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  • save the input value in a 2dimentsion array

    - by arash
    hi friends,how can i save the number that user enter in textbox in a 2 dimension array? for example: i have this numbers in textbox:45,78 and now i want to save 45,32 like this: array[0,0]=45 and array[0,1]=78 how can i do that?thanks,so much edited: oh,when i entered 1,2,3,4,5,6,7,8,9 in textbox and it takes [2,2]=56 private void button10_Click(object sender, EventArgs e) { int matrixDimention = 2; int[,] intValues = new int[matrixDimention + 1, matrixDimention + 1]; string[] splitValues = textBox9.Text.Split(','); for (int i = 0; i < splitValues.Length; i++) intValues[i % (matrixDimention + 1), i % (matrixDimention + 1)] = Convert.ToInt32(splitValues[i]); string a=intValues[2,2].ToString(); MessageBox.Show(a); } when i take: string a=intValues[2,1].ToString(); it shows 0

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  • Calling a static Func from a static class using reflection

    - by ChrisO
    Given the static class: public static class Converters { public static Func<Int64, string> Gold = c => String.Format("{0}g {1}s {2}c", c/10000, c/100%100, c%100); } I am receiving the Func name from a database as a string (regEx.Converter). How can I invoke the Gold Func using reflection? Here is what I have so far: var converter = typeof(Converters).GetMember(regEx.Converter); if (converter.Count() != 0) { //throw new ConverterNotFoundException; } matchedValue = converter.Invoke(null, new object[]{matchedValue}) as string;

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  • Correct way to close database connection in event of exception.

    - by lowlyintern
    /I have some code of of the following form. Does this mean the connection is left open if there is an exception? Note, I am using a Microsoft SQL compact edition database./ try { SqlCeConnection conn = new SqlCeConnection(ConnectionString); conn.Open(); using (SqlCeCommand cmd = new SqlCeCommand("SELECT stuff FROM SomeTable", conn)) { // do some stuff } conn.Close(); } catch (Exception ex) { ExceptionManager.HandleException(ex); } /*Surely a better way would be to declare a connection object before the try, establish a connection inside the try block and close it in a finally block? */ SqlCeConnection conn = null; try { conn = new SqlCeConnection(ConnectionString); conn.Open(); using (SqlCeCommand cmd = new SqlCeCommand("SELECT stuff FROM SomeTable", conn)) { // do some stuff } } catch (Exception ex) { ExceptionManager.HandleException(ex); } finally { if( conn != null ) conn.Close(); }

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  • Magento : How do i echo username

    - by Lolita
    Hello I use the modern theme I have a livechat button on the header and i want to parse informations in my template This is the livechat button : <!-- http://www.LiveZilla.net Chat Button Link Code --><a href="[removed]void(window.open('http://xxxxxx.fr/livezilla.php?code=BOUTIQUE&amp;en=<!!CUSTOMER NAME!!>&amp;ee=<!!!CUSTOMER EMAIL!!>......... I need to replace and to the name and the email of the user (if logged) The button is in the header of my homepage How do i echo this two informations ? I tried <?php echo $this->htmlEscape($this->getCustomer()->getName()) ?> but didn’t work : Fatal error: Call to a member function getFirstname() on a non-object in /home/xxx/public_html/app/design/frontend/default/modern/template/page/html/header.phtml on line 36

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  • Can I Automap a tree hierarchy with Fluent NHibernate?

    - by NakChak
    Is it possible to auto map a simple nested object structure? Something like this: public class Employee : Entity { public Employee() { this.Manages = new List<Employee>(); } public virtual string FirstName { get; set; } public virtual string LastName { get; set; } public virtual bool IsLineManager { get; set; } public virtual Employee Manager { get; set; } public virtual IList<Employee> Manages { get; set; } } It causes the following error at run time: Repeated column in mapping for collection: SharpKtulu.Core.Employee.Manages column: EmployeeFk Is it possible to automap this sort of structure, or do I have override the auto mapper for this sort of structure?

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  • How to specify schema location in an xsd file?

    - by Manoj
    I have an xsd file Foo.xsd. I tried following ways to refer it in a WSDL file but it doesnt work. 1) placed the xsd file in local file system and imported it as <xsd:import namespace="http://ws.test.com/" schemaLocation="file:///D:/wsdl/Foo.xsd"></xsd:import> 2) Placed the xsd file in web root folder and imported as <xsd:import namespace="http://ws.test.com/" schemaLocation="http://localhost:8080/Xfire/Foo.xsd"></xsd:import> When I run the client I get null for the fields of response object. But this works when I embed the type definition inside the WSDL itself. How do we specify the path to external xsds? I am using xFire 1.2.6 for generating webservices. Client is generated using xFire WSGen ant task.

