Hello. I need to call remote lotus' agent in my application, does anyone do something like that? I search google for the solution and i find that I can use COM to connect to Lotus, but probably I can't using lotus agent' when I'm using COM. So is there another way to solve it? Thanks for any help...more >>

This is a C# web app. The Object HTTPContext is not available in my class. I need to grab an instance of the Current context with something like: HTTPContext c = HTTPContext.Current; The problem is, HTTPContext is not available to my intellisence, even though I have System.Web above. ...more >>

Hi All, Can anyone point in the right direction on how I can connect to my own web site and download a file ? This so I can update the program or datafiles. THANK YOU. ...more >>

Are there any open source HTML renedering component with source code, that can render HTML to images in silent mode (with no visible window appearance)? I'm using VS.Net 2003. Br JB ...more >>

What are ImageCodecInfo classes? Can tehy make your images (gif, jpeg, etc.) better or why to use them? I made a (another) screen capture program and notice that captures could be better. Could ImageCodecInfo class make screen capture picture better? Thanks for any info! Cheers! ...more >>

I am looking for a way to determine in RunTime if a given object is Xml Serializable (short of trying to serialize it to xml and catching the exception). Is this possible? Since an object must have a Default Constructor to be XmlSerializable I have tried something like: Type valueTy...more >>

SimpleORB is a simple Object Request Broker for VisualWorks Smalltalk, java, C# and C++. Object Request Brokers are infrastructure software for process-to-process method calls. There exists a Wikipedia entry with a simple Helloworld application: http://en.wikipedia.org/wiki/SimpleORB. Dow...more >>

I have had a terrible 10 days period with AxWebBrowser ActiveX Control. I can't understand why there is no goog documentation and tutorials for that monster. ...more >>

I've been looking around to learn more about file uploading and this component [1] makes note of Mac and Unix support and so on. It also sells for $149 and up! What's the big deal here? Spoofygoo buy-me talk? Or are there really issues accessing the Mac or *nix file system to get a file to ...more >>

Hi, I have a simple C# in single file. I can compile by using csc. I would like to create a project/solution for that c# file. How to do that? Regards Quang ...more >>

Hi, How do I let the X Close Control Box incurr a Close Button when I click the X Close Control Box? Thanks for help. Jason ...more >>

Hi, I'm looking for a way to send SMS/MMS from my C# app. Has anybody any hints for me where to start? I was digging through the net but the information I found was kinda "foggy" to me... Regards, Martin...more >>

Can someone tell me how you determine the number of rows (or columns) are in a datagrid? Under the debugger I say the property DataGridRows (which is what I want) but it doesn't appear to be usable within code. Its protection level makes it inacccessible. -- Steve...more >>

How do I embed a dialogbox as a resource in Visual studio 2005 ? ...more >>

Hi in C#.net what is the equivalent function or anything for Redim preserve statement or can any one tell me the equivalent code for follwoing vb.net code. (db is the object for database.vb class ) If DB.Run("Select * from TestInfo") Then i = 0 While DB.Result...more >>

In VB6 I could use random access and fixed record lengths to read specific records from a test file. Eg the following code would save a LogEntry to a file at the location specified by RecordNumber. Private Type LogEntry Date As String * 20 Number As String * 20 Source As Strin...more >>

Hello, Using ConfigurationSettings.AppSettings.keys I can iterate across the default AppSettings section of the XML config file. I need to iterate across all key value pairs in other sections as well. If I use: ConfigurationSettings.GetConfig("path..") as Hashtable; it doesn't seem to ...more >>

Any easy answer what is wrong here? private List<string> BodyWords = new List<string>(); string word = "Andrew"; the following causes a compilation error: if (!BodyWords.Exists(word)) { } Thanks, ...more >>

I'd like to set certain grid properties generically. Meaning, I have a method located in an independent class, pass in the particular grid and have certain properties set. The problem is that I'm not sure how to get the grid with those set properties back to the calling class. For example: ...more >>

I need to encode some information on the server side using ASP.NET with C#; sending via HTTP to a client side application, that needs to be decoded in an MFC C++ application. I'm not sure if I can encode something using: C#: System.Security.Cryptography (to encode) and C++: wincrypt.h ...more >>

Hi, I want to check streaming media URL's (like MMS and RTSP) if these are still available and if so, the average bandwidth. Does anybody have ideas for this? Thx, Denneiku ...more >>

Hello does anybody knows the difference between String( object) to string(primitive)? Regards shayke ...more >>

Hi All, I am using the <asp: Calendar> object. In the OnDayRender event handler I am putting text into certain day boxes, and leaving others blank. The effect is that some months have no additonal text rendered, some months will have 2 weeks(rows) with no additional content and 1 week with 2 o...more >>

Hello all... Please don't ask me why, but I am currently tasked to somehow discover when the hard drive is being accessed (for reads and writes). All of the searching I have done has been fruitless. Is there some windows class/API/etc. that will let me know when the hard drive is being...more >>

