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  • radgridview delete update in asp.net

    - by abhi
    i have written the follwing to display data from the datagrid and den insert new rows but how do i perform update and delete plss help here's my code using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using Telerik.Web.UI; using System.Data.SqlClient; public partial class Default6 : System.Web.UI.Page { string strQry, strCon; SqlDataAdapter da; SqlConnection con; DataSet ds; protected void Page_Load(object sender, EventArgs e) { strCon = "Data Source=MINETDEVDATA; Initial Catalog=ML_SuppliersProd; User Id=sa; Password=@MinetApps7;"; con = new SqlConnection(strCon); strQry = "SELECT * FROM table1"; da = new SqlDataAdapter(strQry, con); SqlCommandBuilder cmdbuild = new SqlCommandBuilder(da); ds = new DataSet(); da.Fill(ds, "table1"); RadGrid1.DataSource = ds.Tables["table1"]; RadGrid1.DataBind(); Label3.Visible = false; Label4.Visible = false; Label5.Visible = false; txtFname.Visible = false; txtLname.Visible = false; txtDesignation.Visible = false; } protected void Submit_Click(object sender, EventArgs e) { Label3.Visible = true; Label4.Visible = true; Label5.Visible = true; txtFname.Visible = true; txtLname.Visible = true; txtDesignation.Visible = true; } protected void Button2_Click(object sender, EventArgs e) { DataSet ds = new DataSet("EmployeeSet"); da.Fill(ds, "table1"); DataTable EmployeeTable = ds.Tables["table1"]; DataRow row = EmployeeTable.NewRow(); row["Fname"] = txtFname.Text.ToString(); row["Lname"] = txtLname.Text.ToString(); row["Designation"] = txtDesignation.Text.ToString(); EmployeeTable.Rows.Add(row); da.Update(ds, "table1"); //RadGrid1.DataSource = ds.Tables["table1"]; //RadGrid1.DataBind(); txtFname.Text = ""; txtLname.Text = ""; txtDesignation.Text = ""; } protected void RadGrid1_DeleteCommand(object source, GridCommandEventArgs e) { } } }

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  • Autowire not working in junit test

    - by Dave Paroulek
    I'm sure I'm missing something simple. bar gets autowired in the junit test, but why doesn't bar inside foo get autowired? @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration({"beans.xml"}) public class BarTest { @Autowired Object bar; @Test public void testBar() throws Exception { //this works assertEquals("expected", bar.someMethod()); //this doesn't work, because the bar object inside foo isn't autowired? Foo foo = new Foo(); assertEquals("expected", foo.someMethodThatUsesBar()); } }

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  • Parameters with braces in python

    - by Leif Andersen
    If you look at the following line of python code: bpy.ops.object.particle_system_add({"object":bpy.data.objects[2]}) you see that in the parameters there is something enclosed in braces. Can anyone tell me what the braces are for (generically anyway)? I haven't really seen this type of syntax in python and I can't find any documentation on it. Any help is greatly appreciated. Thank you.

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  • Does NSKeyedUnarchiver autorelease?

    - by Lee Probert
    I'm doing some archiving to a property list and when I unarchive my data using NSKeyedUnarchiver I find that my app crashes if I release the object afterward. I was wondering if the finishDecoding message also autoreleases the object. Seems weird that it crashes when I release it.

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  • Business layer: Looking for a complete reference ?

    - by odiseh
    hi I'm studying business layer and need a complete reference which covers issues about "how to manage dependency between business layer and other layers", "how many ways are there to send data between layers" and most important for me "how to group business logic and make business component". do you know any reference?

