lsコマンドを作る際に助けになりそうな10の知識.pdf

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1. lsίϚϯυΛ࡞Δࡍʹ ॿ͚ʹͳΓͦ͏ͳ10ͷ஌ࣝ ۦ͚ग़͠ΤϯδχΞͷͨΊͷɺॳΊͯͷLTձ@FJORD
2. ࣗݾ঺հ • @shita1112 • ϑΟϤϧυϒʔτΩϟϯϓଔ • mofmof inc.ʢϑϦʔϥϯεʣ
3. ϑΟϤϧυͷ໊෺ϓϥςΟε ʰlsίϚϯυΛ࡞Δʱ
4. lsίϚϯυΛRubyͰ࡞ͬͯ͘ ͍ͩ͞ʢཁ໿ʣ
5. RubyͷίʔυΛॻ͘ͱ͍͏ҙຯͰ͸FizzBuzzͱࣅͯΔ ͨͩFizzBuzz͕10ߦఔ౓ͳͷʹରͯ͠lsίϚϯυ͸ 100~200ߦఔ౓ʹͳΔͷͰɺΦϒδΣΫτࢦ޲ͳͲͷ ஌͕ࣝඞཁʹͳͬͯ͘Δ
6. ͨͩಈ͚ͩ͘Ͱ͸ବ໨ classΛ࢖ͬͯߏ଄Խͨ͠ΓɺಡΈ΍͍͢ ίʔυΛॻ͍ͨΓɺͪΌΜͱ࣮ફతͳίʔ υΛॻ͔ͳ͍ͱ͍͚ͳ͍
7. ͭ·ΓɺΉ͍ͣ
8. ͦ͜Ͱ஌͓ͬͯ͘ͱ໾ཱͪͦ ͏ͳ10ͷ஌ࣝΛڞ༗͠·͢ lsίϚϯυ͡Όͳͯ͘΋ී௨ʹRubyͷϓϩάϥϜΛ࡞Δࡍʹ΋໾ཱͪ·͢
9. 1. ඞཁͳϝιουΛ୳͍ͨ͠ -> pry σϞ
10. 2. σόοά͍ͨ͠ -> pry-byebug σϞ
11. 3. RubyͷྲّྀͰॻ͖͍ͨ -> ruby-style-guide - Ruby͸৭Μͳॻ͖ํ͕Ͱ͖Δ - Ͱ΋ॻ͖ํ͸͋Δఔ౓ἧ͑ͨ΄͏͕ಡΈ΍͍͢ - ڧ͍ਓୡͷؒͰڞ༗͞Ε͍ͯΔRubyͷॻ͖ํͷϕετϓϥΫςΟεू - ඞಡ https://github.com/fortissimo1997/ruby-style-guide/blob/japanese/ README.ja.md
12. 4. RubyͷྲّྀΛڧ੍͍ͨ͠ -> rubocop σϞ
13. 5. Ϋϥεઃܭͷࢦ਑͕ཉ͍͠-> Sandi Metz' Rules - ΦϒδΣΫτࢦ޲ઃܭ࣮ફΨΠυͷஶऀͰ͋ΔSandi Metz͕ఏএ͠ ͨ4ͭͷϧʔϧ - Ϋϥε͸100ߦҎԼ - ϝιου͸5ߦҎԼ - ϝιουҾ਺͸4ͭҎԼ - ΞΫγϣϯͷΠϯελϯεม਺͸1͚ͭͩ https://thoughtbot.com/blog/sandi-metz-rules-for-developers
14. 6. RubyͷΠσΟΦϜΛ࢖͍͍ͨ -> Effective Ruby
15. 7. ಡΈ΍͍͢ίʔυΛॻ͖͍ͨ -> Ϧʔμϒϧίʔυ ݱ৔Ͱ͸νʔϜͰ։ൃ͢ΔɻͦͷͨΊʰଞͷਓ͕࠷୹࣌ؒͰཧղͰ͖ΔʱίʔυΛॻ͘͜ ͱ͕େࣄ
16. 8. ΫϥεઃܭͳΜ΋Θ͔ΒΜ -> ΦϒδΣΫτࢦ޲ઃܭ࣮ફΨΠυ - ϙϦϞʔϑΟζϜ/ΧϓηϧԽ/ܧঝ/μοΫλΠϐϯά /SOLID/SRP/OCP/LSP/... - ΦϒδΣΫτࢦ޲ͷຊ͸Java౳Ͱॻ͔Ε͍ͯΔ͜ͱ͕ ଟ͍͕ɺ͜Ε͸Ruby޲͚ʹॻ͔Ε͍ͯΔ - ໊ஶɻ͚ͩͲ೉͍͠
17. 9. ڧ͍printσόοάΛ͍ͨ͠ -> tapp σϞ
18. 10. ྑ͍ίʔυʹ௚͍ͨ͠ -> ϦϑΝΫλϦϯά:RubyΤσΟγϣϯ
19. Ұ൪Φεεϝʂ
20. ઈ൛
21. 3/21ʹ෮ץʂ
22. 8,800ԁʂ(੫ࠐΈ)
24. ϑΟϤϧυ͞ΜͰങͬͯ΋Βͬͯɺ ΈΜͳͰճ͠ಡΈ͠·͠ΐ͏ʂ
25. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·͠ ͨʂ