I built 3 textbox classes. The auto tab does not tab to the next control in the tab list. No errors, and the code steps through "this.SelectNextControl(this, true, true, true, true);". What is the code missing, so the auto tab will go to the next control in the tab list when the max lengt...more >>

Hi, I just upgraded to VS 2005 from 2003, and builds have become much slower (like 10 times worse). I have noticed 2 things that I can not explain: 1. Everytime I build, I get a message on my "Error List" that says: "An error occurred while validating. HRESULT = '8000000A'. 2. During ...more >>

I have a procedure that creates a file, then generates a log report via Crystal. If the user closes the form after the file is created and before the log appears, the form closes, but (it appears that) a thread creating the Crystal report continues to run. How do I get hold of the thread and c...more >>

Hi all, I have recently encountered the following problem with my ASP.Net application. After deploying our site and people started using it alot, we discovered that if a person were to browse the site for a time, then go and do somethign else while leaving the browser open, when they come ...more >>

I need to change the formatting of individual cells in a datagrid. I cannot figure out how to address individual cells by their column name. I have a DataTable which contains (for instance) columns called Weight, Length and Diameter. The table is bound to a DataGrid, and I am using the ItemDat...more >>

Data in datagrid shows all numbers to the 1000th place. So, $3.00 is shown 3.0000 How do I set the datagrid column to currency format? DataGridColumnStyle colStyle4 = new DataGridTextBoxColumn(); dgts.GridColumnStyles.Add(colStyle4);...more >>

Hello. I am writing a service that I would like to have write access to the Application event log. Since the service is running as a system account, it would appear that I do not have access. (Security Error). I am following the MSDN howto and it does not appear to have any additional requi...more >>

Hello. I was wondering if its possible? Basically my program has a ThreadPool and that ThreadPool works on many different methods. Its very important to me that no pop up's ever occur; I have a "try/catch" block around my main but any exception that the ThreadPool creates crash's the applic...more >>

I am trying to connect to a 2003 Server from an ASP.Net page and am getting the following error message. Can someone please help get me started on how to track and fix this error? The code I am using is below the error I am getting. Error: System.Data.SqlClient.SqlException: SQL Server doe...more >>

I am using VB.Net 2.0 and I am completely new to the concept of implementing interfaces. Can anyone explain "implementing interfaces" to me and perhaps give me an example of implementing an interface that would help me implement the IIneternetSecurityManager interface mentioned under "Creatin...more >>

How can i use Crystal repors without knowing which database and table will be used. For example after any SQL query? thanks...more >>

Anyone knoews how to write code to uncompress .txt.z unix compressed file in c#? Thanks in advance :) ...more >>

Hi All, I want to validate a string, and see if it contains any Chinese character (simple or traditional). I'm trying to use RegExp and Encoding, but no result. Can someone point me a direction? Kind regards, Kevin ...more >>

(I posted this in the ADO.NET NG, but didn't get any responses) I've started getting this exception since installing vs2005 "COM object that has been separated from its underlying RCW cannot be used." The code this is causing the exception is: <code> try { m_command.Comm...more >>

Does anyone have an example of how to receive a connectionless(udp) broadcast in c#. I have tried everything i can possibly think of and it won't recieve the message. I know that the message is coming in and that its not being blocked because there is another app on my machine that is getting ...more >>

Does anyone have an example of a simple FTP trasfer app? All I need to do is transfer one file up to a web site and then retrieve it again. Every example I run into is loaded with code that, to some extent, is unnecessary Just the basics, set the host name, port number, userID and password, pa...more >>

Hello All, Please help validate this design problem Assume that I have several entities in my project (eg Supplier, Customer etc). All of them save several common properties - name, address, city, state, zipcode etc I thought of making a base class - BusinessEntity (with all of the abov...more >>

It looks to me that in using that in creating generic IEnumerables, you lose polymorphic capabilities. Consider this pseudo code: abstract class BaseClass; class DerivedClassSpecialFunction1 : BaseClass class DerivedClassSpecialFunction2 : BaseClass class Function1ImplementationA : Der...more >>

I need to access a FTP Server. I'm using FTPWebRequest as described in visual studio 2005 documentation. Everything works fine except the following: 1) I dont know how to change de current working directory on the server to the parent directory? 2) Why cant I do this, or why doesn't work? In ...more >>

How can I make an item accessible to all areas of my assembly? For instance say I have a string constant called sProgramName that I set to be "My Program" located in a class called CConstants. How can I make this string accessible to all classes within my assembly without 1) having to inst...more >>

In the child form of an MDI, I'd like to be able to close the child form within the Form_Load event if I need to. However, if I issue this.close() inside the chikld Form_Load event, I get an exception: Cannot call Close() while doing CreateHandle(). How can I accomplish this? Thanks, J...more >>

Does .NET have any support for dragging objects over a panel? ...more >>

Can any one give me an example code for turning on and off WLAN on pocket pc? Thanks, Jorge ...more >>

Hi, can anybody recommend a Office 2003 style context menu? Thanks Anthony -- Anthony Malt ...more >>