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  • installation HDBC-SQlite3 Haskell

    - by snorlaks
    Hello, Im facing the problem during installation : setup configure Configuring HDBC-sqlite3-2.3.0.0... setup: Missing dependency on a foreign library: * Missing C library: sqlite3 This problem can usually be solved by installing the system package that provides this library (you may need the "-dev" version). If the library is already installed but in a non-standard location then you can use the flags --extra-include-dirs= and --extra-lib-dirs= to specify where it is. what should I do ? thanks for any help

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  • java Database framework comparison

    - by user293655
    Hi, I want to create an application that synchronize a database to multiple databases(various type of databases). I'm looking for a framework that suitable to do this. I was looking for something just get the Object of the data (like a resultset) then copy that object to the destination database. Or comparing between 2 data. Any ideas? Thanks,

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  • Embed Youtube video in asp.net

    - by o-logn
    Hey everyone, I have a textbox where users can enter the link to a YouTube video. I'd like to have an <object> on my page which gets populated with the YouTube video. I tried accessing an <object> from the codebehind (with runat=server) set to true, but I couldn't. Thanks for any help

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  • issue with $.ParseJSON which converts json string to null

    - by Aby
    I am using spring mvc in which i convert the arraylist into json string. I have one object 1) results. My output from spring looks like this: { "data":"[{\"userName\":\"test1\",\"firstName\":\"test\",\"lastName\":\"user\"}, {\"userName\":\"test2\",\"firstName\":\"test1\",\"lastName\":\"user1\"}]", } I get output as null when i do '$.parseJSON' with this output. When i tried testing only with data object it works fine Any help would be great.

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  • How do I convert int? into int

    - by Richard77
    Hello, I've create a SPROC that saves an object and returns the id of the new object saved. Now, I'd like to return an int not an int? public int Save(Contact contact) { int? id; context.Save_And_SendBackID(contact.FirstName, contact.LastName, ref id); //How do I return an int instead of an int? } Thanks for helping

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  • using closest().find().text()

    - by erkan
    Hi guys i previously asked a question and got a good solution. here is the question: http://stackoverflow.com/questions/2536892/jquery-how-to-find-an-element-which-is-comming-2-elements-before-current-element when im using the solution which i got : paragrafheading.push($(this).closest(' h3').find(' h3').text()); im getting only [object Object] instead of the element text

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  • XMLHttpRequest in Ajax and PHP

    - by ajithperuva
    In internet explorer we can create the object of ActiveXObject like follows xmlDoc=new ActiveXObject("Microsoft.XMLDOM"); xmlDoc.async="false"; xmlDoc.load("note_error.xml"); It is possible to use the xmlDoc.load("note_error.xml"); for the object of XMLHttpRequest in other browsers.If no,any other substitute for this method when we use XMLHttpRequest.Please help...am using firefox as my browser

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  • Cleaning up a dynamic array of Objects in C++

    - by Dr. Monkey
    I'm a bit confused about handling an array of objects in C++, as I can't seem to find information about how they are passed around (reference or value) and how they are stored in an array. I would expect an array of objects to be an array of pointers to that object type, but I haven't found this written anywhere. Would they be pointers, or would the objects themselves be laid out in memory in an array? In the example below, a custom class myClass holds a string (would this make it of variable size, or does the string object hold a pointer to a string and therefore take up a consistent amount of space. I try to create a dynamic array of myClass objects within a myContainer. In the myContainer.addObject() method I attempt to make a bigger array, copy all the objects into it along with a new object, then delete the old one. I'm not at all confident that I'm cleaning up my memory properly with my destructors - what improvements could I make in this area? class myClass { private string myName; public unsigned short myAmount; myClass(string name, unsigned short amount) { myName = name; myAmount = amount; } //Do I need a destructor here? I don't think so because I don't do any // dynamic memory allocation within this class } class myContainer { int numObjects; myClass * myObjects; myContainer() { numObjects = 0; } ~myContainer() { //Is this sufficient? //Or do I need to iterate through myObjects and delete each // individually? delete [] myObjects; } void addObject(string name, unsigned short amount) { myClass newObject = new myClass(name, amount); myClass * tempObjects; tempObjects = new myClass[numObjects+1]; for (int i=0; i<numObjects; i++) tempObjects[i] = myObjects[i]); tempObjects[numObjects] = newObject; numObjects++; delete newObject; //Will this delete all my objects? I think it won't. //I'm just trying to delete the old array, and have the new array hold // all the objects plus the new object. delete [] myObjects; myObjects = tempObjects; } }

