Hi! I cleaned up your code for you!

360macdev-Denver-2010/SudokuSolverRB/SudokuPuzzleWindowController.rb

@@ -15,9 +15,9 @@ class SudokuPuzzleWindowController < NSWindowController
     attr_accessor :cell_4_0, :cell_4_1, :cell_4_2, :cell_4_3, :cell_4_4, :cell_4_5, :cell_4_6, :cell_4_7, :cell_4_8
     attr_accessor :cell_5_0, :cell_5_1, :cell_5_2, :cell_5_3, :cell_5_4, :cell_5_5, :cell_5_6, :cell_5_7, :cell_5_8
     attr_accessor :cell_6_0, :cell_6_1, :cell_6_2, :cell_6_3, :cell_6_4, :cell_6_5, :cell_6_6, :cell_6_7, :cell_6_8
-    attr_accessor :cell_7_0, :cell_7_1, :cell_7_2, :cell_7_3, :cell_7_4, :cell_7_5, :cell_7_6, :cell_7_7, :cell_7_8 
-    attr_accessor :cell_8_0, :cell_8_1, :cell_8_2, :cell_8_3, :cell_8_4, :cell_8_5, :cell_8_6, :cell_8_7, :cell_8_8 
-    
+    attr_accessor :cell_7_0, :cell_7_1, :cell_7_2, :cell_7_3, :cell_7_4, :cell_7_5, :cell_7_6, :cell_7_7, :cell_7_8
+    attr_accessor :cell_8_0, :cell_8_1, :cell_8_2, :cell_8_3, :cell_8_4, :cell_8_5, :cell_8_6, :cell_8_7, :cell_8_8
+
     def puzzle
         cells = []
         0.upto(8) do |x|
@@ -49,7 +49,7 @@ def next_state(state, x, y)
         state[x][y] = 0
         false
     end
-    
+
     def valid_cell?(state, x, y)
       # check in col and row
       0.upto(8) do |i|
@@ -68,11 +68,11 @@ def valid_cell?(state, x, y)
 
       true
     end
-    
+
     def solve(sender)
         pp puzzle
         $count = 0
-        next_state(@puzzle, 0, 0) 
+        next_state(@puzzle, 0, 0)
         pp "Solved in #{$count} steps"
         pp puzzle
     end

360macdev-Denver-2010/SudokuSolverRB/Tests/stub_test.rb

@@ -6,11 +6,11 @@ class SimpleTest < Test::Unit::TestCase
   def setup
     puts 'setup called'
   end
-  
+
   def teardown
     puts 'teardown called'
   end
-  
+
   def test_fail
     assert false, 'Assertion was false.'
   end

360macdev-Denver-2010/TestRuby/Testruby.app/Contents/Resources/lib/application.rb

@@ -6,7 +6,7 @@
 class Application
 
   include HotCocoa
-  
+
   def start
     application :name => "Testruby" do |app|
       app.delegate = self
@@ -16,27 +16,27 @@ def start
       end
     end
   end
-  
+
   # file/open
   def on_open(menu)
   end
-  
-  # file/new 
+
+  # file/new
   def on_new(menu)
   end
-  
+
   # help menu item
   def on_help(menu)
   end
-  
+
   # This is commented out, so the minimize menu item is disabled
   #def on_minimize(menu)
   #end
-  
+
   # window/zoom
   def on_zoom(menu)
   end
-  
+
   # window/bring_all_to_front
   def on_bring_all_to_front(menu)
   end

360macdev-Denver-2010/TestRuby/config/build.yml

@@ -4,5 +4,5 @@ version: "1.0"
 icon: resources/HotCocoa.icns
 resources:
   - resources/**/*.*
-sources: 
+sources:
   - lib/**/*.rb

360macdev-Denver-2010/TestRuby/lib/application.rb

@@ -6,7 +6,7 @@
 class Application
 
   include HotCocoa
-  
+
   def start
     application :name => "Testruby" do |app|
       app.delegate = self
@@ -16,27 +16,27 @@ def start
       end
     end
   end
-  
+
   # file/open
   def on_open(menu)
   end
-  
-  # file/new 
+
+  # file/new
   def on_new(menu)
   end
-  
+
   # help menu item
   def on_help(menu)
   end
-  
+
   # This is commented out, so the minimize menu item is disabled
   #def on_minimize(menu)
   #end
-  
+
   # window/zoom
   def on_zoom(menu)
   end
-  
+
   # window/bring_all_to_front
   def on_bring_all_to_front(menu)
   end

