Comments on: Practical Evolutionary Computation: An Introduction http://blog.uncommons.org/2009/01/20/practical-evolutionary-computation-an-introduction/ blog.uncommons.org Tue, 30 Oct 2012 12:24:28 +0000 hourly 1 http://wordpress.org/?v=3.5.1 By: New Adventures in Software » Practical Evolutionary Computation: Elitism http://blog.uncommons.org/2009/01/20/practical-evolutionary-computation-an-introduction/comment-page-1/#comment-3591 New Adventures in Software » Practical Evolutionary Computation: Elitism Thu, 12 Feb 2009 22:32:08 +0000 http://blog.uncommons.org/?p=365#comment-3591 [...] the work-in-progress documentation for the Watchmaker Framework for Evolutionary Computation.  The first article provided an introduction to the field of evolutionary computation and the second article showed how [...]

]]> By: Dan http://blog.uncommons.org/2009/01/20/practical-evolutionary-computation-an-introduction/comment-page-1/#comment-3504 Dan Sun, 25 Jan 2009 23:33:16 +0000 http://blog.uncommons.org/?p=365#comment-3504 Bernd, thanks for the feedback. From the thread dump, it’s not immediately obvious what is wrong but I’m pretty sure the problem is that I’m an idiot. Swing GUIs should only be updated from the event dispatch thread, but I was not taking this precaution. I’ve fixed that and uploaded a new version.

]]> By: Bernd Eckenfels http://blog.uncommons.org/2009/01/20/practical-evolutionary-computation-an-introduction/comment-page-1/#comment-3493 Bernd Eckenfels Sat, 24 Jan 2009 09:15:05 +0000 http://blog.uncommons.org/?p=365#comment-3493 Sudoku Solver seems to have Applet related problems when I Start it in FF with 1.6.0_10 it will freeze (no change in the grid) after pressing the solve button. Even the abort button gets stuck:

2009-01-24 10:10:44
Full thread dump Java HotSpot(TM) Client VM (11.0-b15 mixed mode, sharing):

“TimerQueue” daemon prio=4 tid=0x02fd8800 nid=0×340 in Object.wait() [0x03edf000..0x03edfd94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a javax.swing.TimerQueue)
at javax.swing.TimerQueue.run(Unknown Source)
- locked (a javax.swing.TimerQueue)
at java.lang.Thread.run(Unknown Source)

“thread applet-org.uncommons.watchmaker.examples.sudoku.SudokuApplet.class-2″ prio=4 tid=0x02b33000 nid=0xad8 in Object.wait() [0x036af000..0x036afa94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.Object)
at java.lang.Object.wait(Object.java:485)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
- locked (a java.lang.Object)
at java.lang.Thread.run(Unknown Source)

“AWT-EventQueue-3″ prio=4 tid=0x03b3f400 nid=0xeb4 in Object.wait() [0x0394f000..0x0394fb14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.awt.EventQueue)
at java.lang.Object.wait(Object.java:485)
at java.awt.EventQueue.getNextEvent(Unknown Source)
- locked (a java.awt.EventQueue)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)

“Applet 12 LiveConnect Worker Thread” prio=4 tid=0x03b3f000 nid=0×124 in Object.wait() [0x038ff000..0x038ffb94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.Object)
at java.lang.Object.wait(Object.java:485)
at sun.plugin2.main.client.LiveConnectSupport$PerAppletInfo$LiveConnectWorker.run(Unknown Source)
- locked (a java.lang.Object)
at java.lang.Thread.run(Unknown Source)

“ConsoleWriterThread” daemon prio=6 tid=0x02b26000 nid=0xd44 in Object.wait() [0x0385f000..0x0385fa94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.Object)
at java.lang.Object.wait(Object.java:485)
at com.sun.deploy.util.ConsoleTraceListener$ConsoleWriterThread.run(Unknown Source)
- locked (a java.lang.Object)

“TimerQueue” daemon prio=6 tid=0x02b25800 nid=0xa98 in Object.wait() [0x0380f000..0x0380fb14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a javax.swing.TimerQueue)
at javax.swing.TimerQueue.run(Unknown Source)
- locked (a javax.swing.TimerQueue)
at java.lang.Thread.run(Unknown Source)

“AWT-EventQueue-0″ prio=6 tid=0x02b0b400 nid=0xc00 in Object.wait() [0x0365f000..0x0365fc14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.awt.EventQueue)
at java.lang.Object.wait(Object.java:485)
at java.awt.EventQueue.getNextEvent(Unknown Source)
- locked (a java.awt.EventQueue)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)

