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2026-04-02 Findy ͋ͳͨͷdot fi lesΛڭ͑ͯʂ Ұ౓࢝ΊͨΒ΍ΊΒΕͳ͍ ։ൃޮ཰޲্ज़ @k0kubun

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ࣗݾ঺հ • X, GitHub: @k0kubun • ॴଐ: Shopify, Ruby Infrastructure νʔϜ • ࢓ࣄ: RubyͷJITίϯύΠϥʮZJITʯͷ։ൃ • ࡏถ7೥໨ɺϑϧλΠϜRubyίϛολʔ4೥໨

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dot fi lesྺ: 13೥ (2013~)

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dot fi lesίϛοτ਺: 2754ίϛοτ

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։ൃ؀ڥʹؔ͢Δϒϩάهࣄ: 2694ϒΫϚ

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ࠓ೔࿩͢͜ͱ • ։ൃ؀ڥͷมભ • ։ൃ؀ڥͷબఆج४ • ޙչ͍ͯ͠ΔΧελϚΠζ 4બ

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։ൃ؀ڥͷมભ

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։ൃ؀ڥ: OS • 2011~2012: Windows • 2013~2014: macOS • 2015: Linux (Arch), macOS • 2016: Linux (Ubuntu), macOS • 2017~2024: Linux (Ubuntu), macOS, Windows (msys2) • 2025~2026: Linux (Ubuntu), macOS, Windows (WSL2)

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։ൃ؀ڥ: ΤσΟλ • 2011~2012: Visual Studio, notepad.exe • 2013: XCode, Emacs • 2014~2017: Vim • 2018~2019: Vim, IntelliJ IDEA (IdeaVim) • 2020: Vim, IntelliJ IDEA (IdeaVim), VSCode (VSCodeVim) • 2021~2026: Neovim, VSCode (VSCode Neovim)

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։ൃ؀ڥ: ΩʔϦϚού • 2011~2012: N/A • 2013~2014: KeyRemap4MacBook • 2015: rbindkeys, Karabiner • 2016: xremap, Karabiner • 2017~2026: xremap, Karabiner-Elements, ͷͲ͔

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։ൃ؀ڥ: λʔϛφϧΤϛϡϨʔλ • 2011~2012: N/A • 2013~2014: Terminal.app • 2015~2017: rxvt-unicode, iTerm2 • 2018~2023: gnome-terminal, Terminal.app, mintty • 2024~2026: WezTerm

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։ൃ؀ڥ: Πϯϓοτϝιου • 2011~2012: Google ೔ຊޠೖྗ • 2013~2014: ͜ͱ͑Γ • 2015~2016: ibus-skk, AquaSKK • 2017~2026: ibus-skk, AquaSKK, CorvusSKK

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։ൃ؀ڥ: ؀ڥߏஙπʔϧ • 2011~2014: N/A • 2015: k0kubun/rebuild, Itamae • 2016~2026: mitamae • Cookpad: cpad2 • Treasure Data: CodeDeploy • Ruby: ruby-infra-recipe, git.ruby-lang.org, rubybench

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։ൃ؀ڥ: ίʔσΟϯάΤʔδΣϯτ • 2025: GitHub Copilot, ChatGPT, Cursor • 2026: Claude Code, Codex, Pi, OpenCode

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։ൃ؀ڥͷબఆج४

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બఆج४ 1: ଎͞ͷ௥ٻ • LinuxͷλʔϛφϧΤϛϡϨʔλ͸macOSΑΓ଎͔ͬͨ (աڈܗ) • LinuxͰͷRubyͷϏϧυ͸macOSͷ2ഒ଎͍ (2026೥ݱࡏ΋ਖ਼) • EmacsΩʔόΠϯσΟϯάʹΑΔߴ଎ೖྗ • γϣʔτΧοτҰൃͰ΢Οϯυ΢੾Γସ͑ • SKKͰม׵Ϙλϯͷೖྗճ਺Λ࠷খԽ

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બఆج४ 2: ϙʔλϏϦςΟ • Linux / macOS / Windows Ͱಉ͡ମݧΛ࣮ݱ͢Δ • ಛఆͷOSͰ͔͠ಈ͔ͳ͍IDE΍λʔϛφϧΛආ͚Δ • LinuxͰλΠϦϯάWMΛ࢖Θͳ͍ • ಉ͜͡ͱ͕Ͱ͖Δ΋ͷ͕ͳ͚Ε͹ࣗ࡞͢Δ • tmux over ssh on WezTerm ·ͨ͸ WSL2 Ͱ։ൃ؀ڥΛLinuxʹ౷Ұ • CI΍ຊ൪؀ڥͱಉ͡UbuntuɺαʔόʔͰ΋࢖͏mitamaeͱڞ௨Խ