nsconf2011/CoreDataSample/MainWindowController.rb

@@ -7,28 +7,28 @@
 class MainWindowController < NSWindowController
 
     attr_accessor :number_label
-    
+
     def windowDidLoad
-    
+
         puts "Window: #{self.window}"
         self.window.title = "My Sample Core Data Application"
-        
+
     end
-    
+
     def createObject(sender)
         person = Person.createEntity                #magicalrecord helper
-        
+
         person.first_name = "first name: #{count}"
         person.last_name = "last name: #{count}"
         person.age = (rand * 100).round
-        
+
         NSManagedObjectContext.defaultContext.save  #magicalrecord helper
-        
+
         count = Person.numberOfEntities
-        
+
         self.number_label.stringValue = count.to_s
     end
-    
+
     def managedObjectContext
         NSManagedObjectContext.defaultContext
     end

nsconf2011/CoreDataSample/SampleAppDelegate.rb

@@ -14,5 +14,5 @@ def applicationDidFinishLaunching(notification)
         wc.window.makeKeyAndOrderFront(self)
 
     end
-    
+
 end

nsconf2011/CoreDataSample/SampleDataModel/_Person.m

@@ -28,7 +28,7 @@ - (PersonID*)objectID {
 
 + (NSSet *)keyPathsForValuesAffectingValueForKey:(NSString *)key {
 	NSSet *keyPaths = [super keyPathsForValuesAffectingValueForKey:key];
-	
+
 	if ([key isEqualToString:@"ageValue"]) {
 		NSSet *affectingKey = [NSSet setWithObject:@"age"];
 		keyPaths = [keyPaths setByAddingObjectsFromSet:affectingKey];

nsconf2011/CoreDataSample/Tests/stub_test.rb

@@ -6,11 +6,11 @@ class SimpleTest < Test::Unit::TestCase
   def setup
     puts 'setup called'
   end
-  
+
   def teardown
     puts 'teardown called'
   end
-  
+
   def test_fail
     assert false, 'Assertion was false.'
   end

nsconf2011/mandelbrot/MandelbrotView.rb

@@ -8,52 +8,52 @@
 require 'dispatch'
 
 class MandelbrotView < NSView
-    
+
     def awakeFromNib
         @max_iterations = 1000
         @scale = 1.4
     end
 
     def drawRect(rect)
-        
+
         self.computeMandelbrotInRect(rect, atLocation:[-1,0], scale:@scale)
 
     end
 
     def computeMandelbrotAtPoint(point, center:center, inRect:bounds, iterations:iterations, scale:scale)
-        
+
         xscaled = point[0]/(bounds.size.width/scale) + (center[0] - scale/2.0)
         yscaled = point[1]/(bounds.size.height/scale) + (center[1] - scale/2.0)
-        
+
         x = xscaled
         y = yscaled
-    
+
         (0..iterations).each { |i|
 #            puts "x #{x} y #{y} -> iteration #{i}"
             return i if (x ** 2 + y ** 2) > 4
-                        
+
             xtemp = x ** 2 - y ** 2 + xscaled
             y = 2 * x * y + yscaled
             x = xtemp
         }
         iterations
-        
+
     end
-    
+
     def selectColor(value)
         colorValue = value / @max_iterations
         color = NSColor.colorWithCalibratedWhite(colorValue, alpha:1)
         color.set
     end
-    
+
     def computeMandelbrotInRect(plane, atLocation:location, scale:scale)
         context = NSGraphicsContext.currentContext.graphicsPort
-                        
+
         startTime = Time.now
         puts "Starting draw #{startTime}"
         (location[1]..plane.size.height).each do |y|
             (location[0]..plane.size.width).each do |x|
-            
+
                 value = computeMandelbrotAtPoint([x, y], center:location, inRect:plane, iterations:@max_iterations, scale:@scale )
 
                 selectColor value
@@ -63,7 +63,7 @@ def computeMandelbrotInRect(plane, atLocation:location, scale:scale)
         end
         endTime = Time.now
         puts "Ended draw #{endTime}: took #{endTime - startTime} seconds"
-        
+
     end
-    
+
 end

nsconf2011/mandelbrot/Tests/stub_test.rb

@@ -6,11 +6,11 @@ class SimpleTest < Test::Unit::TestCase
   def setup
     puts 'setup called'
   end
-  
+
   def teardown
     puts 'teardown called'
   end
-  
+
   def test_fail
     assert false, 'Assertion was false.'
   end