Hello: I am working on a project now that has a MDI container. One of my colleagues made a control that simulated a pushpin window. However, his is kind of buggy and I was hoping there was a push pin control already available. Any help would be nice. ...more >>

Hello! Why does not this cause a compile error because a ulong has never been implicitly convertible to byte? ulong[] vektor = {100000,200000,300000}; foreach(byte b in vektor) { Console.WriteLine("i={0}", b); } If I have these statements below then I get a compile error. But it'...more >>

I have pondered this question often and have done it several ways but I am wondering what is the correct OO way to handle this. In my SQL Sever database I have the following tables for example, Member and MemberStatus Member status has two fields StatusCd and Description. ex. 'A' and '...more >>

Jürgen Exner wrote: > Dylan Nicholson wrote: >> I can write a regular expression that will only match strings that >> are NOT the word apple: >> >> ^([^a].*|a[^p].*|ap[^p].*|app[^l].*|apple.+)$ >> >> But is there a neater way, and how would I do it to match strings >> that are NOT the word a...more >>

Hi, 1. How can i detect if Windows XP has its Visual Style enabled or not ? 2. how can i use this Visual Style on my custom control ? I mean how to make them look like XP control. 3. if visual style is disabled, how can i draw control according to old standard (flat or 3D) ? thanks a lot...more >>

I wrote this regex <font>.*\((?<Inside>.*?)\)</font> "<font> (Hi there)</font></font><font> (Hi there)</font><font> (Hi there)</font><font> (Hi there)</font><font> (Hi there)</font>" However it only returns the whole thing <font> (Hi there)</font></font><font> (Hi there)</font><font> (Hi ...more >>

Hello: When I clicked on a radio button, it does not get checked. Instead, the radio button group is cleared. This occurs because when one radio button loses its check, it sets the data source. Since the data source is set, the interface is set. The problem is that the since the interface...more >>

Hi All, I am writing an application in C# (.NET CF) to generate a vCard and transmit it over bluetooth. To do this, on the menu item of a form, i generate an "On click Menu Item" event and that will take me to a new form. In this new form I use the ChooseContactDialog class to obtain a conta...more >>

Hi, I implemented the FileSystemWatcher in an application and on my XP system it works fine. If I add a file to a directory, it will enable a button and disable if removed. On another XP system it does not work in a consistent manner. When file is created, the button does not enable. I am...more >>

VB has the AscW function. There is no corresponding C# function. How can I do this in C#? I do not want to reference the Microsoft.VisualBasic namespace for just this function. ...more >>

Another day, another problem with DataGridView display. Here's the scenario: .NET 2.0, I have a WinForms application that basically just allows a user to review comments on a particular item. It doesn't matter what the item is, it could be a blog entry, a widget, or a document, I wanted to ...more >>

Hi, I've build a application, and this is the first time that i try to use the dataset (designer) from VS. It seems to be very intressing building a dataaccesslayer into my application. I use stored procedures for the actions on the databases. This working fine. But now i want to use the retu...more >>

Hi, I have a std::string which I know is UTF-8 encoded. How can I make a System::String^ from it? I tried UTF8Encoding class, but it wants a Byte array, and I don't know how to get that from a std::string. Thanks for any help! ...more >>

Hi, I decided to take a closer look at the TextWriter and TextReader abstract classes just for fun. While poking around, I noticed that the TextWriter class includes an 'Encoding' property in its definition. To me, this sounds very logical because the TextWriter is all about writing text...more >>

Hi, everybody I've got a couple of questions, one appears an easy one and another looked to me more difficult. So, I wrote in C# very simple service and the only thing this service does - it's starting some exe. Now, the simple question is how I can access and modify such things like versio...more >>

how come unchanged always true even if data changed This code come from my saving button: ============================================ DataSet ds1 = new DataSet(); DataSet ds2 = new DataSet(); DataSet ds3 = new DataSet(); //Static Dataset which contain values when my form load ds1.Table...more >>

I'm taking a look at LinQ to SQL and I'm mystified by a design decision taken by the language design mavens. Take this simple snipple: var q = from c in db.Customers where c.City == "London" select c.CompanyName; Why is this not in the order that standard SQL takes - e.g. va...more >>

Hi, Serialization is great!. No doubt. However, as my program develope I often have to restart with new data as the serialized classes changes in fields. Is there a clever way to implement backward compatibility using serialization. Just as youre able to open old word documents in the late...more >>

Converting a string variable into a string literal. How do I add the @ character in front of the string? I cannot add it when the string is created as it will affect other parts of the program. I have tried these but they do not work: label1.text = @S label1.text = "@" + S I want to be...more >>

Hi all - this should be a very easy question to you guys. Say I have two classes, class1 and class2. In my application, class2 can't operate without a class1, as class1 performs communication over the network, as a sort of abstraction layer. Now I could create a class1, and a class2, and mak...more >>

Hi, I have a MainForm with Lots of Menu Items in a MenuStrip control, several items in a StatusStrip, and a DockPanel from DockPanel Suite. The problem is it takes 3 seconds long to execute the InitializeComponent() mehtod generated by Visual Studio on Windows XP in a "cold start" - the first ti...more >>

I want the output to look like this Output(good): findme Output(bad) (findme) I am having trouble getting rid of ( and ). I tried adding \x28 and \u0028 after test but same problem. Any ideas? Thanks -Nate Label1.Text = ""; MatchCollection mc1 = Regex.Matc...more >>

Hi, I am in the process of writing a custom control. In the OnMouseDown method I call this.Focus() to enable the control to receive keystrokes in OnKeyDown(). My control is hosted in a MDI form. Originally my control inherited from UserControl, but then the call to this.Focus() returned fal...more >>

Hello everyone, I am using C# to develop DLL using Visual Studio 2005 and .Net 2.0, and I have no idea of how to make my DLL work with applications on 64-bit platform. Above all, I do not utilize any new features in my DLL of 64-bit. So, I want to check the general rules, 1. For C#, is...more >>

Hi, How can I convert: Copy%20of%20File to Copy of File I could use a regex but I'm unsure what other escapes exist for url which might also catch me out. I'm thinking there is a function that worries about this for me. Thanks, Barry ...more >>

Hi all, I would like to know if is possible to populate a treeview using a xmlstring in a c# class. thank you all Bruno ...more >>

Hi, I would like to know several things about the Grid class from System.Windows.Controls : 1. Can we create new columns types (e.g. columns only with SpinBoxes, or Progressbars, or comboboxes, ...) ? if yes, how ? 2. If point 1 is possible, how can we sort items contained into cells o...more >>

Microsoft have just announced that they are going to productize the F# programming language, placing it alongside C#: http://fsharpnews.blogspot.com/2007/10/microsoft-to-productize-f.html Very cool indeed. -- Dr Jon D Harrop, Flying Frog Consultancy http://www.ffconsultancy.com/prod...more >>

Hi, I'm working on a project that involves the company I work for and another company that we have been working with. Part of the project involves passing an XML file between two servers when a user clicks a button within a CMS. I'm told, by the other company, that the time taken to process...more >>

Hello! I'm looking at VS2005 which is a bit different to VS2003. If I for example click on the meny line Data and there choose Show Data Source or Add New Data Source these does not exist in VS2003. Now to my question if I click on Add New Data Source there are three alternatives here Dat...more >>

Hi there, I need to accomplish this (trivial) task: I have some .csv files and I have to place them into differente sheets of a .ods file. As far as you know, is there any .NET library (and in C# ut sould be GREAT) to manipulate .ods files? Thanks in advance, Giulio - Italia -- OnAi...more >>