ymasory

import scalaz._
import Scalaz._
import effects._

object Main extends App {

  /* Haskell-style pure main */
  def pmain: IO[Unit] = {
    val infiniteStream: Stream[String] = Stream continually "hello, world"
    infiniteStream.foldr(().pure[IO]) { (el, acc) =>

ymasory

trait WithContext {
  var ctx = null
  def setContext(c:Context): Unit = if (ctx == null) {
    ctx = c
  } else {
    sys.error("already set")
  }
  def fromContext[T](k:String):T = if (ctx == null) {
    sys.error("premature access")
  } else {

ymasory

/* RetroLogger.scala
 * 
 * A handy sbt-0.10.x plugin that allows you to set the log level like in the
 * old days (AKA sbt-0.7.x).
 *
 * It works by creating aliases of this form:
 * "set logLevel := Level.Debug"  ====> "debug"
 *
 * Installation:
 * - mkdir -p ~/.sbt/plugins/

ymasory

who's who on #scala

in ascending order of how easy they are to guess

additions/corrections welcome

Very Hard

• paulproteus = Asheesh Laroia = @asheeshlaroia

ymasory

#!/usr/bin/python
# GNOME customization script.
#
# Tested on Ubuntu 10.10, Debian Squeeze, Debian Sid (circa April 2011).
# Run as root.
#
# @author Yuvi Masory


import getpass

ymasory

/** Use with a default value, for example:
 *  runningScalaVersion getOrElse "2.8.0"
 */
lazy val runningScalaVersion = {
  val matcher = """version (\d+\.\d+\.\d+).*""".r
  util.Properties.versionString match {
    case matcher(versionString) => Some(versionString)
    case _ => None
  }
}

ymasory

#!/usr/bin/python
#
# Automatically synchronize your workspace with GitHub using the GitHub API.
# 
# Prerequisites:
#   - Install pip.
#       On Ubuntu: sudo apt-get install python-pip
#   - Using pip, install github2 Python bindings.
#       sudo pip install github2
#   - Install curl.

ymasory

import sbt._
class Project(info: ProjectInfo) extends DefaultProject(info) with ProguardProject {
  
  //project name
  override val artifactID = "myprogram"

  //program entry point
  override def mainClass: Option[String] = Some("com.example.MyMainClass")

  //proguard

ymasory

import sbt._
class Plugins(info: ProjectInfo) extends PluginDefinition(info) {
  val proguard = "org.scala-tools.sbt" % "sbt-proguard-plugin" % "0.0.4"
}