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The Age of the Javascript-Powered Desktop Evan Morikawa | @e0m | [email protected] Dino JS | June 24, 2016

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The Precambrian Eon 1.3 billion seconds ago

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The Precambrian Eon C | C++ Swing | Qt | Cocoa | GTK | WPF/WinRT | … 1.3 billion seconds ago

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The Paleozoic Era 145 million seconds ago

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The Paleozoic Era NW.js (Node Webkit) 145 million seconds ago

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The Mesozoic Era 52 million seconds ago

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The Mesozoic Era Shell hangouts.google.com/hangouts/_/nylas.com/code-challenge 52 million seconds ago

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The Cenozoic Era 36 million seconds ago

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The Cenozoic Era 36 million seconds ago

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Chromium

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Chromium Browser aka Backend aka Main Process

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Chromium Browser aka Backend aka Main Process C++

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Chromium Browser aka Backend aka Main Process C++ Renderer Renderer Renderer HTML / JS (DOM) HTML / JS (DOM) HTML / JS (DOM)

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Chromium Browser aka Backend aka Main Process C++ Renderer Renderer Renderer HTML / JS (DOM) HTML / JS (DOM) HTML / JS (DOM) ipc

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Browser aka Backend aka Main Process Renderer Renderer Renderer HTML / JS (DOM) HTML / JS (DOM) HTML / JS (DOM) ipc

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Node Event Loop libuv Node & Chromium Mashup

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Chromium Events MessageLoop Chromium Node & Chromium Mashup

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Chromium Events MessageLoop Chromium Node Event Loop libuv ? Node & Chromium Mashup

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Chromium Events libuv Chromium Node & Chromium Mashup

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Chromium Events MessageLoop Chromium Node Event Loop libuv Node & Chromium Mashup

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Node Event Loop libuv Chromium Events MessageLoop Chromium IO poll Node & Chromium Mashup

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Browser aka Backend aka Main Process Renderer Renderer Renderer HTML / JS (DOM) HTML / JS (DOM) HTML / JS (DOM) ipc

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Nylas N1

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Nylas N1 main.js

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Nylas N1 main.js const win = new BrowserWindow() win.loadURL(`file://index.html`) win.show()

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Nylas N1 main.js const win = new BrowserWindow() win.loadURL(`file://index.html`) win.show()

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Nylas N1 main.js const win = new BrowserWindow() win.loadURL(`file://index.html`) win.show() index.html index.js

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Nylas N1 main.js const win = new BrowserWindow() win.loadURL(`file://index.html`) win.show() index.html index.js React.render()

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Nylas N1 main.js const win = new BrowserWindow() win.loadURL(`file://index.html`) win.show() index.html index.js React.render()

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Nylas N1 main.js const win = new BrowserWindow() win.loadURL(`file://index.html`) win.show() index.html index.js React.render() Composer Work Window

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail

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Native Electron Extensions npm install sqlite3 electron/electron-rebuild

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electron/electron-rebuild Native Electron Extensions

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electron/electron-rebuild node-gyp install --target=${electronVersion} --arch=x64 --dist-url=https://atom.io/download/atom-shell Native Electron Extensions

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electron/electron-rebuild node-gyp install --target=${electronVersion} --arch=x64 --dist-url=https://atom.io/download/atom-shell npm rebuild --target=${electronVersion} --arch=x64 --runtime=electron Native Electron Extensions

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nodejs/node-gyp Native Electron Extensions

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nodejs/node-gyp  gyp (Generate Your Projects) make, gcc, XCode, Visual Studio Native Electron Extensions

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows Jankbusting | Worker Windows

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows Jankbusting | Worker Windows

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ReactiveX.js

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const q = `SELECT * FROM threads WHERE dinosaur…` Rx.Observable.fromQuery(q).subscribe((threads) => { this.setState({threads}) })

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const q = `SELECT * FROM threads WHERE dinosaur…` Rx.Observable.fromQuery(q) .filter(myFn).subscribe((threads) => { this.setState({threads}) })

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const q = `SELECT * FROM threads WHERE dinosaur…` Rx.Observable.fromQuery(q) .filter(myFn) .map(mapFn).subscribe((threads) => { this.setState({threads}) })

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SELECT * FROM threads WHERE account_id=123 SELECT * FROM messages WHERE thread_id=987

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SELECT * FROM threads WHERE account_id=123 SELECT * FROM messages WHERE thread_id=987

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows Jankbusting | Worker Windows SQL | Observables | Tasks

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows Jankbusting | Worker Windows SQL | Observables | Tasks

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https://github.com/nylas/n1 Open Source

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows Jankbusting | Worker Windows SQL | Observables | Tasks Native extensions | Cross-platform CSS | Retina Detail

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The Age of the JS Desktop 1. “Native” experience 2. Process Control 3. Performance 4. Data Storage & Offline 5. Plugins & Extensibility Native extensions | Cross-platform CSS | Retina Detail Electron-Rebuild | Node GYP | Windows Jankbusting | Worker Windows SQL | Observables | Tasks Native extensions | Cross-platform CSS | Retina Detail

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N1 Core Team https://nylas.com/team @e0m @bengotow @juanstejada Halla Moore @jackiehluo Drew Regitsky

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Evan Morikawa | @e0m | [email protected] | June 2016 Thank you! Slides here