March 2014 update

Task/Classes/Bracmat/classes.bracmat

@@ -0,0 +1,8 @@
+( ( resolution
+  =   (x=)
+      (y=)
+      (new=.!arg:(?(its.x),?(its.y)))
+  )
+& new$(resolution,640,480):?VGA
+& new$(resolution,1920,1080):?1080p
+& out$("VGA: horizontal " !(VGA..x) " vertical " !(VGA..y)));

Task/Classes/Objective-C/classes-2.m

@@ -1,7 +1,7 @@
 @implementation MyClass
 
 // Was not declared because init is defined in NSObject
-- init
+- (id)init
 {
     if (self = [super init])
         variable = 0;

Task/Classes/Objective-C/classes-3.m

@@ -3,6 +3,3 @@ MyClass *mc = [[MyClass alloc] init];
 
 // Sending a message
 [mc variable];
-
-// Releasing it. When its reference count goes to zero, it will be deallocated
-[mc release];

Task/Classes/Perl-6/classes-1.pl6

@@ -1,7 +1,7 @@
 class Camel { has Int $.humps = 1; }
 
 my Camel $a .= new;
-say $a.humps; # Automatically generated accessor method.
+say $a.humps;  # Automatically generated accessor method.
 
 my Camel $b .= new: humps => 2;
 say $b.humps;

Task/Classes/Perl-6/classes-2.pl6

@@ -1,5 +1,5 @@
 class Butterfly {
-    has Int $!age;    # The ! twigil makes it private.
+    has Int $!age;   # With the ! twigil, no public accessor method is generated
     has Str $.name;
     has Str $.color;
     has Bool $.wings;

Task/Classes/Scala/classes.scala

@@ -1,19 +1,24 @@
-/**
- * This class implicitly includes a constructor which accepts an int and
- * creates "val variable1: Int" with that value.
+/** This class implicitly includes a constructor which accepts an Int and
+ *  creates "val variable1: Int" with that value.
  */
-class MyClass(variable1: Int) {
-    var variable2 = "asdf" // Another instance variable; a var this time
-    def this() = this(0) // An auxilliary constructor that instantiates with a default value
-    def myMethod = variable1 // A getter for variable1
+class MyClass(val myMethod: Int) { // Acts like a getter, getter automatically generated.
+  var variable2 = "asdf" // Another instance variable; a public var this time
+  def this() = this(0) // An auxilliary constructor that instantiates with a default value
 }
 
-/**
- * Demonstrate use of our example class.
- */
-object Main extends Application {
-    val m = new MyClass()
-    val n = new MyClass(3)
-    println(m.myMethod) // prints 0
-    println(n.myMethod) // prints 3
+object HelloObject {
+  val s = "Hello" // Not private, so getter auto-generated
+}
+
+/** Demonstrate use of our example class.
+ */
+object Call_an_object_method extends App {
+  val s = "Hello"
+  val m = new MyClass()
+  val n = new MyClass(3)
+
+  println(HelloObject.s) // prints "Hello" by object getterHelloObject
+
+  println(m.myMethod) // prints 0
+  println(n.myMethod) // prints 3
 }