Can anyone help me I am developing an application runs on a PC (client) only. For graphical reasons it was decided that the content would be displayed in a Browser that is embedded in a Windows Forms application (VS net 2003) c# I have a Windows Form that uses a webbrowser (AxWebBrowser)...more >>

Hello, I have a class, which starts a new thread. from this thread events can be fired. How can i fire this event in the class-creator-thread? thx ...more >>

Hello is there anyone out there with my problem :-). I am a C# beginner have read some of the docs. Does anyone know where and how i can find a list of all of the Assembly available through VS .NET 2003? thanks, Bahram *** Sent via Developersdex http://www.developersdex.com *** Don't jus...more >>

hi friends I have 3 projects under one solution I want to be able to compile and run (debug) all 3 solutions at once is that possible within vs ? its a client/server based application that I am developing and I'm tired of switching between server and client all the time to start it up one by o...more >>

I have a question.. I am using remoting but on my client side I chose to use an interface. As a result I was wondering if its still possible to place the configuration details into a xml config file ? I have not seen any examples of this does anyone know how I can do this ? All I've seen are e...more >>

In the c++ debugger I could give it a memory address of some data and it would break when that data changed. It is very helpful when you have a single value change of a large amount of code and you just want to know what/where/why its changing. I tried to hook it up like I in C++, opening up the...more >>

Hi under VS.Net 2003 how can I specify the parameter "Output File" of a library (see Project Property Pages \ Common Properties\General\Project\Output File) I want to change the default extension which is for a library ".dll" Thanks for your replies. ...more >>

Hello everybody, can anybody tell me how how he sorting on hashtable is done in c# thanking in advance with regards vidyanand kulkarni ...more >>

Greetings I'm having some problems on my C# application. I'm using an access database and I'm not able to do select queries with the ' character. My code is this: // some previous code like open connection string sqlStatement="SELECT oid FROM formatos WHERE formato='cd\\'s'"; myComm...more >>

I have a file that has been created using shared read/write access. But C# code never is able to open this file for read and keeps throwing "...cannot open file as it is being used by another process...". I verified that the file is indeed available for shared reading. here is my code snippet...more >>

I have SP1.1 .NET installed on my development machine where I write the code and compile it. The production machine doesn't have this service pack for 1.1 .NET. Can it affect my Web Application? I hope that I found a reason of my issue and I'm trying to understand why same program works in dif...more >>

Hi. I have a custom class which inherits from ListViewItem.ListViewSubItem. It works fine to add new subitems to a listview, but when I try and get them out it tells me that it is an invalid cast. So, it let me add the custom item but won't let me get it back out? What's wrong here? Could ...more >>

Hello, I have a couple of well documented projects that are open-sourced and well documented. One is an application to convert Oracle schemas into SQL-Server databases, the other will copy all the data from one Oracle schema to another. The website is http://cmarcel.net (you will get re...more >>

Hi, I use a DropDownList for presenting information from DataBase. Here it is the code: private void Page_Load(object sender, System.EventArgs e) { if(!Page.IsPostBack) { SqlConnection conn = new SqlConnection("Data Source=BLEK;Initial Catalog=Estate; User ID=@@@; Password=@@@@@"); SqlD...more >>

Hi, I'm a little new to C#, so bear with me. I have a text box on a form, and I want to be able to get an integer value of whats in it. In VC++ you just set the text box property to be numerals only, and then call GetDlgItemInt(); and then it's plain sailing. There must be an easy way in...more >>

If I embed a resource with filename "test_cs.xslt" in my c# project, Assembly.GetExecutingAssembly.GetManifestResourceNames works as expected. If I change the filename to "test.cs.xslt" I get 0 items. Is there a good reason for this behaviour or is it a bug? ...more >>

I am trying to use Type.GetType(name of type in string format) to get an instance Type. For example: Type t = Type.GetType("System.Data.DataTable"). I have no trouble to get a value type For example: Type t = Type.GetType("System.String"). ...more >>

Hi, I have a tab control with several pages. How can I select pages programmatically ??? I ran : .................... Mytabcontrol.tabpages[0].select () or Mytabcontrol.tabpages[0].show() .................... but no page is changed. Any idea ???? ...more >>

Hi Please tell me how can i change the back color of main menu component. Thanks in advance ...more >>

I just downloaded and install C# express and all is well. But, I don't understand the IDE. Trying to read the documents. I follow a hyperlink but can't figure out how to get back to where I came from. It is like a broswer but the back buttons don't work. The only think I know to do is kill...more >>

I'd like recommendations for which collection to use to store name/value pairs. What I'm doing is retrieving a simple name/value pair list from the database via stored procedure that returns the pairs in a specific order (and never more than 25 name/value pairs). In the application, I need to be ...more >>

MSDN> "The matching behavior of searchPattern when the extension is exactly three characters long is different from when the extension is more than three characters long. A searchPattern of exactly three characters returns files having an extension of three or more characters. A searchPattern of ...more >>

