Is there a way to directly access files on ppc from pc when connected with usb cable? Visual Studio can do this when it deploys projects ...more >>

Hello... I am new to C#. My requirement is that, I will receive over 100s of images from the network to local machine and display these images on an image viewer one by one on mouse scroll. To improve the performance, I want these images to reside on the RAM instead of the hard disk. How...more >>

Hi all this is my first post here :) I would like to know something about using javascript programaticaly The thing is i have this web site on which when i press a button i uses a function of javascript.. says exactly this in source <a href="javascript:np('1')" ... now when i am on tha...more >>

In a Web Forms application I present users with a list of items - each of which the user is to assign to a grid. The grid is N rows by 3 columns. The users enter the desired target cell for each list item by specifying two integer values - one for the row number and the other for the column n...more >>

I have an unmanaged VC++ application calls a COM object which will be implemented in C#. The VC++ call is: BOOL res; VERIFY( importFilt->Import(&res) == S_OK ); My C# method is: public int Import() { // TODO: Add ValidatorImport.Import implementation return iVal; } ...more >>

Hello, i have some questions. 1) How can I check, if disk C: is NTFS? And how can i get some others information about C: like free space or size. 2) How can I get, in which groups (Administrators, Power User ...) is current logged user? Thanks a lot Lubos ...more >>

We are working on our first large .NET C# program. We create programs that run analytical instruments for chemists. Many programs contain complex algorithms which represent very significant investments in research. We were surprised by how a program like Reflector.exe can disassembler th...more >>

Hello group I have a winforms client application. The customer now wants to have access to information that is on a web page via https. We have all the necessary account and password, but the problem is when we need to confirm some data, the user have to leave his application go to the w...more >>

I apologize for asking what is probably a real silly question but I am not a C# programmer. I work in VB but a lot of code examples are in C# and I am trying to translate some code and I don;t understand what this syntax means: //---------------------------------------------------------------...more >>

Hi I am using DES algorithm. I am getting an error message in a few cases of the querystring Error Message : Length of the data to decrypt is invalid. Error Method : System.String Decrypting(System.String) Error Line: strDecrpt = sr.ReadToEnd(); QueryString Data: ---------------...more >>

I've been using C# for a few weeks now and I'm still working on some of the intricacies and form. My goal is to write a simple C# app that will generate a list of files and stream them to a port on my computer. I populate a string array (mp3String) with a couple of mp3 files (a.mp3 and b.mp3) ...more >>

I am building a C# interface to a 3rd party win32 dll. The win32 function has the following definition: extern "C" int __declspec(dllimport) _stdcall w32func(unsigned char id, char *pname); Now in my C# class how do I declare the function. So far from the documentation, I have come up wi...more >>

Hi All, It might be because its the end of a long week, but I can't figure out the correct way to write a regular expression to find all matches except a specified string. For example, take the following 3 lines: This is OK This is Not OK Again This is OK I want to find the fir...more >>

Does anyone know how to implement a class that can forward a port to another pc? It should for example when a http request on a port arrives on the pc where the program is running forward the request to another that runs a webservers and send the answer back. ...more >>

Does anyone know of a good chrating tool add-in for .NET. We are a Visual Studio 2002 c# shop writing custom applications/web parts in Sharepoint. Thanks ...more >>

I am doing some memory profiling work and I am trying to figure out the minimum size of an object. The object has a bunch of variables that are other objects (hashtables, array lists, and whatnot). How can I measure the size of such an object? C# provides a sizeof operator, but only for v...more >>

Hi, I am using c# as my code for ASP.Net and getting some annoying behaviour I am creating custom handlers for events in the InitializeComponent section of a user control but when I redesign the form they are getting deleted and replaced by the Handlers for all of the controls in the form....more >>

Hi friends, I want to read all charecters of pdf file using char array. Thanks, Alex. ...more >>

Hi, I have an application in C++ that runs on different client computers. I need to develop an application in C# on the server that sends parameters to the client application (in C++). What is the best solution to make the application in C# communicate with the application in C++ ? I also n...more >>

