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elm Michael Geers @naltatis

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Syntax Syntax matters!

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Statische Typisierung

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PureScript

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Evan Czaplicki Autor von elm

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Design Ziele Talk: Let's be Mainstream! https://www.youtube.com/watch?v=oYk8CKH7OhE

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Programme in funktionalen Sprachen wie Haskell sind wartbarer & stabiler. Sprachen sind aber schwer zu erlernen und setzt viel Theorie voraus.

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Simplicity für Frontend Entwickler Flache Lernkurve Freundliche Fehlermeldungen Beispiele statt Theorie

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Lesbare Fehlermeldungen

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keine Laufzeitfehler mehr

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Speed

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http://evancz.github.io/todomvc-perf-comparison/ getestet auf MacBook Pro / Mac OS 10.11 / Firefox 45

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virtual-dom

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Immutable Data Types

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title.trim!

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elm JavaScript Mutable vs. Immutable

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immutable.js

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Reactive Programming

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Reactive Programming

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elm signals

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view model / stores dispatch action One Way Data Flow

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Die Elm Architektur

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view model update Model - View - Update

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https://gist.github.com/naltatis/a3df9f8a563bfe752f04

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$ elm-make Counter.elm -o counter.js

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view model update Seiteneffekte effect

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view model update Seiteneffekte effect

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view model update Seiteneffekte effect

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view model update Seiteneffekte effect

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Semantic Versioning

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Time Travel Debugger

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elm-format

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lernen

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The Pragmatic Studio Video Tutorials

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elm-lang.org

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Richard Feldman Frontend Engineer @rtfeldman 
 Podcasts The Changelog 191 Functional Geekery 33 Software Engineering Daily Talks Make the Back-End Team Jealous Effects as Data

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github.com/isRuslan/awesome-elm

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dennisreimann.de
 Blog Artikel

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think functional

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Zeit für einen Neustart?

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danke Michael Geers @naltatis

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Material • Software Developers will understand
 http://imgur.com/gallery/wR3ZxfB • open to possibilities
 https://www.flickr.com/photos/csb13/78341958/ • Jet-Eisenbahn
 http://www.spiegel.de/fotostrecke/jet-eisenbahnen- fotostrecke-106560-11.html • New York City Skyscrapers
 https://www.flickr.com/photos/kjarrett/7647207998 • Blueprints.drawing-3D.explorations
 https://www.flickr.com/photos/hildeengwenverbouwen/ 16574492395 • Scotty Taylor_Cooper T45_IMG_564
 https://www.flickr.com/photos/ 63281593@N06/14328408816 • pipe
 https://www.flickr.com/photos/ 28603429@N06/3251083850 • Mausspot Eiermaschine
 https://www.youtube.com/watch?v=HtqRmFoMpR4 • Leaf veins
 https://www.flickr.com/photos/blair25/3295670277 • Back to the Future DeLorean Time Machine
 https://www.flickr.com/photos/ 127740055@N05/22342901112 • Aufräumen
 http://www.kanalrauschen.de/am-kanal/2011/08/ aufraumen/ • think hard
 https://www.flickr.com/photos/mutsmuts/4695658106/