Imagine you have a charting library that can draw lines, bars, floating bars, bands, etc. Lines and bars need only one input. Floating bars and bands need two inputs. There are two approaches: 1) One enum with all 4 types (bars, band, etc). One chart class that accepts up to 2 arrays of value...more >>

I have a small post-build copy statement which has always worked before. But now I get a strange error for which I don't find any documentation. I get the following error when trying to execute the command mkdir C:\Source\myapp\trunk\..\output\Resources C:\WINDOWS\Microsoft.NET\Framework\v2...more >>

I'm trying to use the application settings feature in an application I'm writing but I can't seem to figure out how to get it to save and load a hashtable. Ints and strings load just fine but the hashtable is always null. Is there a way to serialize it? Thanks Simon...more >>

I have a few custom controls that expose properties of type Image. The = built in controls that have Image properties allow you to delete the = image and set it back to "None". How can I allow my own Image propeties = to be set back to None just by deleting the image name from the property = g...more >>

my application polls a database every X seconds. Some times X = 0.5 seconds (500 milli seconds) The way the code has been written, the SQL connection is opened & closed during every poll. Is this effecient? Should i be leaving the connection opened & then polling the database every 500 m...more >>

VS .NET 2003 CF In this method I cannot catch exceptions thrown by Settings constructor (for example FileNotFoundException) but only an OutOfMemory exception due to Get returning void. Why??? private void GtmForm_Load(object sender, System.EventArgs e) { try { this.i...more >>

Hello, Can you tell me how to write a multi-languages Visual C# application (English, Chinese, .. ) ? Or are there any Web-sites which teach us how to write a Microsoft Visual C# multi-language applications ? Thanks a lot. ...more >>

Hi NG wie kann ich eine PDF-Datei ohne Acrobat lesen, insbesondere Textblöcke? Vielen Dank Thomas Bock ...more >>

Hello, Can I create a Web-based application (not a Web site) with Visual C# 2005 Express ? Or I have to use Visual Web Developer 2005 Express Edition, choose ASP.NET and then choose C# ? Are there any web-sites give me step-by-step Visual C# 2005 Express Web-based application development ?...more >>

Hello Everyone, I downloaded enterprise library 2.0 , 2006 today . I followed all the instructions that were given in the documentation. I tried to follow everything that was mentioned in QuickStart samples. I made a small web application that did everything that Quick start sample was ...more >>

Hi! I have a string containing this information: Including file: Myfile.fle (C:\Program Files\Application\Source\Myfile.fle) After myfile.fle there are three spaces! Since i use the folowing: string[] splitted = unsplittedString.split(new char[]{' '}) The splitted string is outpu...more >>

Is there a way to draw a Line in GDI that will bit-wise AND or bit-wise OR the target pixel with a desired color? Same question with fill-patterns. I want to draw in Reb, Blue, & Green, and have the triple-overlapping region appear as white. I can write my own algorithm, but if GDI alr...more >>

Hi I am trying to find find the sqlserver express that is running on my computer using: DataTable dtSQLServers = SmoApplication.EnumAvailableSqlServers(false); It returns one row that holds the name "Office1" but the sqlserver is: "Office1\SQLExpress" If I try to connect to "Office1" I...more >>

I would appreciate it if anyone could help or advise on coding for comms. I am using C# and need to be able to open a comms port, send a command to a device, receive the data back and close the port. Also need to be able to set up the comms parameters Baud rate stop bits parity etc. Can a...more >>

Hi! Is there any way to abort the process of GetFiles method? I have a Method that will scan thousands of files and directories. But the user will be able to abort this process, which i fully understand. I do use a BackgroundWorker to be able to cancel to process, but since the GetFiles d...more >>

Hello all, I am reading a serial device and I get 4 separate bytes (byte[4]). Put together they form a Float type. How can I put these bytes together and get a float? Any ideas? Thanks Frank ...more >>

Is it possible to create multilingual support in a Windows form like you can do in a web page by using resource files?...more >>

I don't know how to troubleshoot this one. src is after the error. "System.Data.SqlClient.SqlException: XML parsing: line 1, character 698, illegal qualified name character\r\n at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection)\r\n at Syst...more >>

I wrote a simple class to manage a ban list I have in a SQL database. The table consists of 4 fields: ip_address, time, ban_length, ban_type. I simply add the ip address to the database with the current date and time, the length of the ban in minutes and the type of ban (0 = single ip, 1 = class...more >>

using the code below (some parts not included), I create a new excel workbook with spreadheets. I then want to delete a spreadsheet, but a reference remains open and excel stays in task manager when the code highlighted below is used. can someone help me identify what object remains open and ...more >>

Hi All, anyone know of a way to programatically get the WAN ip address of either a NIC or router ?...more >>

Flying Frog Consultancy are starting The F#.NET Journal to publish fortnightly articles about the F# programming language from Microsoft Research: http://www.ffconsultancy.com/products/fsharp_journal/?u The articles cover a wide range of topics, including an introduction to functional pro...more >>