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  • How to make a cell of TAdvStringGrid editable?

    - by ammu
    I am trying to implement a filter using the component TAdvStringGrid. My requirement is that I want the first row of this component to be editable when double clicked, so that the user can filter data. Borland C++ Builder is used to help achieve this task. I found this event OnCanEditCell. TCanEditCellEvent = procedure (Sender:TObject;Arow,Acol:longint;var canedit:boolean) of object; Within this function I've set canedit = true. This doesn't seem to work. Probably I need to do something more. I am new to Windows and GUI development. So any help would be great. Do I need to call this function from the OnDblClickCell event? How can I get it working? Thanks in advance

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  • Why for only some actions must I call setTarget?

    - by Max Pierce
    For most actions, I just click and drag in InterfaceBuilder to "wire up" a call from some interface object to my code. For example, if I want to know when the user single-clicks a row in a table, I drag a connection from the table's action to my controller's action. But now let's consider the user double-clicking a row. If I want one of my actions to be called when this happens, I need to call not only -[NSTableView setDoubleAction] but also -[NSControl setTarget]. Why? To be clear, I am not asking why Interface Builder doesn't support setDoubleAction. All tools have limitations. I am trying to gain a greater understanding about how and why setTarget doesn't seem to be necessary unless and until I want setDoubleAction to work. Another way to ask this question would be: Why don't I need to do anything in Interface Builder to set the target of the table's (single-click) action?

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  • Drag and drop between HTML 5 and Silverlight 4

    - by Tej
    Hi - Is it possible to drag an HTML 5 object, e.g. an , into a Silverlight 4 control and accept it? We've attempted to build a simple prototype using an HTML 5 example and a trivial Silverlight control but the cursor changes to the no-entry sign whenever we hover over the Silverlight control. We do, however, get drag entry events firing in Silverlight. Our control happily accepts files dragged from the desktop as expected. We think we've got the HTML 5 drag events set up correctly, and I can possibly get our test published somewhere in case that will help. We've successfully implemented dragging inside a Silverlight control but we now need to integrate with non-Silverlight page components. Is this actually possible to set up or are we just doing something wrong? Thanks for any advice!

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  • Select distinct users with referrals

    - by Mark
    I have a bunch of Users. Since Django doesn't really let me extend the default User model, they each have Profiles. The Profiles have a referred_by field (a FK to User). I'm trying to get a list of Users with = 1 referral. Here's what I've got so far Profile.objects.filter(referred_by__isnull=False).values_list('referred_by', flat=True) Which gives me a list of IDs of the users who have referrals... but I need it to be distinct, and I want the User object, not their ID. Or better yet, it would be nice if it could return the number of referrals a user has. Any ideas?

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  • Dynamically find the parameter to be passed as <T> to a generic method

    - by Codex
    A generic method is defined as follows: private static T GetComparisonObject<T>(ComparisonAttribute attribute, object objectToParse) { // Perform a some action return (T)resultObject; } The method is invoked as follows: var srcObjectToCompare = GetComparisonObject<DynamicType>(attributeToCompare, srcObject); The type for which the method needs to be invoked is configured in the config file as: <add attributename ="Count" attributetype ="MemberInformation" attributeparam ="Count" type="System.Int32" comparertype="ditCreditEMGTestAutomationDifferenceEngine.Comparers.TypeComparer, ditCreditEMGTestAutomationDifferenceEngine.dll" /> The token that is passed in < for the generic methods has to be the type for which the method is being invoked. From the type key configuration in the XML, an instance of Type represnting the type can be created{i.e. Type.GetType("System.Int32")}, but how can the Type Definition be generated which can then be passed to the the Generic method? Hope am not missing something elementary here!! :-O Thanks in advance.

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  • NSColor, 10.6 and Gamma 2.2

    - by Stephen Blinkhorn
    With Snow Leopard the default gamma changed from 1.8 to 2.2. I happen to be working on a few Mac apps that use a very dark custom colour scheme provided by Cocoa. On 10.5 it looks fine but on 10.6 with the new gamma it's much darker and really hard on the eyes. The colour scheme is defined using numerous [NSColor colorWithCalibratedRed:green:blue:alpha:] objects within a theme class. Is there any way to 'convert' an NSColor object so that it displays on 10.6 exactly as it would on 10.5 with the old 1.8 gamma? I know this can be achieved globally from within System Preferences but that's not what I'm after.

