Hello Group, I am using the RASAPI to dial-to the internet using a GPRS modem using C#. Is it possible before dialling to retreive information about the COM port that the modem is connected for the RAS entry in the phone book. What I mean is I have two entires, Entry A and Entry B using d...more >>

I am recursing through ALL folders and sub-folders below a certain level = to list all the files of a certain type in those folders. I use two = ArrayLists, alFiles and alFolders, to track matching files and my = progress in the recursion. I use a while loop to manage the folder-subfolder dri...more >>

Hello. What is the optimal way to manualy import/export data from/to XML file to/form my DataSet? What I wnat: 1. To add some data (records) from XML file to may dataset. 2.. To add some data (records) from dataset to may XML file. For example: Table structure: ID int Primary Key Fi...more >>

Hi all, I'm looking to put data into a RichTextBox and have the latest data been seen (the user doesn't want to have to use the scrollbar or to have focus on the window to see the data). This happens as long as the Window with the box has focus but as soon as another window has focus the scrol...more >>

I've got a dot matrix printer that I need to print a line at a time to. This is being used for an audit log on an application and every event that occurs needs to print out right as it occurs. I've previously had this working well in a serial communication method where I talk directly to ...more >>

Hi Folks! :O) I need to stick a BOOL value into the System.Windows.Forms.Message.Result member. (TRUE for instance..) How can I get this done ? I'd like to know the best way to do so for VB and for C#.. because something it's different. <g> -- Best Regards Yanick Lefebvre ...more >>

Hi, I was just reading about nullable types and I like that feature very much. What dissapointed me is that nullable string is not supported. Imagine a field (of type sting) in a database which is not assigned. I agree with nullable only for value types but in my eyes string is kind of a ...more >>

hi! I have the following problem. I need to read data from a TXT file our company receives. I would use StreamReader, and process it line by line using ReadLine, however, the following problem occurs. The file contains characters with ASCII codes above 128. But the file is still text (noth...more >>

Hi Can anyone tell me why I get a SQL syntax error with the following code? string strInsert = "INSERT INTO dateEntry (entry, date) VALUES ('test3', '17/08/2004')"; OleDbCommand cmd = new OleDbCommand(strInsert, oleDbConnection1); try { oleDbConnection1.Open(); cmd.ExecuteNon...more >>

Is there anyway to put spaces in enum values in c#? In VB5 and VB6 you could say [Red Car] But that throws an error in c#...more >>

Hi, a strange behaviour when working with exceptions : when I divide and integer by 0 will an exception be thrown. OK but, when I divide a double by 0 is no exception thrown ??? How come ? Try it out. try { int i=1, j=0; int result = i / j; // double i=1.0, j=0; ...more >>

If I have a series of classes let's say B, C, and D that all derive from class A and each of these classes can convert from/to each other. C knows how to convert from D and B into a C and likewise for the others. Now, I am given an object that is one of the above types but I am given it as...more >>

Hi, I am running an insert statement into an access database, but i don't want to add information to every column in my table... when i run my insertcommand the following exception is thrown... "Number of query values and Destination fields are not the same"... How do i stop it from carin...more >>

Hello all, hopefully someone can help me. I have got a service which I want to deploy. I added an installer project to my solution and did everything as stated in some kb articles (eg adding the .exe and on and on.). Everything is deployed to the folders but the service itself is not insta...more >>

I wish to replace all the occurrances of " with &quot; within a string. I have tried using myString.Replace("\"", "&quot;"), but this does not work Any suggestions will be greatly appreciated Thanks ...more >>

I'm having a slight design/modeling problem and hopefully someone can provide me with some good advice or hints. The problem is that I have a sensor that captures the time period of an object passing. The software has a communication layer capable of correctly filtering frames (just like a ...more >>

I have an object that has a fairly complex construction sequence, so I have written a dedicated "factory" class that invokes the constructor of my object class (which does nothing but instantiate the object and set default blank/null values), and then does all the Db access and number crunchi...more >>

Dear All, I used csharp web form to develop my company web application, and my question is how shuld I do if I want to focus on my textbox(ex. like Java Script form.txtID.focus()). Thanks !! Sincerely yous, Paul ...more >>

