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Monthly Archives: September 2011
Migrates MySQL database schema to MSSQL using Visual Studio 2010
1. Install MySQL server. 2. Install MySQL .NET connector 6.4.x. 3. Install VS 2010. 4. Install SQL Express Management Studio. 5. Create edmx from MySQL. 6. Generate the database table through edmx to MSSQL. Watch the video below. … Continue reading
xp_regread() returen error 5 ‘Access is denied’
This happen when you want to set the security to both Windows and SQL login. The error message does not reflect the actual issue. One possible problem is 32 bit database engine with 64 bit Management Studio.
ASP.NET 4.5 Smart Tasks
Data can bind to control in Source view instead of Design view in aspx. Watch the video below. ASP.NET 4.5 Smart Tasks
Building parallelized apps with .NET and Visual Studio
Building parallelized apps with .NET and Visual Studio Key takeaway I found in this presentation. 1. Async will be included in .NET Framework 4.5. 2. Developer a step through the await() statement. 3. There is a new … Continue reading
Upgrade from ASP.NET 4 to ASP.NET 4.5 for Strongly Typed Data-controls
1. Right click the properties of the ASP.NET project. 2. Choose Target Framework to 4.5. 3. Open an existing aspx page. 4. Add ModelTypeinto data-controls. For example, <asp:GridViewID=”InstructorsGridView”runat=”server”AllowPaging=”True”AllowSorting=”True”ModelType=”ContosoUniversity.DAL.Instructor” AutoGenerateColumns=”False”DataKeyNames=”PersonID”DataSourceID=”InstructorsEntityDataSource” OnSelectedIndexChanged=”InstructorsGridView_SelectedIndexChanged” SelectedRowStyle-BackColor=”LightGray” onrowupdating=”InstructorsGridView_RowUpdating”> 5. Change Eval to … Continue reading
How to communicate from UserControl to container object using Event
This sample is in WPF. 1. Add a button in WPF form. 2. Create a User Control with one button. 3. Create a class with event. classClass1 { publicdelegatevoidMyEventHandler(object sender, EventArgs e); publicstaticeventMyEventHandler ChangeText; publicstring str = … Continue reading
What’s new in .NET Framework 4.5
What’s new in .NET Framework 4.5
You cannot attach that database file (version ’661′) to the instance of SQL Server that you specified (version ’700′)
When double click on the existing mdf in VS 11 you will get an error like the one below. —————————————————————————————————————— You cannot attach that database file (version ’661′) to the instance of SQL Server that you specified (version ’700′) To … Continue reading
Future directions for C# and Visual Basic – C# 5 and VB.NET 11
Future directions for C# and Visual Basic We can paste C# code to VB.NET directly soon.
