mushtaq

class A
class A2 extends A
class B

trait M[X]

//
// Upper Type Bound
//
def upperTypeBound[AA <: A](x: AA): A = x

mushtaq

trait Block[T] extends Function1[String, T]

object Block {
  implicit def functionBlock[T](f: String => T): Block[T] = new Block[T] {
    def apply(s: String): T = f(s)
  }
  implicit val unitBlock: Block[Unit] = new Block[Unit] {
    def apply(s: String): Unit = {}
  }
}

mushtaq

Originally:
https://gist.github.com/7565976a89d5da1511ce

Hi Donald (and Martin),

Thanks for pinging me; it's nice to know Typesafe is keeping tabs on this, and I
appreciate the tone. This is a Yegge-long response, but given that you and
Martin are the two people best-situated to do anything about this, I'd rather
err on the side of giving you too much to think about. I realize I'm being very
critical of something in which you've invested a great deal (both financially

mushtaq

Sublime Text 2 – Useful Shortcuts (Mac OS X)

General

⌘T	go to file
⌘⌃P	go to project
⌘R	go to methods
⌃G	go to line
⌘KB	toggle side bar
⌘⇧P	command prompt

mushtaq

#Add these mappings to .inputrc

"\e[1;9D": backward-word
"\e[1;9C": forward-word

"\e[D": beginning-of-line
"\e[C": end-of-line

"\e[1;3Z": backward-kill-word #configure iterm to send this signal for alt-delete
"\e[1;4Z": backward-kill-line #configure iterm to send this signal for cmd-delete

mushtaq

"copy file" in {
  var i = 0
  val fileGenerator = Enumerator.fromCallback( () => 
    if(i<1000){ i+=1; Future.successful(Some((new java.util.Date).getTime.toString + "\n")) } else Future(None) 
  )

  val f = FileChannel("/tmp/testwrite.txt").delete.writing.create
  val f2 = FileChannel("/tmp/testwrite2.txt").delete.writing.create

  fileGenerator                                     // generates data

mushtaq

find . -name *.jar -exec bash -c "echo {} && jar tvf {} | head -n 1" \; 

mushtaq

package demos

import org.specs2.mutable._

class FPStyleDIDemo extends Specification {

  class Db {
    def name = "sony-db"
  }
  object Db {

mushtaq

package demos

import org.specs2.mutable._

class ScalaComponentsUseExtends extends Specification {

  trait DbComp {
    class Db {
      def name = "prod-db"
    }

mushtaq

for {
  product <- productRepo.getProduct(id)
  metadata <- getMetadata(product.id)
} yield metadata


flow {
  val product = productRepo.getProduct(id)()