Hi, When trying to remove the icon from a ListViewItem (see code below), the = icon does not always disappear. Instead, if I use another index (1, 2, = etc.) then the correct icon appears. I was thinking that maybe the value = "-1" is not correct. But what should be the value if someone does...more >>

Is there any documentation for creating a touch screen application using c#. Any information anyone has would be great The Bear. *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Considering that the BinaryWriter/BinaryReader object closes the underlaying stream upon being gc collected, is the following code correct, and if it is what is the reason preventing BinaryWriter object garbage collection after the WriteSomething method is executed? ---- using System; us...more >>

Can C# connect to a MySQL dbase? ...more >>

Hello Thank for reviewing this question. I would like to know why I am getting a syntax error. For example public class public class B : public Init(ref A B b=new B() Init(ref b); // compiler erro Init(b); // leave off both "ref" and it compiles fine if I hav...more >>

Hello. I want to know how can I use Windows Servise in my program? I know how to create Windows Servise application, but I can't use Windows Servise component which I'm adding to my existing Windows Application. How can I use or install it? What is the goal of adding Windows Service class to th...more >>

Sorry for all the posts - Im new to c# and oop and and having a tough time geting my head around some of this stuff. (I tell you Im surprised my monitor has lasted this long, Ive been tempted many times to put the keyboard through it) I have this dataset on my main form which i need exposed...more >>

Hi, I want to back up my data in some table in SQL server and import it back using Bulk Load of SQL server 2K. I can use the following code to backup the data in XML dataset.WriteXml(@"C:\Data.xml"); dataset.WriteXmlSchema(@"C:\Schema1.xml"); and following code to bulk import the same ...more >>

Using the WebBrowser control, can someone load one of my web pages and see the HTML that has been generated by document.write() javascript? For example, if I have a page that has obfuscated javascript that does a document.write(), I'm not concerned if someone can view that javascript (because ...more >>

I have an xml file that I use to set values of DataGridStyles - header text, column width etc I would also like to make the background color selected other items data driven What is the smart way to associate and apply a color string mybackground = "SandyBrown but ... objDGTS.BackColor=System...more >>

Hi, I am new to XML. I have the following C# code, which cannot make work: if (xml.getNodeText("servers:server[servers:name=3D'" + = this.cboServers.Text + = "']/servers:forums/servers:forum[servers:name=3D['" + forum + "']", = m_ServersDoc) =3D=3D "1") I am trying to access the...more >>

how to read a csv file with OLEDB...can anyone provide the = connectionstring?? Million thanks...more >>

Hello, First and foremost appols for what must be the n-billionth "new programmer" post you've had but if someone could see their way clear to helping me, or just recomending some reading I would be most grateful. I'm trying to come forward from the age of C++ services and COM...more >>

Hello I'm making a PDA project that uses a data base. That data base is saved in a xml file. When the application starts up, I load the xml file in memory. The application makes changes in the data base (which is in the memory of the PDA) and finally, when the program closes, it saves all data...more >>

hi all, problem: i have several controls on my form which can get focus, like buttons/combos. i have to catch keyboard events for special keys like Alt-F1 on my form, for that, i simply implemented keydown event handler on my form control, but when some other control has focus, all keypress ev...more >>

looking for a comprehensive version of most common API functions used in ..Net, sample below: =============================================================== using System; using System.Runtime.InteropServices; namespace ApiWrapper { /// <summary> /// Summary description for Win32API. ...more >>

Hi, Anyone there who can give me a jump start for retrieving the groups a user belongs to??? Since now i tried this but keeps on giving an error on line (listBox1.Items.Add("Groups to which {0} belongs:"+ oUser.Name); The oUser object is returning an error " AdsObject <error: an exception of ...more >>

Hi, I've a situation where my application has to manage usernames and passwords, and after a certain amount of idle time, the application will log the current user out, (assuming they've left without logging out manually) and prompt for a new log in. Is there any way to do this, without hav...more >>

How can I call a method in a child Form from within the parent MDI form? The child form has a Save method but I'd also like to give the user the opportunity to "save" from the MDI form also. They'd both run the same method; the only difference is that one calls it from within the class that draw...more >>

I want write in two different lines in a multiline textBox. I'm doing this: txt.Text = @"Hellow\nBye"; but it doesn't work. How can I do it? Thank you ...more >>

Hello. Can I execute function in my code from other exe file (exe file is writen by me)? I also want pass some parameters to the function. How can I do this? ...more >>

Hi, I have a C# function being called from an XML file I have hit a problem access a COM component I use CreateObject to create the object but I can't access its functions object tchart = CreateObject("TeeChart.TChart"); tchart.Export(); If I swap to using VB.Net I can do this fine bu...more >>