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  • java.sql.SQLException: database locked

    - by rajkumari
    Hello We are using sqllite056 jar in our code. While inserting into database in batch we are getting exception on line when we going to commit. Lines of Code <object of Connection> .commit(); <object of Connection>.setAutoCommit(true); Exception java.sql.SQLException: database locked

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  • Block copy PDF document

    - by Wiliam Witter
    hello Gentlemen, I would like block copy (ctrl+c ctrl+v) PDF document using java. I have a code that build a PDF document with JasperReport... //seta o caminho dos arquivos jasper String pathLote = ScopeSupport.getServletContext().getRealPath("priv/sgc/relatorios/AtaPregaoLotePageReport.jasper"); String pathCabecalho = ScopeSupport.getServletContext().getRealPath("priv/sgc/relatorios/CabecalhoPageReport.jasper"); String pathRodape = ScopeSupport.getServletContext().getRealPath("priv/sgc/relatorios/rodapePageReport.jasper"); String imagemDir = ScopeSupport.getServletContext().getRealPath("/priv/comum/img"); //HashMap parametros passa o parametro usado na query e o caminho da imagem HashMap<String,Object> parametros = new HashMap<String,Object>(); parametros.put("idPregao", idPregao); parametros.put("idLote", idLote); parametros.put("IMAGEM_DIR", imagemDir + "/"); parametros.put("USUARIO", "NomeUsuario" ); parametros.put("texto", texto); parametros.put("numeroAta", numAta); if(numAta != null && numAta > 0) parametros.put("relatorio", "Ata "+numAta); HashMap<String,Object> parametrosSub = new HashMap<String,Object>(); parametrosSub.put("CabecalhoPageReport", pathCabecalho); parametrosSub.put("rodapePageReport", pathRodape); parametrosSub.put("AtaPregaoPorLotePageReport", pathLote); for(String element : parametrosSub.keySet()){ parametros.put(element, (JasperReport) JRLoader.loadObject((String) (parametrosSub.get(element)))); } JasperReport report = (JasperReport) JRLoader.loadObject( pathLote ); JasperPrint printRel = JasperFillManager.fillReport( report, parametros, getJDBCConnection() ); byte[] bytes = JasperExportManager.exportReportToPdf(printRel); httpResponse.setHeader("Content-Disposition","attachment; filename=\""+ report.getName() + ".pdf" +"\";"); httpResponse.setContentLength(bytes.length); httpResponse.setContentType("application/pdf"); ServletOutputStream ouputStream = httpResponse.getOutputStream(); ouputStream.write(bytes, 0, bytes.length); ouputStream.flush(); ouputStream.close(); Who can help me with this?

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  • What's the proper and reliable way to store an XML string as a JSON property?

    - by Edwin
    Hi Folks, I want to store a string which itself is an XML string as a property of an JSON object , what's the reliable and proper way of dong this? Should I first encode the XML data into BASE64 first prior saving it to an JSON object, due to the fact that JSON does not support binary data? Example of data I want to store: { "string1" : "...moderately complex XML..." } Thank you in advance for any hints and suggestions!

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  • apt-get install fuse - MAKEDEV not installed, skipping device node creation