I'm trying to do the lab at http://www.microsoft.com/downloads/details.aspx?FamilyID=B9BFF619-236C-4BBB-9AA1-2E7BC562C7F5&displaylang=en It instructs you to add two resources, Microsoft.Practices.EnterpriseLibrary.Data.dll Microsoft.Practices.EnterpriseLibrary.Configuration.dll They we...more >>

Hi, sorry for the OT question but the readers opinions will matter more to me. I team lead a small development team of .net and sql programmers. There is another team in our group like ours. We are tracking our project requests and statuses in Excel as it is shared with people ourside our te...more >>

I am in a slight predicament trying to determine the most efficient and effective way to connect/disconnect from a database within a business object (c# dll). I'm also keeping in mind the concept of connecting late and disconnecting early. Background: - multi-tier application (code-behind...more >>

Hello all, When dynamically loading classes through reflection using Assembly.LoadFrom I have the following questions: 1) Once you load an assembly it doesn't appear you can unload it. If you try to load an assembly multiple times does this cause any type of memory issues? 2) If you ...more >>

am trying to add controls (e.g. radio buttons, group boxes) to a windows form in a method which I call from the constructor. However, when I do things like; RadioButton rb= new RadioButton(); .... rb.Location.X= 67; this.Controls.Add(rb); // this is the Windows Form instance I am tol...more >>

I want to know incase there is any performance difference or overhead in calling a base class method and a derived class method. Basically I am talking about simple method that is not overridden nor virtual. If I declare a method in the base class say M1() and another in derived class M2(). Th...more >>

Hello, How do I change the color of the app's title bar (where you have the Close, Minimize and Maximize buttons) in C#? Mateusz...more >>

Hi, I want to create a custom toolbar which will have controls like drop down, push buttons etc. I have to do it in C#. I have never done it before. Can anybody give me the direction in this regard. Thanks in advance. Sunil ...more >>

I'm investiging multi-threaded GUI applications; specifically the technique used to ensure that controls are only modified under the correct thread. The standard technique is to use if(InvokeRequired == true) ... BeginInvoke(...) ... I have some code that ensures that an event fired from a w...more >>

Hi All, Is there any way by which we can know which particular arrangement of files and folders is being selected by a user in a particualr folder view.I mean that among the five options(Name,Size,Type,Modified,Attributes) which we can chose when we chose 'Arrange Icons By' options which one...more >>

Hi all, NDoc doesn't seem to work for Compact Framework 2.0. Are there other Tools available for Documentation? I tried Document X, but it didn't work because it cannot find HTML Help! Greetings and thanks in advance Daniel ...more >>

I have to create a float value list from a stereo wav file. i need following datas: time, left channel value,right channel value how can i do this? i also need to read the file's bitrate... any hint or link would be useful. thanx in advance. ...more >>

Hi, I am writing a (unmanaged) Win32 DLL. I want to be able to handle any SEGVs (segmentation violations) gracefully, by using an error handler of sorts. Currently, if a user of my DLL (typically a VB programmer) passes a null (or invalid) pointer to my library - the entire application c...more >>

I recently came across some code to help play .wav; http://www.codeguru.com/Csharp/Csharp/cs_graphics/sound/article.php/c6143/ and while I got this to work in a stand-alone application, I have been unable to make it work in a bigger one. My program has to play a sequence of .wav files when...more >>

Hi, I am facing a strange problem, please take a look at the code below: public SaveTree() { ........ ...... ......//some code Initranges() } protected virtual Initranges() { ........//some code ....... } Somewhere else, i have a derived class: public SaveSingleTree: SaveTre...more >>

Hi I would like to ask you what is the difference in creating both kinds of connections. What are advantages and disadvantages? Is there a rule saying that in some cases we should send data asynhronousl ( etc.. )? Till now i have only been using Normal Socket connections. Socket.Listen etc.....more >>

I’m using the Panel control that contains a PictureBox control (for implementing the http://www.codeproject.com/cs/miscctrl/PictureBox.asp). The Panel is set to AutoScroll = true. I wish to scroll the appearing vertical and horizontal scrolls bars of the Panel to the middle of their scro...more >>

My app needs to make 3 calls to a remote server. 2 contain key value pairs, and one is a simple ping type call. All 3 are to listen for data returned in key-value pairs. Is WebClient.UploadData the correct way to do this? The remote server doesn't recognise the parameters that I am sending. Is...more >>

Hi, It is trivial to load an assembly in a new Application Domain. Is there any way of loading an assembly in a new process? I tried using the Process class like this: Process p = new Process() p.StartInfo.FileName = mStartupFile p.StartInfo.UseShellExecute = False p.StartInfo.WindowSty...more >>

Hi.. I am very bew in Visual C#.NET and crystal resports. So , I dont know whether i as a simple question.. I have to connect to different tables of different databases (MS Access). Then i have to report this data in runtime. I coudnt find a way to do this. Probably you will talk about datas...more >>