Hi, I've got a digital IO card that has a dll and a lib file to use with C++. How Can I use this in C#? thanx -- Using Opera's revolutionary e-mail client: http://www.opera.com/m2/...more >>

Hi, I have word document and i want to replace a specific text with a bookmark using code. Example: in the document i have the text [ClientName] and i want to replace this to a bookmark called ClientName. Thanks, Adam. ...more >>

I've got a class in which I want to implement a property that operates like an indexer, for the various colors associated with the class. For instance, I want to be able to do 'set' operations like MyClass.MyColors["Background"] = Color.Green or, a 'get', such as Color forecolor = MyClass.MyCo...more >>

What is the deal with NameObjectCollectionBase? It allows duplication keys to be added to the hashtable using System; using System.Collections; using System.Collections.Specialized; namespace ns { /// <summary> /// Summary description for HashListNO. /// </summary> public class Ha...more >>

I created a typed dataset comtaining 6 tables. I have added a new column to one of those tables but when I re-generate the dataset I get errors in my code. It seems as though the dataset loses its type. One of the functions finds a row according to an ID column, which goes like this; Datase...more >>

I am saving and restoring value types such as Int32, DateTime and Boolean in strings. I was wondering if there is a mechanism build into .NET for serializing and deserializing these to string format. I can, of course, serialize a class to a file, either binary or XML, but this is not what I am l...more >>

Hi there! Hope anybody can help. I want to at least read (maybe write) the extended file properties of office documents like winword, excel, .... I've tried two ways till now, one by opening the responding application (this method was to slow for my needs). The other way was using the dso...more >>

Elo, how to put my own form as object on a web page. (you know, as activex, 4example simple game) how to write form. how to write index.htm. Please help, on private if you please dariuszbz-----nothik----@wp.pl Reag @ big tnx debe ...more >>

Hi, I'm having a mind block...how do i do this? I have an Event that I want to raise called Event1(object sender, MyEventArgs e) I want to raise it in another event where the parameters (EventArgs) are different. How do I do this? So here is what i have: private void KeyPressed (obj...more >>

I am working on a project where I want to send at file from a Win CE device to a receiving PC using the HTTP protocol. For testing purpose I made a simple test app on my PC (code below). The problem is that only the first 8760 bytes of the file is transfered. I have tried several times and t...more >>

Hi, how do I get the line number the cursor(the one blinking) is at in a multiline textbox? Thanks...more >>

I don't know if it's possible some kind of "move" function to move bytes from a source to a destination automatically. Thanks Carmen ...more >>

hi all, i want to use "Windows Picture Viewer and Fax Viewer" in my c# app to manipulate images, picture viewer is found as a DLL (shimgvw.dll) in System32 folder of WinXP. can some one tell me how can i use it in my C# app? TIA - sci ...more >>

Hi, I have a treeview control that is updated every 30 seconds. The treeview nodes are cleared and new nodes (same number of nodes and hierarchy) are added to the treeview. Now I need to save the state of the expanded treeview so that I can apply the same expanded state to the updated treevi...more >>

currently, foreach takes a IEnumerable as parameter, so we can do: foreach (int i in array){} what about an additional form of foreach that takes an IEnumerator as parameter, so we can do: foreach (int i in array.SkipIterator(2)) // get every 2nd item or foreach (int i in array.Range...more >>

I need to determine when multiple fonts are selected in a richtextbox. A font is indicated by \fcharset(N) where (N) is a number. (To the best of my knowledge) I can use this statement int Matches = 0; for(Match m = Regex.Match(rtfTextEdit.SelectedRtf, @"\\fcharset\d"); m.Success; m = m.Ne...more >>

There is a game that has it's interface built on XML and Lau scripting. What we are wondering is if we can us C# with xml/lau. I know xml isn't a problem, but I have never heard of Lau until this game announced their UI customization. Our goal is to start extracting game information such as unit ...more >>

hi How do i serialize and deseriale data to and from datasets. Do i have to use XmlSerializer? thanx ...more >>

Hi There, I've got a server that is waiting for requests, these request correspond to calls to objects that are specified in assemblies stored in the GAC. To do this, I use reflection to call the methods. Now, when I'm trying to optimize the code, I noticed that the assemblies that ar...more >>

Hi guys!, I´m tring to install my own component in the Visual Studio .Net ToolBox, I have tried with this code: // Create a EnvDTE object. System.Type t = System.Type.GetTypeFromProgID("VisualStudio.DTE.7.1"); object obj = System.Activator.CreateInstance(t, true); EnvDTE.DTE env = (EnvDT...more >>

