[C# โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 4. Csharp ํ•จ์ˆ˜(Function)/ ๋ฉ”์„œ๋“œ(Method) ์ดํ•ดํ•˜๊ธฐ

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์ด๋ฒˆ ํฌ์ŠคํŒ…์—์„œ๋Š” C#์˜ ํ•จ์ˆ˜(Function) ๋ฐ ๋ฉ”์„œ๋“œ(Method)์˜ ์ •์˜์™€ ์‚ฌ์šฉ๋ฒ•์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. ํŠนํžˆ ์ด๋ฅผ ์‚ฌ์šฉํ•  ๋•Œ ๊ฐ™์ด ์‚ฌ์šฉ๋˜๋Š” ๊ฐœ๋…๋“ค๊ณผ ์‚ฌ์šฉ๋ฒ•์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๊ณ  C#์˜ ์ตœ์‹  ๋ฌธ๋ฒ•์—๋Š” ์–ด๋–ป๊ฒŒ ์‚ฌ์šฉํ•˜๋Š” ๊ฒฝํ–ฅ๋“ค์ด ์žˆ๋Š”์ง€๋„ ์•Œ์•„๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ํ•จ์ˆ˜(Function) vs ๋ฉ”์„œ๋“œ(Method) ๊ฐœ์š” ๊ธฐ๋ณธ์ ์œผ๋กœ ํ•จ์ˆ˜(Function)์™€ ๋ฉ”์„œ๋“œ(Method)๋Š” ์ฝ”๋“œ์˜ ์žฌ์‚ฌ์šฉ์„ฑ์„ ๋†’์ด๊ณ  ํ”„๋กœ๊ทธ๋žจ์˜ ...
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[C# โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 3. Csharp ๊ธฐ์ดˆ ๋ฌธ๋ฒ• ์ดํ•ดํ•˜๊ธฐ (Variable, Operator, Loop)

์ด๋ฒˆ ํฌ์ŠคํŒ…์—์„œ๋Š” C#์˜ ๊ธฐ๋ณธ์ ์ธ ๋ฌธ๋ฒ•์„ ์ดํ•ดํ•˜๊ณ , ๊ทธ ๊ตฌ์„ฑ ์š”์†Œ์ธ ๋ณ€์ˆ˜(Variable), ๋ฐ์ดํ„ฐ ํƒ€์ž…(Types), ์—ฐ์‚ฐ์ž(Operator), ํ‘œํ˜„์‹(Expression), ๋ฌธ์žฅ(Statement) ๊ทธ๋ฆฌ๊ณ  ์ œ์–ด๋ฌธ(conditional / loop statements)์— ๋Œ€ํ•ด ์•Œ์•„๋ณผ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์ดˆ๋ณด์ž๋ถ€ํ„ฐ ๊ฒฝํ—˜ ์žˆ๋Š” ๊ฐœ๋ฐœ์ž๊นŒ์ง€ ๋ชจ๋‘ C#์˜ ๊ธฐ๋ณธ์„ ํƒ„ํƒ„ํžˆ ๋‹ค์งˆ ์ˆ˜ ์žˆ๋Š” ๋‚ด์šฉ์„ ๋‹ค๋ฃจ๊ฒ ์Šต๋‹ˆ๋‹ค. ๋ณ€์ˆ˜ (Variable) C# ...
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[C# โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 2. Csharp ํ”„๋กœ์ ํŠธ ๋งŒ๋“ค๊ธฐ