“AWT-EventQueue-1″ prio=6 tid=0x02b09000 nid=0x4ac runnable [0x0358f000..0x0358fc94]
java.lang.Thread.State: RUNNABLE
at com.sun.deploy.util.ConsoleHelper.dumpAllStacksImpl(Native Method)
at com.sun.deploy.util.ConsoleHelper.dumpAllStacks(Unknown Source)
at sun.plugin2.applet.Plugin2ConsoleController.dumpAllStacks(Unknown Source)
at com.sun.deploy.util.ConsoleWindow$2.actionPerformed(Unknown Source)
at javax.swing.JComponent$ActionStandin.actionPerformed(Unknown Source)
at javax.swing.SwingUtilities.notifyAction(Unknown Source)
at javax.swing.JComponent.processKeyBinding(Unknown Source)
at javax.swing.KeyboardManager.fireBinding(Unknown Source)
at javax.swing.KeyboardManager.fireKeyboardAction(Unknown Source)
at javax.swing.JComponent.processKeyBindingsForAllComponents(Unknown Source)
at javax.swing.JComponent.processKeyBindings(Unknown Source)
at javax.swing.JComponent.processKeyEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.KeyboardFocusManager.redispatchEvent(Unknown Source)
at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(Unknown Source)
at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(Unknown Source)
at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(Unknown Source)
at java.awt.DefaultKeyboardFocusManager.dispatchEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Window.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)

“AWT-Shutdown” prio=6 tid=0x02b08800 nid=0x2f4 in Object.wait() [0x0349f000..0x0349fd14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.Object)
at java.lang.Object.wait(Object.java:485)
at sun.awt.AWTAutoShutdown.run(Unknown Source)
- locked (a java.lang.Object)
at java.lang.Thread.run(Unknown Source)

“Browser Side Object Cleanup Thread” prio=6 tid=0x02b05800 nid=0x62c in Object.wait() [0x0344f000..0x0344fd94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
- locked (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
at sun.plugin2.main.client.LiveConnectSupport$BrowserSideObjectCleanupThread.run(Unknown Source)

“CacheCleanUpThread” daemon prio=6 tid=0x02adf800 nid=0x63c in Object.wait() [0x033af000..0x033afa14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a com.sun.deploy.cache.CleanupThread)
at java.lang.Object.wait(Object.java:485)
at com.sun.deploy.cache.CleanupThread.run(Unknown Source)
- locked (a com.sun.deploy.cache.CleanupThread)

“CacheMemoryCleanUpThread” daemon prio=6 tid=0x02ac6000 nid=0×788 in Object.wait() [0x0353f000..0x0353fb14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
- locked (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
at com.sun.deploy.cache.MemoryCache$LoadedResourceCleanupThread.run(Unknown Source)

“Java Plug-In Heartbeat Thread” prio=6 tid=0x02ac0400 nid=0x5d4 waiting on condition [0x034ef000..0x034efd94]
java.lang.Thread.State: TIMED_WAITING (sleeping)
at java.lang.Thread.sleep(Native Method)
at sun.plugin2.main.client.PluginMain$HeartbeatThread.run(Unknown Source)

“AWT-Windows” daemon prio=6 tid=0x02acf400 nid=0xe84 runnable [0x033ff000..0x033ffa94]
java.lang.Thread.State: RUNNABLE
at sun.awt.windows.WToolkit.eventLoop(Native Method)
at sun.awt.windows.WToolkit.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

“Java2D Disposer” daemon prio=10 tid=0x02b15800 nid=0xe6c in Object.wait() [0x0335f000..0x0335fb94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
- locked (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
at sun.java2d.Disposer.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

“Java Plug-In Pipe Worker Thread (Client-Side)” prio=6 tid=0x02b3f800 nid=0x4e0 runnable [0x032af000..0x032afc14]
java.lang.Thread.State: RUNNABLE
at sun.plugin2.os.windows.Windows.ReadFile0(Native Method)
at sun.plugin2.os.windows.Windows.ReadFile(Unknown Source)
at sun.plugin2.ipc.windows.WindowsNamedPipe.read(Unknown Source)
at sun.plugin2.message.transport.NamedPipeTransport$SerializerImpl.read(Unknown Source)
at sun.plugin2.message.transport.NamedPipeTransport$SerializerImpl.readByte(Unknown Source)
at sun.plugin2.message.AbstractSerializer.readInt(Unknown Source)
at sun.plugin2.message.transport.SerializingTransport.read(Unknown Source)
at sun.plugin2.message.Pipe$WorkerThread.run(Unknown Source)

