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  • Android GPS status

    - by nr1
    Hi, how can i check the current status of the GPS receiver? I already checked the LocationListener onStatusChanged method but somehow it seems that is not working, or just the wrong possibility. So basically i just need to know if the gps icon at the top of the screen is blinking (no actual fix) or solid (fix is available) thx!

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  • Strange lifecycle behaviour with f:ajax and valueChangedListener

    - by gerry
    I want to use the f:ajax tag to update a part of a page with a editor gui, which style depends on a selectOneMenu and its selected item. The problem is, that if the ajax is called the server first renders the editor and then executes the valueChangedListener method. In my JSF2.0 / Facelets app I've the following code: ... <h:selectOneMenu id="typeSelect" validator="#{addEntityBean.checkType}" value="#{addEntityBean.selectedTypeAsString}" valueChangeListener="#{addEntityBean.selectedTypeChanged}"> <f:ajax render="editorGrid"/> <f:selectItems value="#{addEntityBean.entityTypeListAsString}"/> </h:selectOneMenu> ... <h:panelGrid id="editorGrid" columns="2" binding="#{addEntityBean.dynamicEditorGrid}" /> The BackingBean code looks like this: public String getSelectedTypeAsString() { return selectedTypeAsString; } public void setSelectedTypeAsString(String selectedType) { this.selectedTypeAsString = selectedType; } public Class<? extends Entity> getSelectedType() { log.severe("getSelectedType"); Class<? extends Entity> res = null; if(selectedTypeAsString != null){ int index = entityTypeListAsString.indexOf(selectedTypeAsString); res = entityTypeList.get(index); } return res; } public void selectedTypeChanged(ValueChangeEvent event){ setSelectedTypeAsString((String)event.getNewValue()); Class<? extends Entity> clazz = getSelectedType(); if(clazz != null){ try { setEntity(clazz.newInstance()); } catch (Exception e) { log.severe(e); } } else{ setEntity(null); } } public HtmlPanelGrid getDynamicEditorGrid() { HtmlPanelGrid grid = DynamicHtmlComponentCreator.createHtmlPanelGrid(); Entity entity = getEntity(); if(entity != null){ log.severe("getEntity() -->"+entity.getClassName()); grid = (HtmlPanelGrid)buildGui(grid, entity, "entityBean.entity", false); } else log.severe("getEntity() --> null"); return grid; } The problem is, that the server logs show that at first the getDynamicEditorGrid() is executed. And later the selectedTypeChanged()-listener-method. So everytime the selected editor style type is update one selection later. I.e. after a page reload (the type is initally null) the user selects the A, now the getDynamicEditorGrid() is executed again with type null and after that the type is changed to A. Again the user selects now B (after A) and now the getDynamicEditorGrid() is executed with the type A and after that the type is changed to B. What is wrong with my code? How can I fix this really strange behavior...

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  • very strange thread error message

    - by John Smith
    I an trying to put a method in a separate thread in the background. It nearly works except that occasionally I get a lot of error messages with the message METHODCLOSURE: OH NO SEPERATE THREAD with the bad spelling and all. Does anyone know what this means?

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  • JPA2 + Hibernate + Order By

    - by Jan
    Hi. Is it possible (using Hibernate and JPA2 Criteria Builder [1]) to order by a method's result rather than an entity's member? public class X { protected X() {} public String member; public String getEvaluatedValue() { // order by return "some text " + member; } } What I want to achive is order by the result of getEvaluatedValue(). Is that possible? Thanks in advanced. [1] http://docs.jboss.org/hibernate/entitymanager/3.5/reference/en/html_single/#querycriteria

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  • Styling an If Else Statement

    - by ThatMacLad
    I know that it's not possible to style any given PHP but I do know that it is possible to style the output HTML that the PHP provides you with. I was wondering if there was any method available for me to use that would enable me to style the output from my IF ELSE statement. if ($result != false) { print "Your entry has successfully been entered into the blog."; }

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  • Silverlight - round doubles away from zero

    - by Cornel
    In Silverlight the Math.Round() method does not contain an overload with 'MidpointRounding' parameter. What is the best approach to round a double away from zero in Silverlight in this case? Example: Math.Round(1.4) = 1 Math.Round(1.5) = 2 Math.Round(1.6) = 2

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  • Create DB in Sql Server based on Visio Data Model

    - by Yaakov Ellis
    I have created a database model in Visio Professional (2003). I know that the Enterprise version has the ability to create a DB in Sql Server based on the data in Visio. I do not have the option to install Enterprise. Aside from going through the entire thing one table and relationship at a time and creating the whole database from scratch, by hand, can anyone recommend any tool/utility/method for converting the visio database model into a Sql Script that can be used to create a new DB in Sql Server?

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  • iPhone: no way to draw on screen outside drawRect?

    - by Seva Alekseyev
    Is there a way to draw on the iPhone screen (on a UIView in a UIWindow) outside of that view's drawRect() method? If so, how do I obtain the graphics context? The graphics guide mentions class NSGraphicsContext, but the relevant chapter seems like a blind copy/paste from Mac OS X docs, and there's no such class in iPhone SDK.

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  • what is the wrong in the code ???