Hi! I have a problem displaying some values in a datagrid. I have an array that consists of a number of objects. Each object has 2 properties: Name and a list of web addresses. (e.g: Name: "Test", URLs: {"address1", "adress2"...}). How can I implement this using Visual Studio? I'd also l...more >>

Hi, I am trying to find a way of accessing a custom attribute defined on a field from the actual field reference as opposed to the symbolic name of the field. As that probably doesn't make sense I will show what I am trying to do: class SomeDatabaseObject : DatabaseObject { void Qu...more >>

Hi, just a small question. I've just looked at a friends code and he's done this: int rowsAffected = sql.ExecuteNonQuery("stored_procedure", cmdParams); if(rowsAffected < 1) { return false; } else {....... } of course the code broke as soon as i put SET NOCOUNT ON in the sp.. is...more >>

In writing a Windows service with .NET, I'm noticing that the process for some services can not be killed with specifically stopping the service. If you try to kill the process with, say task manager, you get an access denied message. I just wrote a test service and I can kill the process for thi...more >>

I'm looking at the O'Reilly Programming C# book and I have a question about extending and combining interfaces syntax. It just looks a bit odd to me, the two syntaxes look identical, but how does C# know which is extending and which is combining? interface IStorable{ void Read(); vo...more >>

Hi there! I'm having this problem and I'm not finding the solution for this. I have a COM (VB6), that receives in a method a variant paramater. But this parameter is treated internally as a collection. And I have a C# component that is trying to pass this paramater to VB6. What do I have to do...more >>

I am trying to return a string from a mc++ method back to an invoking C# module. In the invoking C# module I have the string defined as.... String strString;.... in mc++ the method definition is like.... int function(String *strString, String *strString1....)....etc I am unable to use th...more >>

I have a small class of data values made up of ints and bools totalling 25 bytes. Each of these 25 byte nodes is stored in another class as an ArrayList with a few more ints. Typically there are around 400 nodes stored in each of these segment classes. - which makes each segment occupy around 10...more >>

Please forgive me re-posting this question since I wasn't clear in my original post. --------> Starting an external process needs to pass it a ProcessStartInfo() object. ProcessStartInfo has a property "UseShellExecute" that can open/print a file. For example, here's a piece of code that ...more >>

Hi, Disclaimer: I apologize if this is the wrong place for this type of question, but if so, I don't know where the right place is and I'd be very grateful if someone could point me in the right direction. Question: I'm trying to use nant to compile a project which provides database access...more >>

Hi All, back in VC++ we had flexibility of reading the line defined by our own terminator... get(buf,sizeof(buf),chTerminator); Is there something similar in C#... My file is not terminated by new lines...instead they are terminated by a special character..I want to avoid doing a read byte by...more >>

Hi Everybody, I have very simple code snippet to explain my problem. Class "Swap" is construncted in "Main" with two initial variables. Later, "Swap" class is going to swap those two variables. How to implement this Swap Class? Because C# doesn't have pointer, I can't do. Please give m...more >>

I would like to embed an AVI then play it. I can right-click on my project, add an existing item (the avi file), and have it show up in my solution explorer. But how do I create an instance of it in order to pass it to the axAnimation control (which wants a path and file name)? Any help wou...more >>

Hi, I'm trying to run the following WQL using WMIC from command prompt: wmic PATH Win32_PerfFormattedData_PerfProc_Process GET = IDProcess,VirtualBytes,WorkingSet and it's returning something like: =20 ERROR =3D 0x80041010 Description =3D Invalid class Facility =3D WMI instead of t...more >>

I need to know how to detect newlines in a rtf. I am trying to replace newlines with "</P><P>" i have already tried replacing "/n/r" and "/n" and System.Environment.Newline and none of them are working. ...more >>

Hello group Maybe this is not the right NG, but this problem seems to me to be more language related than ADO.NET. How can I write the constructor for specialization of DataRow which will take a datarow as parameter. Something like: class MyDataRow : DataRow { public MyDataRow(DataR...more >>

I have a web page that is designed to allow users to run crystal reports which are then exported into PDF formats. Currently, when the user clicks the "Submit" button there is some processing to build the PDF file and then I use a Response.Redirect("Exported\\crystal_report_name.pdf)"; comman...more >>

how can I load a XSL string (not an xsl file!!) with XslTransform ??? If I use the code: // Create a new XslTransform class and load the stylesheet XslTransform myXslTransform = new XslTransform(); myXslTransform.Load("myFile.xsl"); it run, but I need load an XSL string: XslTr...more >>

I'm trying to use the SetWallpaperOptions Win32 function in C# but I'm not quite sure how to do it. This is my section of code... _win32._tagWALLPAPEROPT opts = new _win32._tagWALLPAPEROPT(); opts.dwStyle = _win32.WPSTYLE_TILE; opts.dwSize = 0; IActive.SetWallpaper(file, 0); IActive.SetWa...more >>