“traceMsgQueueThread” daemon prio=6 tid=0x02b37c00 nid=0x50c in Object.wait() [0x0320f000..0x0320fd14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.util.ArrayList)
at java.lang.Object.wait(Object.java:485)
at com.sun.deploy.util.Trace$TraceMsgQueueChecker.run(Unknown Source)
- locked (a java.util.ArrayList)
at java.lang.Thread.run(Unknown Source)

“Timer-0″ prio=6 tid=0x02ab4800 nid=0xa8 in Object.wait() [0x02fbf000..0x02fbfd94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.util.TaskQueue)
at java.lang.Object.wait(Object.java:485)
at java.util.TimerThread.mainLoop(Unknown Source)
- locked (a java.util.TaskQueue)
at java.util.TimerThread.run(Unknown Source)

“Low Memory Detector” daemon prio=6 tid=0x02a71800 nid=0xc44 runnable [0x00000000..0x00000000]
java.lang.Thread.State: RUNNABLE

“CompilerThread0″ daemon prio=10 tid=0x02a6b400 nid=0xbc0 waiting on condition [0x00000000..0x02d1f7bc]
java.lang.Thread.State: RUNNABLE

“Attach Listener” daemon prio=10 tid=0x02a69c00 nid=0x3b4 runnable [0x00000000..0x00000000]
java.lang.Thread.State: RUNNABLE

“Signal Dispatcher” daemon prio=10 tid=0x02a68800 nid=0x2fc runnable [0x00000000..0x00000000]
java.lang.Thread.State: RUNNABLE

“Finalizer” daemon prio=8 tid=0x02a63c00 nid=0xd20 in Object.wait() [0x02c2f000..0x02c2fc94]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
- locked (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(Unknown Source)
at java.lang.ref.Finalizer$FinalizerThread.run(Unknown Source)

“Reference Handler” daemon prio=10 tid=0x02a5f000 nid=0×728 in Object.wait() [0x02bdf000..0x02bdfd14]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a java.lang.ref.Reference$Lock)
at java.lang.Object.wait(Object.java:485)
at java.lang.ref.Reference$ReferenceHandler.run(Unknown Source)
- locked (a java.lang.ref.Reference$Lock)

“main” prio=6 tid=0x002a6800 nid=0×608 in Object.wait() [0x0088f000..0x0088fe54]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on (a sun.plugin2.message.Queue)
at sun.plugin2.message.Queue.waitForMessage(Unknown Source)
- locked (a sun.plugin2.message.Queue)
at sun.plugin2.message.Pipe.receive(Unknown Source)
at sun.plugin2.main.client.PluginMain.mainLoop(Unknown Source)
at sun.plugin2.main.client.PluginMain.run(Unknown Source)
at sun.plugin2.main.client.PluginMain.main(Unknown Source)

“VM Thread” prio=10 tid=0x02a5d800 nid=0xa54 runnable

“VM Periodic Task Thread” prio=10 tid=0x02a73400 nid=0×914 waiting on condition

.PluginMain.run(Unknown Source)
at sun.plugin2.main.client.PluginMain.main(Unknown Source)

“VM Thread” prio=10 tid=0x02a5d800 nid=0xa54 runnable

“VM Periodic Task Thread” prio=10 tid=0x02a73400 nid=0×914 waiting on condition

]]> By: José Francisco Calvo http://blog.uncommons.org/2009/01/20/practical-evolutionary-computation-an-introduction/comment-page-1/#comment-3481 José Francisco Calvo Thu, 22 Jan 2009 12:39:15 +0000 http://blog.uncommons.org/?p=365#comment-3481 Wow, amazing post!!! Congratulations!!!

]]> By: New Adventures in Software » Practical Evolutionary Computation: Implementation http://blog.uncommons.org/2009/01/20/practical-evolutionary-computation-an-introduction/comment-page-1/#comment-3477 New Adventures in Software » Practical Evolutionary Computation: Implementation Wed, 21 Jan 2009 17:20:48 +0000 http://blog.uncommons.org/?p=365#comment-3477 [...] Practical Evolutionary Computation: An Introduction [...]

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