We ordered new systems with fast hardware and great specs, but Visual Studio takes longer to build a project than on the old workstation. Msbuild is faster, csc.exe is faster, file copy is faster. But opening copying the project files straight over from one workstation to the new workstation, ...more >>

Greetings all, I have an About Box which was added to the project with Microsoft's wizard, edited a bit so it just has 2 text box in it, and works fine. I'm trying to also use it as a splash screen which I put up before, and take down after, a time-consuming initialization operation. For ...more >>

i have this in the html view: <asp:TemplateField HeaderText ="Remove?"> <ItemTemplate> <asp:CheckBox ID="removeSelect1" runat="server" /> </ItemTemplate> <HeaderTemplate> </HeaderTemplate> <HeaderStyle ForeColor="White" /> </asp:TemplateField> and this in my c# file: foreach (GridViewRow...more >>

Hi! I have an application that retrieves its settings from an Apache server XML file. The application bombs at this line for one user only: m_XMLReader = new XmlTextReader(configFileURL); Everybody else who logs into the laptop is able to use the application with no problems. Is it a per...more >>

Hi, all. I have a ListView in my GUI and I'm trying to align a collection of times equally in 4 columns. For example, if I have 16, I want to put 4 in each column. How do I do this using a ListView in C#? Thanks, ...more >>

I have a Usercontrol with a public property List<int> Links List <int> Links= new List<int>(); public List<int> LinkLabels { get { return Links; } set { Links = value; } } Now when i put it on a dialog and open the properties dialog in design mode i can click the (...) button a...more >>

Looking for somebody to help me for an hour or two (I doubt it will be that long). Basically I can't get the url encoding to work properly in my program, so I need you to write a method which will login to a SPECIFIC site (details given on contact). Then from the response I will need a few spec...more >>

Am I missing something? I have a form with a browser control and a button. The code under the button is: private void btnGo_Click(object sender, EventArgs e) { wbScrape.Navigate(@"http:// www.google.com"); } The browser just displays the message: Navigation to...more >>

Hi! On the recommendation of one of the MVP's on this group....... I tried writing parametrized queries. But the fucking thing does not work and it does not update the data in the table. I gotta do my work by concatenation right now. But what is wrong with the code anyway? Can anyone fi...more >>

Hi, I'm using the following code DataTable tables = ((OleDbConnection)oleconn).GetOleDbSchemaTable( OleDbSchemaGuid.Tables, new object[] { null, null, null, "TABLE" }); foreach (DataRow r in tables.Rows) { string tableName = r["TABLE_NAM...more >>

Hi, Can anyone point me in the right direction for an example on how to use remoting to separate my BLL and DAL onto different tiers? Is there a best-practice pattern or design model for this? Regards, Chris ...more >>

Hi, I am a c# programmer and am looking for some advice as i am about to develop a web service application and not sure what the best approach is. Basically i need a client and server component but i am not sure what is the best way to develop the client, through ASP.net or build an Active...more >>

hey all, i'm trying to build a custom handler for the 5 checkboxes i have on my web form. i noticed something i don't understand: if i say in the code-behind: protected void Check_Changed() and then go back to the designer and then to the check changed event properties for a checkbox ...more >>

Hi, New to .NET, I was wondering what was the proper way to share a variable between all the instances of a web page. I try with a static var, but it does not seem to always work. Why is that ? public partial class _Default : System.Web.UI.Page { static public string sharedvar; ...more >>

Hi, I want to create a class that sends/receives data from the serial port. There is such a class in .NET v 2.0 but what I need is a serial port with some extra features. For example I want my class to raise a certain event not only when data has been received but also upon some additional ...more >>

Hi, I'm a complete newbie to .NET and C#. In the project that I'm working on, I have a need to create a C# COM server (and for which I've referred to MSDN samples). This COM server should pass an array of VARIANTs to a VB 6.0 client. The types of the array elements are not the same, for eg ...more >>

Hi, I'm trying to find out how to collect RSOP data in C#, but I haven't been successfull yet. Below is the code I Use in VBScript: ------------------------------------------------------------------------------------------------------------------------------ Const FL_FORCE_CREATE_NAMESPAC...more >>

If GetUpperBound(n) returns a zero based dimension, should this line ArraySize = MyData.GetUpperBound(0); within the Button2_Click handler in fact be ArraySize = 1 + MyData.GetUpperBound(0); The full article is at http://support.microsoft.com/kb/309158/ and the particular line of cod...more >>

Hello, I have a byte array (byte[]) and want to search for 3 bytes next to each other containing 0x10, 0x12 and 0x16. Is there some method for that? Thanks Frank ...more >>

Just a quick question: The Visual Studio version number for VS6 is 6.0 and I can see in my Registry editor that the version number for Visual Studio 2005 is 8.0. Can I safely assume that the version number for Visual Studio 2003 is 7.0???? TIA, Johnny ...more >>