Ming Han's Q&A profile

• SQL Server SQL cannot read the domain name

  Hi, all I need a help here please. Im using SQL Server 2000 on a server, and theres clients that need to connect to the sql server, and the clients are the users that have domain ids. Firstly i run the sqlserver under local system user (default).And the clients which is login into a domain and can automatically login with windows authentification. But before i have already added the domain name for the client in the security login of sq ...Show All

• SQL Server Watermark Generation is Invalid Error

  We are currently doing a proof of concept using SQL 2005 merge replication.  However we are currently encountering the following errors: "The common generation watermark is invalid at this replica since it does not exist or metadata for changes not yet propagated may have been cleaned up." " The merge process failed because it detected a mismatch between the replication metadata of the two replicas, such that some changes could be los ...Show All

• .NET Development XmlDocument.Load can't load data from a xml reader, WHY?

  Hi, All , I wrote following code and want to save data to a xml file, string connectionString =@"Integrated Security=SSPI;Initial Catalog=pubs;Server=(local)"; string queryString = "SELECT DISTINCT * FROM titles FOR XML AUTO, XMLDATA"; using (SqlConnection connection = new SqlConnectio(connectionString)) { connection.Open(); SqlCommand command = new SqlCommand(queryString, connection); System.Xml.XmlReader xml ...Show All

• Windows Forms Oh, the magic that the Tab key does (focus)

  [Using VS2005 Beta2...] The FocusRectangle is a very fickle thing. Create a form with two buttons on it. Create a KeyPress event for the form that cycles focus between the two buttons (turn on KeyPreview for the form): private void Form1_KeyPress( object sender, KeyPressEventArgs e) {   if (button1.Focused)   {     button2.Focus();   }   else   {     button1.Focus();   ...Show All

• Windows Forms forms on tab pages

  I'm working on a project that allows users to read in a file of (numeric) data and manipulate it mathematically. The data is read in as a text file. My application allows a variable number of datasets to be read in and manipulated independently ...Show All

• Visual C# Why no multiple inheritance allowed in C#?

  Hi , Why no multiple inheritance allowed in C# Thanks, Senthil, You should take a look at this article at C# Corner. ...Show All

• Visual Studio Express Editions Accessing drag and dropped files in a console application

  I have a console application that accepts tab delimited text files and outputs XML. I'm able to access command line arguments using the My.Application.CommandLineArgs property. However, when a file is dropped on the exe from inside Windows Explorer, the CommandLineArgs property is empty. ex. Your code worked fine for me in both a Console Application and a Windows Application. I tried passing parameters at the command line and using drag ...Show All

• SQL Server SQL Server 2005 Remote Connection Problem... Big Time.

  Hi, I installed SQL server 2005 express edition on my windows server and I had no problem with connecting it remotely through Management Studio, then I removed it and installed a full edition SQL server 2005. That's when it's gone all wrong. Now I can't remotely connect the server through Management Studio. The error I get is the same as some of the people in this forum has which is: "An error has occurred while establishing a conn ...Show All

• Visual Basic VB 2005 Express beta: Replace loop not working

  I have a text file with parameters like @@TextBox1@@, @@TextBox2@@, etc.  I am trying to replace those parameters with the values of TextBox1, TextBox2, etc.  It works fine if I explicitly state the parameter to be replaced as in: Dim fileReader As String         fileReader = My.Computer.FileSystem.ReadAllText("D:\My Documents\Visual Studio 2005\textfile.txt")       &nbs ...Show All

• Windows Forms datetimepicker and bindingsource problem

  hi, i have a small problem here with bindingsource and datetimepicker control i bind a data private BindingSource bs = new BindingSource (); bs.DataSource = dataset.Tables[ "my_table" ]; datetimepicker1.DataBindings.Add( new Binding ( "Value" , bs, "begin_date" , true )); datetimepicker1.Value = Convert .ToDateTime(dataset.Tables[ "my_table" ]. Rows[0][ "begin_date" ...Show All

• Windows Forms No Touch Deployment and DTS

  Hi I have NTD application deployed to a win2003 server with iis6.0. The application loads a DTS Package from SQL Server 2000 on the same server. Running the app from a browser session on the server, it works great, however if I run the app from a client machine, the app runs ok except for the DTS Package does not get executed. I get the following error: Event Source : DTSStep_DTSDataPumpTask_1 Error Code : -2147467259 Source : Microsoft OLE DB ...Show All

• Software Development for Windows Vista Parameter serialization error

  Hello, I have a parameter in my custom activity which is IPAddress type declared as following: [Description("IP address")] [Category("Net")] [ValidationOption(ValidationOption.Required)] [MergableProperty(false)] [TypeConverter(typeof(IpAddressConverter))] [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] public IPAddress IpAddress { get { return (IPAddress)(base.GetValue(PortCheckerActivit ...Show All

• Visual Studio Express Editions Free and good Tutorials

  hi, i hope if anyone counter a good free tutorial that talk about the new concepts of "OO" to share it in this thread .    this is a very good online Tutorial its free and covers almost of basics in brief and good explanation   the best dictionary to explain computer terms note :-  this dictionary have other sections so search for technology sections there a list of terms that used in computer field its ...Show All

• Visual Studio Express Editions animate window

  hi guyz, i am trying to call animatewindow call from user32.dll.. and it was all correct as it is, it is written as i had seen in one of the web sites. also i tried to find that method using apitextloader (winapi tool) but there is not a function by this name.. but it is there in online msdn winapi support , so what's the deal ,if it's compiling it's not showing any proper animation.. so if anybody can help it would be great ashish ...Show All

• .NET Development Anyone have experience with WebDrive and VB.NET?

  Hi all, I am trying to use a product called WebDrive (by South River Technologies) to map a drive letter to a secure FTP site.  WebDrive works great, except that when I do things in VB.NET such as Directory.Exists("Q:\") or File.Exists("Q:\Test\Test.doc") both calls fail (return false), even though the WebDrive drive letter is mapped to Q and the file Test.doc does exist in the Test directory. Anyone have any ideas about this Cheers, Chris ...Show All