How to convert project from vb to c#? – Asp.net
my question is do I need to convert or make any changes to web.config file of solution (web application) of vb or only if I convert the .vb files to .cs files that will be enough? And if any other…
Graph API – ResourceNotFound when creating a user – Asp.net
Ive been trying to do this for a couple of days now and ive double checked everything against examples and tried searching my error response but im not able to come up with anything. Ive succesfully added graph api calls…
Null reference dropdown in gridview – Asp.net
I have dynamically created a dropdown and everything is fine once the page loads. There is a button in each row of the gridview next to the dropdown. This button updates the table for the selected item. I'm getting my…
Is it possible to have a helper function cause the calling function to return/exit? – Asp.net
I have a large function/sub that does a ton of validations and error checking early on before going into an ETL design pattern. So I am using "C/C++"-esque error checking where you want to "fail early", i.e. if the validations…
How to resolve a null reference exception in vb.net – Asp.net
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load Dim dt As New DataTable dt = CType(Session("buyitems"), DataTable) If (dt Is Nothing) Then Label5.Text = dt.Rows.Count.ToString() Else Label5.Text = "0" End If End Sub Protected Sub DataList1_ItemCommand(source…
ASP.NET crop image does not crop it
I want to resize an image to a max width and height and then crop it. The resizing works. But the cropping code I found here does not. My own existing code uses a byte array, so I need to…
Which IDE for VB.NET code built on .NET framework 2.5? – Asp.net
I used to use MS Visual Web Development (VWD) Express 2008 as IDE for a website which was developed on .NET framework 2.5 with VB.NET and runs on IIS 7 originally. About a year ago, MS stopped downloading the VWD…
How to open pdf file in new tab in asp.net(vb)?
I want to show my pdf file in new tab when I click the button of gridview. How can I display? Please someone help me . This is my code. 'my gridview button click event Protected Sub btnDisplay_Click(sender As Object,…
Textbox validation to make sure has integer values only – Asp.net
Example textbox Hi All, how can i add validate expression to only accept numeric and space in my textbox? Example as image above. I try this way ValidationExpression="[0-100' ']{100,}" but not correct.. <asp:TextBox ID="txtCopied" runat="server" TextMode="MultiLine" Height="200px" Width="617px" /> <asp:RegularExpressionValidator…
How to format a date in Visual Basic? – Asp.net
In Visual Basic, I have an object with an ItemDate key in it with the value being assigned to a label in ASPX. Here is the code: lblItemDate.Text = .ItemDate The result on the front end is '2021/11/15'. I want…