ToolStripProgressBar control does have a Style property. When set to a value "Marque" in the designer, the progress bar starts to show mooving around bar. But in the run time it doesn't show anything ... How to start showing Marque in the run time? ...more >>

Any one played around with snippets should be able to help me :) I need to Add a custom code Snippet and need the value of the variable ProcedureName to be set to the name of the class. I know I am being lazy :) public ovevride void Lock(string str1, string str2){ //set value of procedu...more >>

hi, iam handling 2 projects in which i have to communicate hardware components(Receivers) using RS 232, RS 422, USB. i installed .NET 2003 in my system. but this is not supporting serial interface. icame to know that 2005 version is implementing but i want to confirm whether USB and serial ...more >>

I've built a remoting solution with a client and a server. I want to start the server, and then run the client against it. Since I can only make one project in a solution be the "Set As Startup Project" how can I start the server, and then start the client, both in debug mode? ...more >>

How to get a list of names from database into string array? variable name should be string array... This is the code I use... public string GetFunctionName(Guid UserID) { sSelect = ""; string name=""; if (db!=null) { if (nGroupID.Length !=0) { for ( int iIndex = ...more >>

Yesterday afternoon I was getting the following errors in a windows service: 'DatabaseManager.DataComponent', 'Error', '3 Errors: Line: 0 - Metadata file 'ScriptingMethods.dll' could not be found Line: 0 - Metadata file 'RemoteLoader.dll' could not be found Line: 0 - Metadata file 'wwScripting...more >>

I have a service that needs to send e-mail alerts. I have been attempting to use the System.Net.Mail function from .NET but this seems to require the IIS be installed and running. Since some of my customers are not really happy with having the IIS installed, not being used except to send e-m...more >>

I have installed .Net framework 1.1 on my box and when I apply .Net framework 1.1 SP1 to it ,it says that to run this application you need to have .net framework 2.0 !!!!!! I can not underestand this???!!Why do I need Framework 2.0 to apply Sp1 to version 1.1???? Where Can I get the .Net fr...more >>

I attended a Microsoft seminar yesterday on Click Once technology. The presenter urged us to restrict our smart client applications to the minimum security settings possible and gradually increase the security as needed. My question is: Why? I could understand if this was an application th...more >>

Hi, I don't maange to save the user settings in my application. I created a settings file named MySettings.settings, that contains the property "BackupFolder" (string typed), in User mode. The syntax I use in the code to save the data is : MySettings.Default["BackupFolder"] = m_TxtBac...more >>

Hi all, What mechanism to call at runtime non-.NET DLL methods is it using .net remoting? -- The Matrix Insurrection...more >>

Hi, I am trying to debug my application using the command window but i keep getting: error: 'blah' does not exist. I am trying to debug some concatination by doing ?Request.FilePath.LastIndexOf("/") All i get is : error: 'Request.FilePath.LastIndexOf' does not exist Can anyone tel...more >>

Hi, I'm asking for help of somebody. I started training in C# Builder and web services and i have a lot of problems with using SQL database. Until now I am using C++ and interbase and work with queries with no problems, but now when i want make some database on web server and chang...more >>

This code: private void GetPlans(){ dt = dt.Clone(); //New object? cn.Open(); SqlDataReader drd = cmdGetPlans.ExecuteReader(); if (drd.HasRows){ while (drd.Read()){ dt.Rows.Add(new Object[] {drd["JobID"].ToString(),//where the problem happens drd["CustName"].ToString()}); } } cn.Close...more >>

Hi all, This is more of a design question. I'm building an n-tier application, and the question revolves around the buisness layer telling the application that a value is not appropriate for whatever reason. What is the recommended way of doing this? Thrown an exception of a property is ...more >>

I'm having a problem that occurs at random in my app. I get an exception "Cannot Access a disposed object" In MSCorLib when calling boolean Change (int32, int32) Stack trace reveals System.Threading.Timer.Change(Int32, int32) at Systems.Timers.UpdateTimer() at System.Timers.Timer.set_Interv...more >>

I am currently working on a windows app in C# that when given a computer's name needs to check local security policies on that computer across the server. Some of the policies I would like to check are the auditing policies, such as "Audit Logon Events" and "Audit Policy Change," etc, I wou...more >>