Csharp-ํ”„๋กœ์ ํŠธ-๋งŒ๋“ค๊ธฐ
์ด ๋ธ”๋กœ๊ทธ ํฌ์ŠคํŠธ์—์„œ๋Š” Visual Studio๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ C# ํ”„๋กœ์ ํŠธ๋ฅผ ์ƒ์„ฑํ•˜๋Š” ๊ธฐ๋ณธ์ ์ธ ๋ฐฉ๋ฒ•์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. Visual Studio์—์„œ ์ œ๊ณตํ•˜๋Š” ๋‹ค์–‘ํ•œ ํ”„๋กœ์ ํŠธ ํ…œํ”Œ๋ฆฟ๋“คโ€”์ฝ˜์†” ์•ฑ(Console App), WPF, ์œˆ๋„์šฐ ํผ ์•ฑ(Windows Form App), ASP.NET Coreโ€”์— ๋Œ€ํ•ด์„œ๋„ ์‚ดํŽด๋ณผ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๋˜ํ•œ, ์ฝ˜์†” ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ์˜ˆ์ œ๋ฅผ ํ†ตํ•ด C# ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์˜ ์ž‘๋™ ์›๋ฆฌ๋ฅผ ...
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[C# โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 1. .NET ์†Œ๊ฐœ (Introduction)

csharp-basic-.net
C#์„ ์‚ฌ์šฉํ•  ์ผ์ด ์ƒ๊ฒจ์„œ, C#์„ ์ •๋ฆฌํ•˜๋Š” ์‹œ๊ฐ„์„ ๊ฐ–๊ณ ์ž ํ•ฉ๋‹ˆ๋‹ค. C# ๊ธฐ์ดˆ ๊ฐ•์ขŒ๋ฅผ ์‹œ์ž‘ํ•˜๊ธฐ์— ์•ž์„œ .NET์— ๋Œ€ํ•ด ๊ฐ„๋žตํ•˜๊ฒŒ ์†Œ๊ฐœํ•˜๊ณ  C# ๊ธฐ์ดˆ ๊ฐ•์ขŒ๋ฅผ ์ง„ํ–‰ํ•ด ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. ์ข€ ๋” ์ž์„ธํ•œ ๋‚ด์šฉ์€ Microsoft ๊ณต์‹ ๋ฌธ์„œ๋ฅผ ์ฐธ๊ณ ํ•ด์ฃผ์„ธ์š”. .NET ์†Œ๊ฐœ ๊ฐœ์š” .NET์€ ๋งˆ์ดํฌ๋กœ์†Œํ”„ํŠธ์— ์˜ํ•ด ๊ฐœ๋ฐœ๋œ ์†Œํ”„ํŠธ์›จ์–ด ๊ฐœ๋ฐœ ...
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[Python โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 14. Database ์‚ฌ์šฉํ•˜๊ธฐ (with MySQL)

Python-Basic-Database-DB-MySQL-SQLITE-thumbnail
๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค(DB, Database)๋Š” ์ •๋ณด๋ฅผ ์ €์žฅํ•˜๊ณ  ๊ด€๋ฆฌํ•˜๋Š” ๋ฐ ํ•„์ˆ˜์ ์ธ ์š”์†Œ์ž…๋‹ˆ๋‹ค. Python์€ ๋‹ค์–‘ํ•œ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ํ†ตํ•ด ์—ฌ๋Ÿฌ ์ข…๋ฅ˜์˜ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์™€ ์ƒํ˜ธ ์ž‘์šฉํ•  ์ˆ˜ ์žˆ๋Š” ๊ฐ•๋ ฅํ•œ ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ์ด๋ฒˆ ํฌ์ŠคํŠธ์—์„œ๋Š” Python์„ ์‚ฌ์šฉํ•˜์—ฌ SQLite์™€ MySQL ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค๋ฅผ ๋‹ค๋ฃจ๋Š” ๋ฐฉ๋ฒ•์„ ์†Œ๊ฐœํ•˜๊ณ ์ž ํ•ฉ๋‹ˆ๋‹ค.
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[Python โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 13. ํด๋ž˜์Šค(Class) & ๊ฐ์ฒด(Object) (feat. Overriding, Overloading)

