I have the following code which is supposed to execute on button click. When i run the program, the button is not doing anything. Kindly assist where i got it all wrong
Private Sub Button3_Click(sender As System.Object, e As System.EventArgs) Handles Button3.Click
Sometimes I just can't wrap my head around Generics...
For the sake of simplicity, I've boiled everything down to a very simple example that you can copy and paste. I have a generic interface which is restricted to types that implement IComparable. I have a Class that Implements this interface...
Hello to all,
I am Using: SQL Server 2014, VS2015, VB, WIN FORMS.
1. I need to update the SQL Server with the values that are entered into the Textbox.
2. I have a textbox where I enter an Asset Number and I click a Search Button and it populates the Datagridview control with the results.
I'm capturing an image from a video card into a buffer as a memory stream. the format is "BMP,which contains BITMAPFILEHEADER, BITMAPINFOHEADER and RGB24 raw data".
I then need to write it down as a BGR32.
I can do it the following code (basically, Marshal.copy) but this procedure is LONG...
I'm new .Net programming, i need code in vb.net to parse html table to data grid view, below is the actual html sample (16 columns and 3 rows).
Thank You :)
<tr align=left bgcolor="#F5F5DC">
<td valign=top colspan=1><font face="verdana, arial, helvetica" size="-2">0302972147</font>
Ok, I have a very specific situation that this would be useful for.
I have a DataTable with a large number of columns(200+) that I am doing a bulk insert for in SQLite, since it does not support Update Table like SQL Server does.
I want to know if there is a way after I iterate over all the...
I am very new to coding and have a project I am trying to fix that was created by a person that no longer works with our company. Can anyone help me figure out why I am getting this LocalProcessingException Occurred error? Below is my code. It dies on Response.Buffer = True. All of my parameters...
We are migrating a product from VB6 to VB.NET and facing an issue.
This product interacts with a function defined in VC++ component (.ocx).
1. VB6 & VB.NET function call:
result = TestFunc(Param1, Param2, Param3)
a) Function definition in .CPP file:
Hello I am somewhat new to vb.net but have written vba for many years. I am using Visual Studio 2012 and have built 2 prior applications in winforms. The third one I am having trouble. I debug in both debug and release mode and receive no errors or warnings. Everything runs as planned. When I...
i have form1 in vb.net in which i have a button1 and chart1.
what i want is to plot chart1 in vb.net as its as in excel. (with xy scatter with x range named as "cx"--(A2:A5), and y range named as "cy"----(B2:B5)
Thanks for support.
I have a question about .net programming, this is what i have to do
i need to build a cashier app and this app have connection with sql server at other place, so the main point is can i keep the thing that have been sold when internet down, and when internet up its automatically...
I am building a VB.NET Windows Application form, and as a newbie cannot figure out an issue.
I have two sql tables, which are not joined. I wish to update one (skedulering) from another (ontledings) where I have certain "WHERE" clauses as in the following code : opdraginvoer.Connection =...
Here is what I need to convert
\ -d "product_permalink=QMGY"
\ -d "license_key=YOUR_CUSTOMERS_LICENSE_KEY"
\ -X POST
Here is the response I need to react to
I'm new to VB.NET and have been toying around with creating functions, subs, classes, etc. One test program I've written tests the differences in processing times via two methods: variable access vs. function invocation.
What I mean by this is I have one module and one function. In...
I use this code to write resource to exe file :
PrivateFunction ToPtr(ByVal data AsObject)As IntPtr
Dim h As GCHandle = GCHandle.Alloc(data, GCHandleType.Pinned)
Dim ptr As IntPtr
ptr = h.AddrOfPinnedObject()...
hi so i have a basic form connected to a database to connect to a database, now my problem is that when i press delete it deletes from the datagridview but not from the actual database and yes i am checking the database in the debug folder also after I use the delete button when add a new...