I have several classes which I need serialized. Here is their class definitions: public class TopContainer { private LevelTwoType m_levelTwo; public LevelTwoType LevelTwo { get { return m_levelTwo; } } .... } public c...more >>

Hi, I'm currently writing a Web Services that interacts with a database. To allow me to use not just one database provider (for example, I could use MS Access, SQL Server or MySQL), the Web Service dynamically loads up an assembly that implements an Interface I called IDatabase. To load th...more >>

Hi. I am trying to do something that seems very simple. I want to create a class that inherits from the ListViewItem Control so that I can add a few custom properties to it. I then want to make it serializable so that I can save the ListViewItems contained in the ListView. My code snippet ...more >>

I would like to cancel a call to BeginInvoke of a delegate (i.e. kill the thread the call was made on). This would be done when a timeout occures for the waitone call to the WaitHandle object of the IAsyncResult interface returned by the BeginInvoke. I have tried using the Close method of t...more >>

I'm looking to creat a node declaration that is similar in format to: <Root xmlns="mynamespace" xmlns:o="mynamespaceo" xmlns:x="mynamespacex" xmlns:y="mynamespacey"> I can't seem to find anything in System.Xml or MSDN that shows how to add the URI declarations to a node. Any help would be g...more >>

Hi, I know that Windows comes with own icons and bitmaps for menus, toolbars, etc, which are compiled into ressource dlls. Is it possible to use these images into the own program and how do I do that? I suppose these images all have some name, which I would use to get the icon for let's say...more >>

Hi, I saw this link: http://www.remotesoft.com/salamander/protector.html and the screenshots http://www.remotesoft.com/salamander/protector/screenshots/index.html#code_protection I wonder how they did this: Our protector is not an obfuscator, rather it converts the decompilable ...more >>

Hello NG- I'm new to indepth programming and developing of C# and databases. I want to make full use of ADO.NET with ASP.NET and C#. So my question is this; Will I be able to use the technologies I just mentioned if I were to use a MySQL databases versus a SQL 2000 database? I am asking thi...more >>

hi, i must skip throug all of my contacts in AD and check if targetAddress = entry in the array of ProxyAddress. DirectorySearcher.FindAll() methode returns just 1000 elemets, but i have much more contacts to loop throug in AD. how can i get all of the contacts? i tried to set the sizel...more >>

I'm trying to enable a menuitem in the parent form from a mdichild. Rather than making the menuitems public, I'd go for a public method in the parent form to do the change, but when I call the method from the mdichild, I get this error: C:\MyProjects\Visual Studio Projects\Tournament\Forms\...more >>

Hi, when opening an Xml-file to I want to perform validation immediately but the following does not work : DataSet m_dsProducts = new DataSet(); m_dsProducts.ReadXmlSchema("cu.xsd"); m_dsProducts.ReadXml("cu.xml", XmlReadMode.ReadSchema); The file opens but no runtime error...more >>

Is it not possible to declare variables within a switch statement? My variables don't seem to ever be in scope to be able to assign values to them. Thanks, Mike *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Hi, Is there a way to override the shadowed (grey) backcolor of a textbox when the textbox is disabled for input (textbox.enabled = false) ? In some cases I want to have a custom backcolor when the textbox is disabled. The same question applies for a listview. When the listview is disable...more >>

How do you find a particular character in a string in C#? I have a string which may be a whole number (1, 10, 100 etc), or a number with 1 or 2 decimal places. I need to check if the string has a decimal point, and pad the string out to 2 decimal places using PadRight. But how do I check for ...more >>

Hi all. I have an ArrayList and sometimes while enumerating through, i get an exception because another thread has added to the ArrayList. To solve this problem, i lock the enumeration, passing the ArrayList instance to the lock. But i still get the same exception. Thanks for your help. Shar...more >>

I want to make a generic type: class Prunus<T, S> : BaseClass where T : TBaseClass where S : SBaseClass { public void DoSomething() { // the problem is here T t = new T(arg1, arg2, ...); } } In the code above, T(arg1, arg2, ...) is a constructor declared in TBaseC...more >>

Hi all, Where is the MSMQ use for? For example, I have a client program to control the database and how can I use MSMQ in my program? When I should use it? For example I have a method to insert new record to the database and how can I use MSMQ in this method? ...more >>

How can I write a method that is called when an object goes out of scope? I've looked all over, so far I've only found discussions of how to write methods that don't = )...more >>

I'm using interop to bring in user32.dll and gdi32.dll, and I'm finding that I appear to have some kind of memory leak in the CLR. use of GC.GetTotalMemory() shows a lot of motion, but it does not continually grow, leaving me to think that it's a problem with my interop calls. I have a tim...more >>

Hi all Is there any way to use the Condition property of a file I am deploying in a setup project to not be installed if it already exists in that location? I can't find any resource that tells me how to use the Condition property that doesn't sound like rocket science. Thanks...more >>