Dear NG, I am just learning object orientated programing in general and C# in particular. My first real project is an inventory application using a SQL database. I have an item master editor working fine now and it is time to write some paper reports from data stored in SQL. I decided to ...more >>

Threads and ThreadPool's If I use a ThreadPool how can I tell when a thead in the threadpool has exited? I don't want to set a global member variable I would much rather be able to act on an event Also (failing this ThreadPool issue) is it possible to create an array of Worker Threads, can...more >>

I have a form (frmHelp) with a helpProvider on it. I have set the keyword for the text box on this form as dynamic (frmHelp.textBox1.HelpKeyword). I created a inherited form from frmHelp called frmInherited. When I try to open this new form in design mode, I get the following error: An error...more >>

I am trying to fill a datalist with table names from an Oracle database. The program works fine using the following code: private void GetTables() { // open a database connection string con = connectLabel.Text; cn = new System.Data.OleDb.OleDbConnection(con); cn.Open(); ...more >>

my database has separate field for date and time so we can capture employees' time in and out . In Sql, date can be present in smalldatetime format, which contains only time hh:mm:ss AM/PM. How can I create datetime format in C# like that in order to update database? Thanks in advance ...more >>

I built the C# example of Scribble and played around with it for a while. I have found these following problems with the program: 1. It starts horribly slowly. I understand MSIL code must be JIT-compiled before they can be run but Scribble is such a simple program and it should not take nearly...more >>

Hi, How to cache a generic method (not a webmethod) within a class? Thanks a lot! Jane...more >>

Hi, I have developed my application using VS.NET and used project properties to both IE and Netscape. I am testing my application on IE and Netscape. The pages appear perfect on IE but totally messed up on Netscape. can anyone please suggest me how to solve this problem? Thanks, Stephen ...more >>

I would like to add the Serializable attribute to an object at runtime. I want to send a System.Web.Mail.MailMessage over the line using Remoting, but MailMessage is not serializable. Thanks in advance, Rob...more >>

We created a unicode file using java application=2E It uses= methods like writeUTF(), writeInt() of java=2Eio=2EDataOutputStream= class to write the content of the file=2E We are able to read data= using java=2Eio=2EDataInputStream=2EreadUTF() method=2E It's working= well in java environmen...more >>

Hi, I want to write a windows services. But this service captures the specific asp.net web page Request. Actually I want to capture Session of the page and last request time of this web application. Windows service continously control request time. How can I handle IIS thread for a specific web ...more >>

I have 2 datalists on a web form. I want to fill one with the names of the tables and the other with the fields in the tables of an Oracle database. Does anyone know the code to make this happen? Thanks, Dave...more >>

Hey all, Just a query, How does WUS (Windows Update Service) work? How does it identify what patches to install, and what are not valid patches for OS/Software Installed?? I know this isn't the proper place for this one, but i'm just checking Thanks -- /Jonny...more >>

Hi, i have a question. I want to create my own components in C#. But i want to create non visual components like datasets,data adapters etc. How can i do that? From which class i must inherit my component?...more >>

so one of my favorite features of the J2SE is the JListBox implementation of the list box in that is allows a CellRenderer component. so how exactly would i accomplish this in c#? i was thinking of basically rewriting the JListBox in c#. is there an easier way, possibly something involving ...more >>

hi there, I have a panel control which contain more than 10 label controls. these label controls are added dynamically by user. In this application user can slit a control into not less than 10 different shares. (don't worry about this. If a user select a control to split...more >>

hi there, i have few labels in a panel control. Each label reprasents some percentage value. Say lbl1.text=12% ,lbl2.text=45%,lbl3.text=78% something like this. i am getting this percentage value dynamically. My question i need to highlite or make it blink when it got 100%. and i need ...more >>

if i want to load the txt from the network share like \\comp\share\a.txt so what can i do? Thank you...more >>

hi there, we need a converter to convert vb.net source project into C#. I am expecting this in next release of .NET...more >>

hi there, How can i change the back color of tabs in a tab control. thanks in advance...more >>

How to map a network in C#? Thank you...more >>

I'm sure this is an easy question/answer, but would greatly appreciate it :) I have a 20 mb project, and wanted to move several classes, especially forms, to a class library. I tried adding one of the forms (cs) to the class library as well as drag/drop from the main project to the class libr...more >>