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  • xml to xsd to c# class - C# 3.0, .net 3.5

    - by uno
    Following this articlelink text one of the comments from 'zanoni' said he did it this way Using .NET 3.5: [XmlRoot] public class EmailConfiguration { [XmlElement] public string DataBoxID { get; set; } [XmlElement] public DefaultSendToAddressCollectionClass DefaultSendToAddressCollection { get; set; } } public class DefaultSendToAddressCollectionClass { [XmlElement] public string[] EmailAddress { get; set; } } How would I get my class to be as what he described? I ran the xsd tool and it is in the fashion as what shane posted in the above link [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "2.0.50727.3038")] [System.SerializableAttribute()] [System.Diagnostics.DebuggerStepThroughAttribute()] [System.ComponentModel.DesignerCategoryAttribute("code")] [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)] [System.Xml.Serialization.XmlRootAttribute(Namespace="", IsNullable=false)] public partial class EmailConfiguration : object, System.ComponentModel.INotifyPropertyChanged { private string dataBoxIDField; private EmailConfigurationDefaultSendToAddressCollection[] defaultSendToAddressCollectionField; /// <remarks/> [System.Xml.Serialization.XmlElementAttribute(Form=System.Xml.Schema.XmlSchemaForm.Unqualified)] public string DataBoxID { get { return this.dataBoxIDField; } set { this.dataBoxIDField = value; this.RaisePropertyChanged("DataBoxID"); } }

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  • Linq: How to calculate the sales Total price and group them by product

    - by Daoming Yang
    I have a order list and I want to generate and rank the product with its total sales and quantity. With @tvanfosson's help, I can bring the grouped product detail with the following code, but how can I calculate and add up the total sales and quantity into each productListResult's object? Can anyone help me with this? Many thanks. var orderProductVariantListResult = productList.SelectMany(o => o.OrderProductVariantList) .Select(opv => new { Product = opv.ProductVariant.Product, Quantity = opv.Quantity, PriceSales = opv.PriceSales, Sales = opv.Quantity * opv.PriceSales, }); var productListResult = orderProductVariantResult .Select(pv => pv.Product) .GroupBy(p => p) .Select(g => new { Product = g.Key, TotalOrderCount = g.Count() }) .OrderByDescending(x => x.TotalOrderCount).ToList();

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  • How do Java mocking frameworks work?

    - by Amir Rachum
    This is NOT a question about which is the best framework, etc. I have never used a mocking framework and I'm a bit puzzled by the idea. How does it know how to create the mock object? Is it done in runtime or generates a file? How do you know its behavior? And most importantly - what is the work flow of using such a framework (what is the step-by-step for creating a test). Can anyone explain? You can choose whichever framework you like for example, just say what it is.

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  • how to use @ in python.. and the @property and the @classmethods

    - by zjm1126
    this is my code: def a(): print 'sss' @a() def b(): print 'aaa' b() and the Traceback is: sss Traceback (most recent call last): File "D:\zjm_code\a.py", line 8, in <module> @a() TypeError: 'NoneType' object is not callable so how to use the '@' thanks updated class a: @property def b(x): print 'sss' aa=a() print aa.b it print : sss None how to use @property thanks updated2 and the classmethods: class a: @classmethods def b(x): print 'sss' aa=a() print aa.b the Traceback is : Traceback (most recent call last): File "D:\zjm_code\a.py", line 5, in <module> class a: File "D:\zjm_code\a.py", line 6, in a @classmethods NameError: name 'classmethods' is not defined

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  • GCC: visibility of symbols in standalone C++ applications

    - by Albert
    Hi, Because of a strange C++ warning about the visibility of some symbols and an interesting answer, linking to a paper which describes the different visibility types and cases (section 2.2.4 is about C++ classes), I started to wonder if it is needed for a standalone application to export symbols at all (except main - or is that needed?). Why exactly are they needed to be exported in standalone applications? Is "an exported symbol" an synomym for "visible symbol"? I.e. a hidden symbol is a symbol which is not exported? Do the object files already differ between visible symbols and hidden symbols? Or is this made at the linking step, so that only the visible symbols are exported? Does the visibility of symbols matter in case for debug information? Or is that completely independent, i.e. I would also get a nice backtrace if I have all symbols hidden? How is STABS/DWARF related to the visibility of symbols?

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  • Django get_FOO_display and distinct()

    - by datakid
    I've seen answers to both halves of my question, but I can't work out how to marry the two. I have a book model, and a translatedBook model. The translatedBook has a langage set up as model choices in the usual way: LANGUAGES = ( (u'it', u'Italian'), (u'ja', u'Japanese'), (u'es', u'Spanish'), (u'zh-cn', u'Simplified Chinese'), (u'zh-tw', u'Traditional Chinese'), (u'fr', u'French'), (u'el', u'Greek'), (u'ar', u'Arabic'), (u'bg', u'Bulgarian'), (u'bn', u'Bengali'), etc I know that to get "Italian" I have to do translatedBook.get_language_display on a Book object. But how do I get a list of distinct languages in their long format? I've tried: lang_avail = TargetText.objects.values('language').distinct().order_by('language') lang_avail = TargetText.objects.distinct().order_by('language').values('language'). lang_avail = TargetText.objects.all().distinct('language').order_by('language') but I can't seem to get what I want - which is a list like: "English, Italian, Simplified Chinese, Spanish" The final lang_avail listed above didn't return the list of 5, it returned the list of 355 (ie, # of books) with multiple repeats....

