Memory usage wise is it a good idea to specify methods in utility/helper classes as instance methods rather than static methods? Rasika....more >>

I've got a control I need to release as both a regular and strong named version. The problem I'm running into is that it seems without creating a new project file and assemblyinfo.cs file I don't see a way I can compile both as a build one after the other. Are there any command line arguments ...more >>

I am looking to do a Find in Files function , I want to be able to search for Txt String in a specific folder, the folder could contain any type of file. I would be able to want to search any file other than picture or image files.. that would be of great help. Thanks VJ ...more >>

Hi, Currently, I've got all my unit tests in a separate class in the same project. Instead of this, I'm planning to move all my tests in a separate project in a single solution. For example let "TargetProject" is the main project in a solution. My plan is to have another proj...more >>

I'm trying to add simple database functionality with a Windows Forms app I'm building. FYI my development machine is running Windows XP Pro, with all the service packs installed. First I tried using the standard OLEDB connection string (ie. "Provider=Microsoft.Jet.OLEDB.4.0...") but got th...more >>

I need an array but don't know how many items will go into it upon declaration. int ArrayIndex = 0; string[] linkArray = new string[]{}; for (int i = 0; i < Links.Count; i++) { linkArray[ArrayIndex] = u.AbsoluteUri; ArrayIndex++; } The first time through the loop...more >>

Hi there, In VB we call API to get a computer name, is MachineName the replacement in C#? Thanks!...more >>

I've been trying different methods for replacing escaped strings. None work. I even have a custom Replace() method but still can't get what I need. Some of the characters I need to replace are: \r\n with nothing \" with only single quote. myString = myString.Replace(@"\"", @"""); Repl...more >>

Hi there, I would like to retrieve the computer name in C#, here is the piece of code in VB: Private Declare Function GetComputerNameAPI Lib "kernel32" Alias "GetComputerNameA" (ByVal lpBuffer As String, nSize As Long) As Long How do I translate to C#? thanks! ...more >>

Any body knows how to convert this DLL function to C# ? DWORD WINAPI importfunction(LPSTR lpBuffer, LPDWORD nSize); ...more >>

Hers's my question. I want the ability to set a property of an object I've created, from outside of the class code (ie... inside of "Main" or an application event), with an enum. Something like this: CODE IN "Main": TItem MyItem = new TItem(); MyItem.Discount = TItem.eDisount.DISC...more >>

Object-Oriented Thought Process, The (2nd Edition) (Developer's Library) http://www.amazon.com/exec/obidos/tg/detail/-/0672326116/ref=wl_it_dp/104-3642197-1495100?%5Fencoding=UTF8&coliid=I4HBKLOUR8170&v=glance&colid=2RAZ56R6CY2MT Refactoring: Improving the Design of Existing Code http://www.ama...more >>

I am getting this error when I try and read the events in the Security log. A required privilege is not held by the client! My web site is set up as Integrated Authentication and in my web.config I have the following <identity impersonate="true" /> Since I am an Admin on my box and on t...more >>

Is there an object that I can query that will return to me the different logs in the EventLog? I know by default there exist a System, Security and Application Eventl log. But, I'd like to bind all the different logs dynamically to a dropDownList control. Just not sure which object to u...more >>

Hello, Are there any tools available that would help in finding out if any gui controls are being incorrectly accessed by a thread which doesn't own the control?...more >>

Substring returns a given string from a string. Is there an equivalent way to get a substring from a StringBuilder?...more >>

I need to be able to send a null value into a Sql Server datetime field. The follolwing code is a snippet of what I am using. I am parsing a flat file from the main frame and inserting it into a Sql DB. The "departDate can be a null value in Sql Server. I cannot figure out how to assign a ...more >>

Hello, with VS2005 BETA, is it possible to use multiple languages in the same project? For instance, can i have project with certain classes implemented in VB and others with implemented built in C#? thanks ...more >>

I would like to write a designer verb for a class I have that inherits from TabControl. I figure the only way to do that without breaking the special designer stuff that works for TabControl would be to inherit from whatever Designer class is currently used for the TabControl. But I can't find ou...more >>

I think it will be the AssemblyVersionAttribute from the executable assembly, but I can't seem to find that documented anywhere... In fact, it does seem to be showing the same value as AssemblyVersion from the executable assembly, so I'm pretty sure that it at least defaults to that... but is ...more >>

I need to detect when the user double-clicks on a cell in a DataGrid in WindowsForms, but the doubleClick event doesn't seem to respond when its in the data area. (It does respond if I double click the row header.) Any suggestions? -mdb...more >>

When I try reading an <add> markup with ConfigurationSettings.AppSettings, I get an error message saying it can't fint "key" attribute. I get this problem on one machine, not the other one. Does anybody have any idea? We have .net 1.1 SP1 thank you ...more >>