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Python์—์„œ ํด๋ž˜์Šค(Class)์™€ ๊ฐ์ฒด(Object)๋Š” ๊ฐ์ฒด ์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ(Object-Oriented Programming, OOP)์˜ ํ•ต์‹ฌ ์š”์†Œ์ž…๋‹ˆ๋‹ค. ์ด๋“ค์€ ํ”„๋กœ๊ทธ๋žจ์„ ๋ณด๋‹ค ํšจ์œจ์ ์ด๊ณ  ์ฒด๊ณ„์ ์œผ๋กœ ๊ตฌ์„ฑํ•  ์ˆ˜ ์žˆ๋„๋ก ๋•์Šต๋‹ˆ๋‹ค. ์ด ๊ธ€์—์„œ๋Š” Python์˜ ํด๋ž˜์Šค(Class)์™€ ๊ฐ์ฒด(Object)์— ๋Œ€ํ•ด ์ž์„ธํžˆ ์„ค๋ช…ํ•˜๊ณ , ์‹ค์ œ ์‚ฌ์šฉ ์˜ˆ๋ฅผ ๋“ค์–ด ์„ค๋ช…ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ํด๋ž˜์Šค(Class)๋ž€? ๊ฐœ์š” Class๋Š” ๊ฐ์ฒด๋ฅผ ์ƒ์„ฑํ•˜๊ธฐ ์œ„ํ•œ Template ๋˜๋Š” ...
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[Python โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 12. ํŒŒ์ผ(File) ๋‹ค๋ฃจ๊ธฐ: ํŒŒ์ผ ์ฝ๊ธฐ, ์“ฐ๊ธฐ ๋“ฑ

Python-Basic-Handling-File
Python์—์„œ ํŒŒ์ผ์„ ๋‹ค๋ฃจ๋Š” ๋ฐฉ๋ฒ•์„ ์ดํ•ดํ•˜๋Š” ๊ฒƒ์€ ๋‹ค์–‘ํ•œ ์‘์šฉ ํ”„๋กœ๊ทธ๋žจ์„ ๊ฐœ๋ฐœํ•˜๋Š” ๋ฐ ๋งค์šฐ ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค. ์ด ๊ธ€์—์„œ๋Š” ํŒŒ์ด์ฌ์—์„œ ํŒŒ์ผ์„ ๋‹ค๋ฃจ๋Š” ๊ธฐ๋ณธ์ ์ธ ๋ฐฉ๋ฒ•๊ณผ ๊ทธ ํ•„์š”์„ฑ, ๊ทธ๋ฆฌ๊ณ  ์‹ค์ œ ์˜ˆ์ œ๋ฅผ ํ†ตํ•ด Python์—์„œ ํŒŒ์ผ์„ ์–ด๋–ป๊ฒŒ ๋‹ค๋ฃจ๋Š”์ง€ ์ž์„ธํžˆ ์„ค๋ช…ํ•˜๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. Python์—์„œ ํŒŒ์ผ(File) ์ฒ˜๋ฆฌ๊ฐ€ ํ•„์š”ํ•œ ์ด์œ  ํŒŒ์ผ ์ฒ˜๋ฆฌ(File ...
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๋Œ€๋ฅ™์˜ ์‹ค์ˆ˜ ์ƒค์˜ค๋ฏธ(Xiaomi)์˜ ์ฒซ ์ „๊ธฐ์ฐจ: SU7 ์ถœ์‹œ (์‚ฌ์–‘, ๊ฐ€๊ฒฉ, ๊ธฐ์ˆ  ๋“ฑ)