In my ASP HTML code I have: <SCRIPT language=JavaScript> <!-- function DispTitle() { document.title = "New Title"; ... document.getElememtByID("par1").innerHTML = "New Text of the Paragraph"; } //--> </SCRIPT> How to acomplish the same effects ins...more >>

using System; using System.Runtime.Serialization; using System.IO; using System.Runtime.Serialization.Formatters.Binary; namespace MySerialize { /// <summary> /// Summary description for MySerialize. /// </summary> [Serializable] public class MySerialize: ISerializable { string name ...more >>

Just wondering if there was an easy way to drop a .NET Windows Form on a webpage in the same way that you can with an ActiveX object? The proviso is that we don't want to have to use an ASP because we don't want our users to have to install Inetpub. Cheers, Ben ...more >>

I'm trying to come up with a function that returns boolean to check to see if the combination of username and password can actually retrieve groups from active directory in a smart way. The signature looks like this. public static bool CanAccountGetADList(string Domain, string Account, string ...more >>

Hi, I have created a control which draws a title bar and provides a drop down menu for a Smart Device Application. It seemed to work fine until I came to add an event handler to act on Paint messages in the form which has drawn the control. Evidently, the control is consuming all of these mess...more >>

Hello I try to pint a pdf from a .net webapplication. Therefore I use GhostScript. When I execute the following line via "start - run", the pdf is printed correctly: c:\gs\gs8.14\bin\gswin32c.exe -dNOPAUSE -dBATCH -sDEVICE=ljet4 -sOutputFile= "%printer%\\SRV01\bezvntprt02\" c:\208.pdf My...more >>

in my app, i need to fetch all the table names in a database ,which SQL statements i can use ? Thanks for any advices ! Albert Guo Jiangsu ,China PRC --------------------------------------------- ...more >>

Is anyone aware of the GDI+ region union problem especially in C# Link to site below http://www.opac.ch/bugs Thanks Michael Paul...more >>

I am using Notification Services and C# Windows application. I set the Notification Text to be logged in the Event Log. In my form i put an EventLog component. Now how to retrieve what's written in the Event Log in order to fill it in a dataset? and after retrieving it how to delete it from ...more >>

In my app,I want to bind Database names with a comboBox in order to select which database i wanto open . and I also wanto bind table names with a comboBox, So i can select which table i wanto use ! how can i code in c# ? Thanks a lot for any comments ! ----------------------------------...more >>

Hi, I am thinking to use C# in MS VS.net to support GUI and Ethernet communication. I heard that this is doable by opening a socket. Could sb share more info on this? Thanks. -Dale...more >>

I need to be able to persist a treeView to disk. I would like to save the node text, tag, image and selected image. I have done this using vb but I cant seem to translate from vb to vc#. Can ne1 point me to documentation or samples that might help??? Thanks in advance meh ...more >>

Mi ingles es peor que el de Toro Sentado, espero que en español haya alguien capaz de entenderme y orientarme Trabajo con Visual Studio 2003 y C#, he creado un control derivado de datagrid y he conseguido modificar la apariencia del datagrid, colores de columnas, fuente, estilo de cabeceras de fil...more >>

How to change the colour of my datagrid scroll bars in win forms and c# Thanks Jack...more >>

need some code for getting screenshots from the secondary monitor on dual monitor display. Here's a bit of the code for a screen from the primary monitor. Bitmap MyImage = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, g1); For the second monitor I can ...more >>

Hi I have a scenario where I've created another AppDomain to dynamically load a DLL(s) into. In this newly loaded DLL I want to call a static method on a class. The problem arise is that I have the same class/static method definition statictly linked to my EXE and when I call InvokeMember(...), ev...more >>

I need some code for getting screenshots from the secondary monitor on dual monitor display. Here's a bit of the code for a screen from the primary monitor. Bitmap MyImage = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, g1); For the second monitor I can...more >>

Hi, I create a multiple instacne class (I beleive this is callecd a = structure) with the following line of code: private Convo[] convos =3D new Convo[100]; I want to be able to itterate through the 100 instances of the class and = see which ones I have initialised. Can anyone tell me how ...more >>

hello, on my website i'm showing all the products in the database in a list, today i added some products with a program (still in dev.). All the added products are showing up in the table, but NOT on my website. Only the product that i added some days ago are showing up on the site.. It is ...more >>

Hi All, I'm using text boxes and option button on the form. text boxes are server control and options buttons are html controls with runat server property="server". When I click the button. I selects only the last radio button of that group. It loses the value that I selected. I don't know that...more >>