    - by rajesh
    function checkLength(obj,url){ //alert("URL="+url+" OBJ="+obj); if(obj) { var params = 'query='+obj; var myAjax = new Ajax.Request(url, { method: 'post', parameters: params, onComplete: loadResponse }); } } is nor working why i think there is requirement of include some files in it.which is that??/

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  • Change|Assign parent for the Model instance on Google App Engine Datastore

    - by Vladimir Prudnikov
    Is it possible to change or assign new parent to the Model instance that already in datastore? For example I need something like this task = db.get(db.Key(task_key)) project = db.get(db.Key(project_key)) task.parent = project task.put() but it doesn't works this way because task.parent is built-in method. I was thinking about creating a new Key instance for the task but there is no way to change key as well. Any thoughts?

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  • How do I make vim indent java annotations correctly?

    - by wds
    When indenting java code with annotations, vim insists on indenting like this: @Test public void ... I want the annotation to be in the same column as the method definition but I can't seem to find a way to tell vim to do that, except maybe using an indent expression but I'm not sure if I can use that together with regular cindent. edit: The filetype plugin was already turned on I just got a bit confused about indenting plugins. The accepted answer may be a bit hackish but works for me as well.

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  • Class name to view path

    - by Alexey Poimtsev
    Hi, I have a RoR application and model SomeModel. I have views for this model and I want to know - is there any method to get the view's path? Of course I can use for this model instance m = SomeModel.new v = m.class.class_name.pluralize.downcase It's working, but maybe you know a better way? :)

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  • extJs Json Reader

    - by tinti
    Please help me with this problem. I'm new in extJs and i need a little help. I have this code Ext.onReady(function() { var datesStore = new Ext.data.JsonStore({ start : 'StartTableDate', end : 'FinishTableDate', autoLoad : true, proxy : new Ext.data.HttpProxy({ url : 'dates.json', method:'GET' }), fields : [ // 2 mandatory fields {name:'StartTableDate'}, {name:'FinishTableDate'} ] }); // i want to pass to variable start si end the values from JSON var start = 'StartTableDate'; var end = 'FinishTableDate';

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  • How does file creation work in Java

    - by Ankur
    I am trying to create a file using File newFile = new File("myFile"); However no file called "myFile" is created. This is within a Web application Project i.e. proper form to be pakaged as a WAR but I am calling it as part of a main method (just to see how this works). How can I make it so that a new file is created at a location relative to the current one i.e not have to put in an absolute path.

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  • Hiding UITableViewCell

    - by live2dream95
    Is there a way to hide a UITableView cell? I'm looking for some property or method I can invoke on the UITableViewCell returned by a synchronous cellForRowAtIndexPath() to hide it and make it unselectable by the user.

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  • Find the exact height and width of the viewport in a cross-browser way (no Prototype/jQuery)

    - by lyoshenka
    I'm trying to find the exact height and width of a browser's viewport, but I suspect that either Mozilla or IE is giving me the wrong number. Here's my method for height: var viewportHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight; I haven't started on width yet but I'm guessing it's going to be something similar. Is there a more correct way of getting this information? Ideally, I'd like the solution to work with Safari/Chrome/other browsers as well.

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  • Performance - FunctionCall vs Event vs Action vs Delegate

    - by hwcverwe
    Currently I am using Microsoft Sync Framework to synchronize databases. I need to gather information per record which is inserted/updated/deleted by Microsoft Sync Framework and do something with this information. The sync speed can go over 50.000 records per minute. So that means my additional code need to be very lightweight otherwise it will be a huge performance penalty. Microsoft Sync Framework raises an SyncProgress event for each record. I am subscribed to that code like this: // Assembly1 SyncProvider.SyncProgress += OnSyncProgress; // .... private void OnSyncProgress(object sender, DbSyncProgressEventArgs e) { switch (args.Stage) { case DbSyncStage.ApplyingInserts: // MethodCall/Delegate/Action<>/EventHandler<> => HandleInsertedRecordInformation // Do something with inserted record info break; case DbSyncStage.ApplyingUpdates: // MethodCall/Delegate/Action<>/EventHandler<> => HandleUpdatedRecordInformation // Do something with updated record info break; case DbSyncStage.ApplyingDeletes: // MethodCall/Delegate/Action<>/EventHandler<> => HandleDeletedRecordInformation // Do something with deleted record info break; } } Somewhere else in another assembly I have three methods: // Assembly2 public class SyncInformation { public void HandleInsertedRecordInformation(...) {...} public void HandleUpdatedRecordInformation(...) {...} public void HandleInsertedRecordInformation(...) {...} } Assembly2 has a reference to Assembly1. So Assembly1 does not know anything about the existence of the SyncInformation class which need to handle the gathered information. So I have the following options to trigger this code: use events and subscribe on it in Assembly2 1.1. EventHandler< 1.2. Action< 1.3. Delegates using dependency injection: public class Assembly2.SyncInformation : Assembly1.ISyncInformation Other? I know the performance depends on: OnSyncProgress switch using a method call, delegate, Action< or EventHandler< Implementation of SyncInformation class I currently don't care about the implementation of the SyncInformation class. I am mainly focused on the OnSyncProgress method and how to call the SyncInformation methods. So my questions are: What is the most efficient approach? What is the most in-efficient approach? Is there a better way than using a switch in OnSyncProgress?

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