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์ƒค์˜ค๋ฏธ(Xiaomi)์˜ ์ฒซ ์ „๊ธฐ์ฐจ ๋ชจ๋ธ์ธ SU7์€ ๊ธฐ์ˆ  ํ˜์‹ ์˜ ์„ ๋‘์ฃผ์ž๋กœ์„œ์˜ ํšŒ์‚ฌ ๋ช…์„ฑ์— ๊ฑธ๋งž๋Š” ์ฐจ๋Ÿ‰์ž…๋‹ˆ๋‹ค. ์ด ๋ธ”๋กœ๊ทธ ํฌ์ŠคํŒ…์—์„œ๋Š” ์ƒค์˜ค๋ฏธ SU7์˜ ์†Œ๊ฐœ, ์‚ฌ์–‘, ๊ฐ€๊ฒฉ, ๊ทธ๋ฆฌ๊ณ  ๊ฐœ๋ฐœ ์—ญ์‚ฌ ๋“ฑ์„ ์ž์„ธํžˆ ๋‹ค๋ฃจ๋ฉฐ, ๋‹ค์–‘ํ•œ ์ถœ์ฒ˜๋ฅผ ์ฐธ์กฐํ•˜์—ฌ ์ด ์ฐจ๋Ÿ‰์ด ์‹œ์žฅ์— ์–ด๋–ค ์ƒˆ๋กœ์šด ๋ณ€ํ™”๋ฅผ ๊ฐ€์ ธ์˜ฌ์ง€ ์†Œ๊ฐœํ•ด๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. ์ƒค์˜ค๋ฏธ(Xiaomi) SU7์˜ ๊ฐœ๋ฐœ ...
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[Python โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 11. ์ž๋ฃŒ๊ตฌ์กฐ (Data Structure): Dictionary(๋”•์…”๋„ˆ๋ฆฌ) ํŽธ

Python-Basic-Tutorial-Data-Structure-Dictionary-Thumb
์•ž์„  ํฌ์ŠคํŒ…์—์„œ ์ž๋ฃŒ๊ตฌ์กฐ์˜ List, Tuple, Set์— ๋Œ€ํ•ด ์†Œ๊ฐœํ–ˆ์Šต๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ Python์˜ ๋‹ค๋ฅธ ์ค‘์š”ํ•œ ์ž๋ฃŒ๊ตฌ์กฐ์ธ Dictionary(๋”•์…”๋„ˆ๋ฆฌ)์— ๋Œ€ํ•ด ์‚ดํŽด๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. List์™€ Tuple, ๊ทธ๋ฆฌ๊ณ  Set์— ์ด์–ด์„œ Dictionary๋ฅผ ์ดํ•ดํ•˜๋Š” ๊ฒƒ์€ Python์„ ๋”์šฑ ๊นŠ๊ฒŒ ์ดํ•ดํ•˜๊ณ , ๋ฐ์ดํ„ฐ๋ฅผ ํšจ์œจ์ ์œผ๋กœ ๊ด€๋ฆฌํ•˜๋Š” ๋ฐ ํฐ ๋„์›€์ด ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ด๋ฒˆ ํฌ์ŠคํŒ…์—์„œ๋Š” Dictionary์˜ ์ •์˜๋ถ€ํ„ฐ ...
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[Python โ€“ ๊ธฐ์ดˆ ๊ฐ•์ขŒ] 10. ์ž๋ฃŒ๊ตฌ์กฐ (Data Structure): Set(์„ธํŠธ) ํŽธ

Python-Basic-Tutorial-Data-Structure-Set
์•ž์„  ํฌ์ŠคํŒ…์—์„œ ์ž๋ฃŒ๊ตฌ์กฐ์˜ List์™€ Tuple์— ๋Œ€ํ•ด ์†Œ๊ฐœํ–ˆ์Šต๋‹ˆ๋‹ค. Python์˜ ๋‹ค์–‘ํ•œ ์ž๋ฃŒ ๊ตฌ์กฐ ์ค‘์—์„œ๋„ ํŠนํžˆ ์ฃผ๋ชฉํ•  ๋งŒํ•œ ๊ฒƒ์ด ๋ฐ”๋กœ Set(์„ธํŠธ)์ž…๋‹ˆ๋‹ค. ๋ฆฌ์ŠคํŠธ์™€ Tuple์˜ ํŠน์„ฑ์„ ์ดํ•ดํ–ˆ๋‹ค๋ฉด, Set์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๋Š” ๊ฒƒ์€ Python์„ ๋” ๊นŠ๊ฒŒ ์ดํ•ดํ•˜๋Š” ๋ฐ ํฐ ๋„์›€์ด ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ด๋ฒˆ ํฌ์ŠคํŒ…์—์„œ๋Š” Set์˜ ์ •์˜๋ถ€ํ„ฐ ์‚ฌ์šฉ ...
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