I have created an control with my page content. How do I address a table with a runat=server property in the content control from another page hosting the control? In the junk code below I need to change the InnerHtml of the content table1. <main page> <header control /> <left navigation co...more >>

Hi, I'm desperatly trying to convert a string wich I have in Shift-JIS (@", ,=C8,=BD,=CC=89p=8C=EA,=CC=83=8C=83x=83=8B") to UTF8 but I just can't get it to work. One would thing this would be trivial and well documented somewhere (perhaps it is and I'm not getting/finding it) but however much...more >>

Hi, When i run testapp.exe the testapp.exe.config file i have in the DEBUG directory gets deleted, and the TraceSwitch in my code never gets set. testapp.exe.config ____________________ <?xml version="1.0" encoding="utf-8"?> <configuration> <system.diagnostics> <switches> ...more >>

I've been working with c# for some time now and I've just seen a syntax I don't recognise in a system I am looking at. What does this do? bool MyVariable &= Method(); By the way, Method() reurns a bool *** Sent via Developersdex http://www.developersdex.com ***...more >>

I am trying to parse a string that is similar in form to an OLEDB = connection string using regular expressions; in principle it is working, = but certain character combinations in the string being parsed can = completely wreck it. The string I am trying to parse is as follows: commandText=...more >>

Hello. My C# based assembly is loaded into a commercial MFC based application as a 'plug-in' of sorts. The host app exposes limited API functionality, and one of the APIs it provides is a static exported unmanaged C++ function that returns a pointer to its CWinApp object. From my assembly,...more >>

My update code seems to execute without error but doesnt write the data back to my database, am I leaving someting out? Do I need to tell the DataAdapter to update the database somewhere? private void btnUpdateSeminar_Click(object sender, System.EventArgs e) { string strConnectionString...more >>

Hi, In VB, we have windows control item "MainMenu", do we have this item in the ASP.Net C# web form? Or how could we make it? By the way, how about the ASP.Net 2005? Thanks for help. Jason ...more >>

hi all, Thx to any one that can offer me help, it will be much appreciated. iv got a multithreaded program and need to use thread synchronization. The synchronization does not have to work across multiple processes just the one. I was wondering if any one new which one used the least...more >>

I know this is not the ADO.NET group, and I made a different post there. But Im posting this URL as an example of how truly flexible the C# language is. Many developers do not realize how extensible of language it is. The article is based on SQL retrieval, but the concepts apply to anything in...more >>

I have a collection of data, that i'm looping thru and reading and populating a file. Can i make that collection into a dataset so i can then create a dataview, or dataTable to then sort, etc, thru it. ...more >>

Hi, I am writing a gui application in c# and when i want to change the main form property at run time in the code i use this.image or this.backcolor and so.. when i want to change the controls on the form i use the control name like this: label1.color=... when i am wrting form1.image i get com...more >>

I create one activeX by using C++ dot Net. Then I using it on a from of C# project, I insert and have it a name (m_ctrlGraph) When I use its property, such as: m_ctrlGraph.FrameStyle = 2 It always has an error like this: " Cannot implicitly convert type 'int' to 'NTGRAPHLib.FrameStyle " ...more >>

Hello, i have some questions. 1) How can I check, if disk C: is NTFS? And how can i get some others information about C: like free space or size. 2) How can I get, in which groups (Administrators, Power User ...) is current logged user? Thanks a lot Lubos ...more >>

I read and write to a config file which is the data store for this Windows Application written in C# using VS.NET 2003 in Windows XP. Now I want to trigger the program to read the config whenever I change it. I use a FileSystemWatcher with the path set to System.IO.Directory.GetCurrentDirec...more >>

Hi, I read something about using clipboard but it seems to be working only under normal Windows, not Windows for Pecket PC. I'm trying to get a string saved in clipboard and save any else string there. How to do this? Thanks. ...more >>

Hello, I was wondering if there is a package out there, that allows to convert a date into an int-Timestamp (accuracy needed: 1 sec) and maybe provides some basis time calculations. Background for that is, that I want to save the data into an Hash with an int-timestamp as key. Thanks!...more >>