I'm having trouble converting the following, pls. help. Thanks in advance. sLPN = "SELECT Convert(last_project_no,'US7ASCII') FROM pa_control FOR UPDATE " Set rsLPN = db.Execute (sLPN) While not rsLPN.EOF Session("LPN")="" lpn = rsLPN(0) rsLPN.MoveNext wend ' STORE LAST_PR...more >>

NEW Post Here's my best guess at how to insert this dataset.... the code runs, but no new records are added to the sql table. I've read and split a delimited text file into a dataset. It looks fine in a datagrid (5 columns and 5,000 rows), but I've been trying, without success, to then i...more >>

Hi I am using System.Convert.ToDateTime to convert a date from a DB to datetime type. The only trouble is it works one way on my local computer and another way on our production server. Being located in Canada I get: 4/13/2005 for April 13 2005 Our production server also located in Canada...more >>

Apologies if this is a known issue, but I couldn't seem to turn it up with google or on Technet. I am using Visual C# 2005 Express, Beta 2. I am learning C# and have come to the point in the book I am reading, which covers form inheritance. Granted, the book is for Visual Studio 2003, but it...more >>

My app has a notify icon in the systray. I want the left mouse click to initiate a menu, and a right-mouse click to do something else. Normally, for a button, I would listen to MouseDown and if I need to display the menu, I would contextMenu.Show(buttonCtrl, new Point(0)). But I can't do ...more >>

I am converting a vb code to c#. I already converted most of the code except for: lpn = rsLPN(0) How do you convert the above code. It's probably easy but I cant figure it out. The entire code follows: sLPN = "SELECT Convert(last_project_no,'US7ASCII') FROM pa_control FOR UPDATE " ...more >>

Hi to all, I have a datagrid filled with string values, and when i click in a header column the datagrid is alphanumerical sorted , but i need sort some columns by numeric way... The datasource of this Datagrid is a DataView, that is a View of a DataTable (using the property of the data...more >>

Does anybody know how to change a multi line textbox or a richTextBox to sort of a smart sql editor (Colors reserved words..etc)? Is there an open source component somewhere that can be used? Thanks,...more >>

Hello, I created a form and excpected to see in a windows designer generated code something like this: this.Load += new System.EventHandler(this.Form1_Load); as I saw in other projects. But I don't see it and I need it in order to do things while the form loading. How can I add it and where...more >>

I would like to have a compiler directive to switch on or off some code in several different places. Is it possible to define a compiler directive (#define BUILD_RESOURCES) somewhere and have it apply to all forms and classes? I tried putting it at the top of global.asax, but that didn't ...more >>

If I do this without declaring a corresponding field, is it considered bad design? What are the advantages or disadvantages to either method? Notice there is not set. public string URL { get { return "www.somewhere.com/test.aspx"; } } vs. a more common approach: ...more >>

Hi There I have a datagrid whose main purpose in life is to provide a nice way for users to make a single choice from a list. The grid is read only, single row select and has its data source as an ArrayList. I came up against the issue of selecting a cell and getting the whole row to highl...more >>

Hello, I need to place those controls in the form in the order that I am writing: 1)ListView (aligned dock to "Fill") 2)Spliter aligned to left(dock=left). 3)TreeView aligned to left(dock=left). How can I do it? (I tried to add them first without docking in the order 1),2),3) but after...more >>

I'm reading about attribute classes and specifically, named versus positional parameters. Was this implimented instead of multiple constructors for flexibility or is there another reason I'm missing? -Ben...more >>

i have a c# class library that is being compiled with the "Register for COM Interop" flag set to "True." it compiles just fine. however, when i go into the Component Services administrative tool and attempt to add the .dll to an application, i get the following message: "One or more files do n...more >>

Hi, I want to display all windows applications(not proceses) like in task manager. I haven't found any example of this either using WMI or System.Diagnostics. How can it be done in c#? Thanks. ...more >>

The problem is like this: I have a class C1 which has a private field "private Graph graph;" accesed by a property(C1.Graph). The class Graph is serializable but when i pass to a method that serializes a Graph object C1.Graph it gives an error saying that C1 isn't serializable. The project...more >>

I have an app that I want to keep open (and hidden with an icon in the taskbar) when the user presses the 'X' close window button. So I capture the Closing event on the form and check a bool variable, which if set, sets e.Cancel on the ClosingEventArgs and sets the Form.Visible=false and the ...more >>

I am setting NoDelay on Socket using SetSocketOption method so that I dont get merged packets and reves coalescing.But after some packets the receving side gets merged data for 2- 3 packets. I have TCPip socket. sock.SetSocketOPtion(SocketOptionLevel.Tcp, SocketOptionName.NoDelay, 1) But ...more >>

Hello All, I'm using VS2003.NET Framework 1.1 with Microsoft Application Center Test. I am doing stress testing on a webservice. The method of the webservice has the following code. [WebMethod(MessageName="Connect", Description="Connects to the session.")] public Guid Connect() { ...more >>

