Enterprise Redemption or: How I Learned To Stop Worrying And Love - - PowerPoint PPT Presentation

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Enterprise Redemption or: How I Learned To Stop Worrying And Love - - PowerPoint PPT Presentation

Jun 30, 2023 229 likes •638 views

Enterprise Redemption or: How I Learned To Stop Worrying And Love the JVM Enterprise Redemption or: How I Learned To Stop Worrying And Love the JVM @yawnt Once upon a time... Web Services? Is that all there is? Evaluate. How? Community.

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Enterprise Redemption

  • r: How I Learned To Stop

Worrying And Love the JVM

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Enterprise Redemption

  • r: How I Learned To Stop Worrying And Love the JVM
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@yawnt

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Once upon a time...

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Web Services?

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Is that all there is?

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Evaluate.

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How?

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Community.

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Performances.

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Libraries.

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OK, so why Scala?

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OK, so why Scala?

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Not your average language introduction.

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Use the right tool, for the right job.

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Still, Scala is interesting.

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✔ Concise

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(0 to 10) foreach (x => println(x)) (0..10).each { |x| puts "#{x}\n" }

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✔ Functional

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val addThree = (x: Int) => x + 3

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✔ OOP

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class Dog(name: String) { def bark() = { println(s"Woof from ${name}") } }

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✔ JVM Interop

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import java.text.SimpleDateFormat ... val fmt = "dd/MM/yyyy" val sdf = new SimpleDateFormat(fmt) sdf.parse("01/01/2015")

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✔ Concurrency

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› Futures › Akka › Threads

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✔ Immutable

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✔ Statically Typed

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val x: Int = 3 val y: (Int, Int) = (3, 4) y * 3 // error

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✔ DSL Friendly

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new LowFareSearch("JFK" -> "SYD") traveling (3 adults)

  • n "2014-12-30"
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✔ Mature Ecosystem

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› scala-lang.org › twitter.github.io/scala_school › playframework.com › akka.io › slick.typesafe.com

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Questions?

github.com/yawnt twitter.com/yawnt me@yawnt.com

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Thanks!

github.com/yawnt twitter.com/yawnt me@yawnt.com