˆํฌ์ง€ํ† ๋ฆฌ์ด๋ฆ„ 5. git add / git commit ์šฐ์„  ์„ฑ๊ณต์ ์ธ ์ปค๋ฐ‹์„ ์œ„ํ•ด ์ž„์˜๋กœ ํŒŒ์ผ์„ ํ•˜๋‚˜ ์ƒ์„ฑํ•ด๋ณด์ž. ์ž ์ด..