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બఆج४ 2: ϙʔλϏϦςΟ • Linux / macOS / Windows Ͱಉ͡ମݧΛ࣮ݱ͢Δ • ಛఆͷOSͰ͔͠ಈ͔ͳ͍IDE΍λʔϛφϧΛආ͚Δ • LinuxͰλΠϦϯάWMΛ࢖Θͳ͍ • ಉ͜͡ͱ͕Ͱ͖Δ΋ͷ͕ͳ͚Ε͹ࣗ࡞͢Δ • tmux over ssh on WezTerm ·ͨ͸ WSL2 Ͱ։ൃ؀ڥΛLinuxʹ౷Ұ • CI΍ຊ൪؀ڥͱಉ͡UbuntuɺαʔόʔͰ΋࢖͏mitamaeͱڞ௨Խ

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બఆج४ 3: ηοτΞοϓࣗಈԽ • Կނ͔ৗʹ4~5୆ͷύιίϯΛॴ༗͍ͯͯ͠3छͷOS͕ೖ͍ͬͯΔ • ઃఆϑΝΠϧ͸جຊdot fi lesͰ؅ཧ͠ɺsymlink͢Δ • mitamaeΛ࢖ͬͯsystemdαʔϏεͷ؅ཧͳͲ΋ࣗಈԽ • ࣗಈԽͷ࿑ྗͷํ͕ߴ͍΋ͷ͸Ұ୴खॱॻΛϝϞ͠ɺͦͷ͏ͪࣗಈԽ • Ͱ͖ΔͳΒଈ Coding Agent ʹ΍ΒͤΔ

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ޙչ͍ͯ͠ΔΧελϚΠζ 4બ 🦀

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ޙչ 1: VimΩʔόΠϯυ • ར఺ • ؾ͕͍͍࣋ͪ • ܽ఺ • தಟੑ͕͋ΔͷͰͳ͔ͳ͔΍ΊΒΕͳ͍ • ϙʔλϏϦςΟ͕ഁ໓͍ͯ͠ΔɺઈରʹEmacsΩʔόΠϯυͷํ͕͍͍

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ޙչ 2: SKK • ར఺ • ؾ͕͍͍࣋ͪ • ܽ఺ • தಟੑ͕͋ΔͷͰͳ͔ͳ͔΍ΊΒΕͳ͍ • ී௨ͷIMEΛ࢖͍ͬͯΔύιίϯΛ৮Δͷ͕͠ΜͲ͘ͳΔ • LinuxͰSKKΛ࢖͏ͱौ͍ڍಈʹͳΔWebαʔϏε͕ଟ͍

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ޙչ 3: JISΩʔϘʔυ + ਌ࢦम০Ωʔ • ར఺ • খࢦ͕ഁյ͞Εͳ͍ • ܽ఺ • தಟੑ͕͋ΔͷͰͳ͔ͳ͔΍ΊΒΕͳ͍ • ϊʔτPC͕US഑ྻͩͱɺΩʔϘʔυΛ઀ଓ͠ͳ͍ͱૢ࡞͕ࠔ೉ʹͳΔ

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Shift Cmd/Alt Ctrl (Cmd/Alt)

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ޙչ 4: Ctrl-H/U/O/Y Ͱ΢Οϯυ΢੾Γସ͑ • ར఺ • Command-Tabԡͯ͠ը໘֬ೝޙ΢Οϯυ΢બ୒ɺͱ͍ͬͨૢ࡞ϥά͕ͳ͍ • ܽ఺ • தಟੑ͕͋ΔͷͰͳ͔ͳ͔΍ΊΒΕͳ͍ • طଘ/ޙൃͷπʔϧ (claude codeͳͲ) ͱγϣʔτΧοτ͕͔ͪ߹͏

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·ͱΊ • ։ൃ؀ڥΛબͿ࣌͸ɺ଎͞ɺϙʔλϏϦςΟɺࣗಈԽΛҙࣝ͢Δ • ͳ͍΋ͷ͸ࣗ࡞͢Ε͹͍͍: ࠓͳΒCoding AgentͰ؆୯ʹͰ͖Δ • தಟੑ͕͋ΔͷͰ஫ҙ: Vim, SKK, JIS഑ྻ, C-h/u/o/y