Hello! I need help in making my datagrid sortable by clicking a column header. In the datagrid's property builder, Allow Sorting is checked. I am using a Bound column and it's Sort Expression is set to the same value as the Data Field value. But I dont know how to implement: private voi...more >>

I am trying to copy a file with a css extension using the following code if (!DoesDirectoryExists(sLocation)) { //Create the directory Directory.CreateDirectory(sLocation); } FileInfo test = new FileInfo(sFile); test.CopyTo(sLocation, true); The location is c:\test.c...more >>

Hi, I try to get some input from a web form using the POST method, but somehow with my code the variables are never empty. My form: <form class="specs" method="post" name="Form" action="WebForm1.aspx"> <div>Login: <input class="login" type="text" name="Login"></div> <div>Password: <inp...more >>

Strange one happening with VS 2003. If I put a numericupdown on a form and then type the following: string myString = this.numericUpDown1.Text; then after the "." the intellisense pops up - but it _doesn't_ have Text - the closest it has in the list is TextAlign. However, if I choose that an...more >>

Hello, I want to monitor a remote server from my machine. I wanted a know whether to implement out own WBEM is good solution or to use Microsoft's implemented version WMI(System.Management) is useful. What ar pro's cand con's of both. Regards, ...more >>

Hello, I have to monitor a remote server for functions such as CPU Utilization etc. I am using System.Management namespace for the same. But when I try to execute the following code, it gives System.UnauthorizedAccessException though the user which I have provided is a valid do...more >>

Hi, all! I've just downloaded and installed Visual C# Express 2005 Beta 2. I can't find "Add Inherited Form" menu which existed in Beta 1. Is it gone now or is it just only my problem? Thanks. Sam ...more >>

Is there anything in the framework which will help translate accented characters in strings to their standard counterparts? eg. "Gráda" to "Grada" ...more >>

How to get a list of items from listBox into array ? Hrcko...more >>

Hi, I need help with "An object reference is required for the nonstatic field, method, or property 'dataReader.Class1.data'" Before I put folowing variable in class level, it works fine. ------------------ string[] data; string valTicker = ""; string valPeriod = ""; --------------------- b...more >>

assuming I have template HTML file which contains property names to evaluate at run time <HTML> <BODY><%PropertyName1%> <DIV ID="<%PropertyName2%>"> </HTML> How do I find all matches for <%...%> ,i dont know which pattern to use. string pattern=""; string input="....."; Re...more >>

Hi, I'm sorry if this question comes inapropriate but hope you can help me answer the following: What is the difference between C++ and C#. Can I use C++ code within the C# code. I've heard postive things about Framework which should be similar to MDSN - or what is it better/worse? Pl...more >>

I am not able to attach files using mailto: command I am using mailto: something@something.com?Subject=test&attach=c:\test.txt i have tried all variations of path c:\\test.txt 'c:\test.txt' "c:\test.txt" ...more >>

I want to create a method similar to Console.WriteLine where I can pass in an unlimited parameter list. I know how to do this in C++ but have no clue in C#. Thanks for any help, Joe ...more >>

Hi, I need to send HTML messages and embedded properties which set by the user I would like to use fowler's Template View pattern,does any one implemented it? Thanks in advance. ...more >>

Dear all, I use 3-d party assembly in my project. This assembly is not signed. Now I added to my project a AssemblyKeyFileAttributefor my assebly.As the result of that, I get a error: error BC30145: Unable to emit assembly: Referenced assembly 'Interop.XXXX' does not have a strong name I...more >>

Hi I've created an installation package for my Service application. This is my first attempt at an install package. In the simplest install package, the files are being created in the target directory ok. InstallUtil.exe is one of these files. I've now tried to add a custom action (I've tried...more >>

How to remove a selected item from listBox? Hrcko...more >>

I need to setup WebService so it can read/write folder e.g. SharedFolder When i setup sharing permissions & security for ASPNET user, it's not enogh. When i setup for Everyone (local or domain) WebService works fine. what do i need to do? what is the right way to set it up? is webservic...more >>

Hi Do you know a good way for operating on excel files from c# application? I made one lately but unfortunatly it appears that it only works with Office 2003 and I would like it to work with every office. Is there a way to make one code work with all version of office? samos ...more >>

Hello All, I am having problem to get the executable name while accessing a method, Is there anyway we can get that name in C#. thanks in before. -- Thank you Srinivas L.Kollipara Strata Solutions, 1400 BattleGround Ave, Greensboro NC 27408 Ph: (336) 691-1190 Ext. 118 ...more >>

Hi I am developing a small application,in that application i have small doubt,that is can we identify file name while at the time of creating a file. If possible please let me know,Otherwise,how can we know the size of file if we give file path? Please give me solution. Thanks in advan...more >>