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  • Display Wordpress parent Category with their child category

    - by saorabh
    Hi, I want to display only those the parent category which have some child category with their child category without using child_of= I was trying to display but i am only able to get the list of child category not their parent category name. <?php $querystr = "SELECT wp_terms.name, wp_terms.term_id, wp_terms.name FROM wp_terms, wp_term_taxonomy WHERE wp_terms.term_id = wp_term_taxonomy.term_id AND wp_term_taxonomy.parent !=0 "; $cat_child = $wpdb->get_results($querystr, OBJECT); var_dump($cat_child); foreach ($cat_child as $category) { echo $category->name. ' , '; } ?> Help me.. Thanks

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  • Extending ClaimsIdentity in MVC3

    - by Steoates
    I've got my claims set-up with MVC3 using azure and everything is going well. What I need to do now is extend the Claims Identity that's in the current thread / http context and add my own information (DOB, Address.. that sort of stuff) so my question is - where is the best place to do this? any examples would be great.. I presume that when the user is authenticated id then have to go to the DB and pull back the relevant record for the user then add it to the custom Claims Identity object? cheers. ste.

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  • Will the changes of a property in a "StaticResource instance" reflected in UI ?

    - by Anish
    I have used object data provider to create instance of my view-model as below: <ObjectDataProvider x:Key="Datas" ObjectType="{x:Type ViewModel:UserControlViewModel}"> </ObjectDataProvider> <DataTemplate x:Key="SourceGrid"> <WPFToolKit:DataGrid x:Name="SourceDataGrid" ItemsSource="{Binding Source={StaticResource Datas},Path=SourceGridData}" CanUserSortColumns="True" GridLinesVisibility="None" IsSynchronizedWithCurrentItem="True" SelectionUnit="FullRow"></WPFToolKit:DataGrid> </DataTemplate> My question is... as I am using the instance - "Datas" as staticResource, will the changes to the property "SourceGridData" get reflected in UI? ItemsSource="{Binding Source={StaticResource Datas},Path=SourceGridData}" `

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  • Constant in Hibernate Mapping Files

    - by bertolami
    I would like to add a value object to a mapped class where one column is fixed depending of the class that contains the component. How can I do something like this? <component name="aComponent"> <property name="abc" column="cde"/> <property name="xyz" value="FIXED"/> </component> Unfortunatly, the value attribute does not exist. Is there another way to apply a constant value to property? Thanks in advance.

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  • Task.wait not working as I imagined

    - by user2357446
    I am trying to download a file, wait for the file to finish downloading, and then read the file afterwards. I have the following methods to do this: private async Task startDownload(string link, string savePath) { WebClient client = new WebClient(); client.DownloadProgressChanged += new DownloadProgressChangedEventHandler(client_DownloadProgressChanged); client.DownloadFileCompleted += new AsyncCompletedEventHandler(client_DownloadFileCompleted); await client.DownloadFileTaskAsync(new Uri(link), savePath); } private void checkUpdateButton_Click(object sender, EventArgs e) { Task task = Task.Factory.StartNew(() => startDownload(versionLink, versionSaveTo)); task.Wait(); if (task.IsCompleted) { checkVersion(); } } The checkVersion() method reads the file that was downloaded. This is throwing an IOException saying that the file is in use by something else and cannot be read. I thought that having task.Wait would prevent the rest of the method from executing until the task was finished?

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  • Data frame linear fit in R

    - by user1247384
    This is perhaps a simple question, but I am n00b.Say I have a data frame with a bunch of columns. I need to call lm function over the column 1 and 2, 1 and 3, and so on. So basically I need to loop over all columns and store the results of the fit as I build the model. The problem I am running into is that lm(df[1]~df[2], data = df) doesnt work. In this case df is the data frame object and df[1] is the first column. What is a good way to do this in a loop, as in access the columns of df in an iterative fashion. Thanks.

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  • Storing unique ID in UITableViewCell

    - by culov
    I have a table where there will often be two cells with the same title. I'm zooming in on a map whenever a cell in the table is clicked, so using the title as a unique identifier is out of the question. I already have a unique identifier, but I need to find a way to store it in a UITableViewCell object. I have been considering two options, both of which are poor, IMO. 1) store the unique ID as the text inside the text of the detailTextLabel property. 2) build a custom UITableViewCell class. I'm new to objective C, and I would essentially like to know if theres a third option that isnt as inefficient as #1, but not as involved as #2. Thanks

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