jbrechtel

Download Scala at:  http://bit.ly/a5LOj

Download ScalaTest at: http://bit.ly/gH5X0s

Download SBT at: http://bit.ly/cNBQ14

jbrechtel

import org.scalatest.Spec
import org.scalatest.matchers.ShouldMatchers

class BowlingGameSpecs extends Spec with ShouldMatchers {
  describe("Playing a game") {

    it("should have a score of zero for a game with all zero rolls") {
      val game = new BowlingGame(List(0,0,0,0,0,0,0,0,0,0)
      game.score should equal(0)
    }

jbrechtel

fsc *.scala -classpath scalatest-1.3.jar
scala -cp scalatest-1.3.jar org.scalatest.tools.Runner -p . -o -s BowlingGameSpecs

jbrechtel

import scala.collection.mutable._

class BowlingGame(val reverseRolls: List[Int]) {
  def roll(pins: Int) = {
    if(pins == 10)
      new BowlingGame(0 :: pins :: reverseRolls)
    else
      new BowlingGame(pins :: reverseRolls)
  }

jbrechtel

class BowlingGame

  def initialize
    @all_rolls = []
  end

  def roll(pins)
    @all_rolls << pins
  end

jbrechtel

import scala.collection.mutable._

class BowlingGame {
  val allRolls = new ListBuffer[Int]()
  def roll(pins: Int) = allRolls.append(pins)

  def score() = buildFrameScores(allRolls.toList).slice(0,10).sum

  def buildFrameScores(rolls: List[Int]):List[Int] = {
    if(rolls.isEmpty) {

jbrechtel

import org.scalatest.Spec
import org.scalatest.matchers.ShouldMatchers

class BowlingGameSpecs extends Spec with ShouldMatchers {
  describe("Playing a game") {
    it("should have a score of zero for a game with all zero rolls") {
      val game = new BowlingGame()
      (1 to 20).map(i => 0).foreach(game.roll)
      game.score should equal(0)
    }

jbrechtel

package com.foo.bar;

import android.os.AsyncTask;
import android.util.Log;

public abstract class SimpleTask extends AsyncTask<Void, Void, Boolean> {

    private final AsyncTask waitTask;

    public SimpleTask(AsyncTask waitTask) {

jbrechtel

package com.foo.bar;

import android.os.AsyncTask;

public class LoadDrawingContentTask extends SimpleTask {

    private final Location location;

    public LoadDrawingContentTask(Location myLocation) {
      this.location = myLocation;

jbrechtel

rgb_values = "ffaaffaabbccdd3322fa352fda2"

decimal_values = []
rgb_values.each_slice(2) do |pair|
  decimal_values << pair.join("").hex
end

File.open('test.jpg', 'wb') do |file|
  file.print(decimal_values.pack("c*"))
end