    - by holms
    This happened with command apt-get dist-upgrade to upgrade to debian jessie, after which I've tried to remove fuse, and install it again. Same error: root@msgapp:/dev# apt-get install fuse Reading package lists... Done Building dependency tree Reading state information... Done The following NEW packages will be installed: fuse 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. Need to get 0 B/69.9 kB of archives. After this operation, 191 kB of additional disk space will be used. Selecting previously unselected package fuse. (Reading database ... 39354 files and directories currently installed.) Preparing to unpack .../fuse_2.9.3-10_amd64.deb ... Unpacking fuse (2.9.3-10) ... Processing triggers for man-db (2.6.7.1-1) ... Setting up fuse (2.9.3-10) ... MAKEDEV not installed, skipping device node creation. device node not found dpkg: error processing package fuse (--configure): subprocess installed post-installation script returned error exit status 2 Errors were encountered while processing: fuse E: Sub-process /usr/bin/dpkg returned an error code (1) UPDATE Reinstalling makedev gives another problem: root@msgapp:/dev# apt-get install makedev Reading package lists... Done Building dependency tree Reading state information... Done The following NEW packages will be installed: makedev 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. Need to get 0 B/42.6 kB of archives. After this operation, 129 kB of additional disk space will be used. Selecting previously unselected package makedev. (Reading database ... 39347 files and directories currently installed.) Preparing to unpack .../makedev_2.3.1-93_all.deb ... Unpacking makedev (2.3.1-93) ... Processing triggers for man-db (2.6.7.1-1) ... ySetting up makedev (2.3.1-93) ... /run/udev or .udevdb or .udev presence implies active udev. Aborting MAKEDEV invocation. /run/udev or .udevdb or .udev presence implies active udev. Aborting MAKEDEV invocation. /run/udev or .udevdb or .udev presence implies active udev. Aborting MAKEDEV invocation. There's ticket raised, and their fix doesn't give any result: root@msgapp:/dev# cd /dev && ./MAKEDEV fuse /run/udev or .udevdb or .udev presence implies active udev. Aborting MAKEDEV invocation.

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  • embedded web browser

    - by Ilya
    Hi, I'm looking for Linux embedded web browser, or preferably just a rendering object (it will not be used for actual browsing, just for displaying web based gui). The requirements are: Written in C (small footprint) Support Dynamic HTML Support Java script Minimum dependencies on the libraries (although i understand that it can not be completely standalone) No Dependency on X11 (i.e working with direct frame qui libraries) So far i only found Embedded Konqueror. Any suggestions are welcomed, commercial solutions are OK, but open source is preferable.

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  • Combine hash values in C#

    - by Chris
    I'm creating a generic object collection class and need to implement a Hash function. I can obviously (and easily!) get the hash values for each object but was looking for the 'correct' way to combine them to avoid any issues. Does just adding, xoring or any basic operation harm the quality of the hash or am I going to have to do something like getting the objects as bytes, combining them and then hashing that? Cheers in advance

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  • Using Core Data Concurrently and Reliably

    - by John Topley
    I'm building my first iOS app, which in theory should be pretty straightforward but I'm having difficulty making it sufficiently bulletproof for me to feel confident submitting it to the App Store. Briefly, the main screen has a table view, upon selecting a row it segues to another table view that displays information relevant for the selected row in a master-detail fashion. The underlying data is retrieved as JSON data from a web service once a day and then cached in a Core Data store. The data previous to that day is deleted to stop the SQLite database file from growing indefinitely. All data persistence operations are performed using Core Data, with an NSFetchedResultsController underpinning the detail table view. The problem I am seeing is that if you switch quickly between the master and detail screens several times whilst fresh data is being retrieved, parsed and saved, the app freezes or crashes completely. There seems to be some sort of race condition, maybe due to Core Data importing data in the background whilst the main thread is trying to perform a fetch, but I'm speculating. I've had trouble capturing any meaningful crash information, usually it's a SIGSEGV deep in the Core Data stack. The table below shows the actual order of events that happen when the detail table view controller is loaded: Main Thread Background Thread viewDidLoad Get JSON data (using AFNetworking) Create child NSManagedObjectContext (MOC) Parse JSON data Insert managed objects in child MOC Save child MOC Post import completion notification Receive import completion notification Save parent MOC Perform fetch and reload table view Delete old managed objects in child MOC Save child MOC Post deletion completion notification Receive deletion completion notification Save parent MOC Once the AFNetworking completion block is triggered when the JSON data has arrived, a nested NSManagedObjectContext is created and passed to an "importer" object that parses the JSON data and saves the objects to the Core Data store. The importer executes using the new performBlock method introduced in iOS 5: NSManagedObjectContext *child = [[NSManagedObjectContext alloc] initWithConcurrencyType:NSPrivateQueueConcurrencyType]; [child setParentContext:self.managedObjectContext]; [child performBlock:^{ // Create importer instance, passing it the child MOC... }]; The importer object observes its own MOC's NSManagedObjectContextDidSaveNotification and then posts its own notification which is observed by the detail table view controller. When this notification is posted the table view controller performs a save on its own (parent) MOC. I use the same basic pattern with a "deleter" object for deleting the old data after the new data for the day has been imported. This occurs asynchronously after the new data has been fetched by the fetched results controller and the detail table view has been reloaded. One thing I am not doing is observing any merge notifications or locking any of the managed object contexts or the persistent store coordinator. Is this something I should be doing? I'm a bit unsure how to architect this all correctly so would appreciate any advice.

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  • Generic Dictionary C#

    - by pm_2
    I have a class that inherits from a generic dictionary as follows: Class myClass : System.Collections.Generic.Dictionary<int, Object> I have added a list of values to this in a particular order, but I now wish to change that order. Is there any way (without removing and re-adding) that I could effectively re-index the values; so change the object at index 1 to now be at index 10 for example? For example, this doesn't work: myClass[1].Index = 10;

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  • KeyDown Event is not responding till any user control is clicked or setFocus implicitly ?

    - by Subhen
    KeyDown Event is not responding till any user control is clicked or setFocus implicitly . I want to fire the key event after the page loads , anytime. I tried like : private void Page_KeyDown(object sender, KeyEventArgs e) { if (e.Key.ToString() == "Escape") { string uri = "/Views/Music/ArtistbyAlbum"; this.NavigationService.Navigate(new Uri(uri, UriKind.Relative)); } } void LayoutRoot_KeyDown(object sender, KeyEventArgs e) { MessageBox.Show("hi"); } Please help. Thanks, Subhen

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  • WPF: How to properly override the methods when creating custom control

    - by EV
    Hi, I am creating a custom control Toolbox that is derived from ItemsControl. This toolbox is supposed to be filled with icons coming from the database. The definition looks like this: public class Toolbox : ItemsControl { protected override DependencyObject GetContainerForItemOverride() { return new ToolboxItem(); } protected override bool IsItemItsOwnContainerOverride(object item) { return (item is ToolboxItem); } } Toolboxitem is derived from ContentControl. public class ToolboxItem : ContentControl { static ToolboxItem() { FrameworkElement.DefaultStyleKeyProperty.OverrideMetadata(typeof(ToolboxItem), new FrameworkPropertyMetadata(typeof(ToolboxItem))); } } Since the number of icons stored in a database is not known I want to use the data template: <DataTemplate x:Key="ToolBoxTemplate"> <StackPanel> <Image Source="{Binding Path=url}" /> </StackPanel> </DataTemplate> Then I want the Toolbox to use the template. <Toolbox x:Name="NewLibrary" ItemsSource="{Binding}" ItemTemplate="ToolBoxtemplate"> </Toolbox> I'm using ADO.NET entity framework to connect to a database. The code behind: SystemicsAnalystDBEntities db = new SystemicsAnalystDBEntities(); private void Window_Loaded(object sender, RoutedEventArgs e) { NewLibrary.ItemsSource = from c in db.Components select c; } However, there is a problem. When the code is executed, it displays the object from the database (as the ItemSource property is set to the object from the database) and not the images. It does not use the template. When I use the static images source it works in the right way I found out that I need to override the PrepareContainerForItemOverride method.But I don't know how to add the template to it. Thanks a lot for any comments. Additional Information Here is the ControlTemplate for ToolboxItem: <ControlTemplate TargetType="{x:Type s:ToolboxItem}"> <Grid> <Rectangle Name="Border" StrokeThickness="1" StrokeDashArray="2" Fill="Transparent" SnapsToDevicePixels="true" /> <ContentPresenter Content="{TemplateBinding ContentControl.Content}" Margin="{TemplateBinding Padding}" SnapsToDevicePixels="{TemplateBinding UIElement.SnapsToDevicePixels}" /> </Grid> <ControlTemplate.Triggers> <Trigger Property="IsMouseOver" Value="true"> <Setter TargetName="Border" Property="Stroke" Value="Gray" /> </Trigger> </ControlTemplate.Triggers> </ControlTemplate>

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