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Showing results 1 to 19 of 19
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Search: Posts Made By: shabnamzangeneh
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer July 22nd, 2014, 07:01 PM
Replies: 3
Views: 1,063
Posted By shabnamzangeneh
That was a BIG improvement (~80%). Thanks...

That was a BIG improvement (~80%).

Thanks for your help.
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer July 22nd, 2014, 11:50 AM
Replies: 3
Views: 1,063
Posted By shabnamzangeneh
How to improve the LINQ query performance within a for loop

Hi,

I am trying to improve the speed of my application by getting rid of the LINQ queries inside my for loops (very inefficient). Do you know the best way to do it? Should I define a local...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer July 22nd, 2014, 11:42 AM
Replies: 2
Views: 868
Posted By shabnamzangeneh
Thanks for your reply. I'll try to look into the...

Thanks for your reply. I'll try to look into the EF code and will update it here if I found anything.
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer July 21st, 2014, 01:39 PM
Replies: 2
Views: 868
Posted By shabnamzangeneh
Changing data connection slows down the application

Hi, I have a weird situation and I spent couple of days figuring out where the problem is and no luck! Here it is: I created a database application using the entity framework data model (connected to...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 20th, 2014, 03:20 PM
Replies: 3
Views: 1,808
Posted By shabnamzangeneh
Thanks for your reply. I had seen those and...

Thanks for your reply. I had seen those and couldn't understand how to apply those to DGV and/or EF. Thanks for the tip though. I may just provide accept/reject options to my users.
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 20th, 2014, 02:25 PM
Replies: 3
Views: 1,808
Posted By shabnamzangeneh
Undo Redo operations in entity framework

Hi, I spent couple of hours searching for a solution and couldn't find a good one. I am looking for a way to add undo/redo functionalities to the datagrid views in my vb.net application. I use ADO EF...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 14th, 2014, 11:29 PM
Replies: 2
Views: 1,169
Posted By shabnamzangeneh
I tried the first method and it works great....

I tried the first method and it works great. Thanks a lot, Rod.
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 14th, 2014, 11:49 AM
Replies: 2
Views: 1,169
Posted By shabnamzangeneh
Export from entity context to excel

Hi, Is there a simple way to export a table from my entity framework to excel?

Appreciate it.
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 12th, 2014, 06:36 PM
Replies: 3
Views: 877
Posted By shabnamzangeneh
It is weird because I don't get any error...

It is weird because I don't get any error messages. I use the ADO.net Entity Data Model to add my tables. I emailed you the snapshots of how the tables look in both sql sever and vb.

Thanks in...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 12th, 2014, 01:45 PM
Replies: 3
Views: 877
Posted By shabnamzangeneh
Data model not having all the tables

Hi, what could be the reason behind the data model not showing some of the tables. I add three tables and it is not showing one of them. If I add only that table, it shows it!!

Thanks
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 2nd, 2014, 01:58 PM
Replies: 6
Views: 1,285
Posted By shabnamzangeneh
how funny; I un-commented the event handler and...

how funny; I un-commented the event handler and now it works. I am not quite sure what was wrong before. it is the same event handler (originally it didn't have that apostrophe on the second line).
...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 2nd, 2014, 01:35 PM
Replies: 4
Views: 684
Posted By shabnamzangeneh
Sure; I hope it helps someone else too. I spent...

Sure; I hope it helps someone else too. I spent quite a few hours until I finally found it.
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 2nd, 2014, 01:34 PM
Replies: 6
Views: 1,285
Posted By shabnamzangeneh
yes; you were exactly right. I had this: ...

yes; you were exactly right. I had this:

Private Sub dgvAPList_CellContentClick(ByVal sender As Object, _
' ByVal e As DataGridViewCellEventArgs) Handles dgvAPList.CellClick


I removed...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 2nd, 2014, 12:08 PM
Replies: 6
Views: 1,285
Posted By shabnamzangeneh
Datagridview only shows empty tables!

Hi I am trying to apply your tyrit example in lesson 39 to my application. the problem is if I connect the datagridview to an empty table, it shows the column headers just fine, but if I connect it...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 2nd, 2014, 10:38 AM
Replies: 4
Views: 684
Posted By shabnamzangeneh
OK; here I found the answer to this very tricky...

OK; here I found the answer to this very tricky problem:
http://msdn.microsoft.com/en-us/data/jj556581

It seems that visual studio 2012 has that issue.

Shabnam
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 1st, 2014, 07:17 PM
Replies: 4
Views: 684
Posted By shabnamzangeneh
Update: I continued with the try-it example...

Update:
I continued with the try-it example regardless, and my datagridview doesn't display anything. The code runs without an error except for the part that has:

...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 1st, 2014, 05:31 PM
Replies: 4
Views: 684
Posted By shabnamzangeneh
Database connection issues

Hi,

I am trying to follow the steps in lesson 39. When I create the orderContext and then create the customerQuery, I don't see all the options for orderContext such as AcceptAllChanges. I only...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer April 17th, 2014, 12:31 AM
Replies: 6
Views: 1,381
Posted By shabnamzangeneh
Thanks for your reply. The text editor option...

Thanks for your reply. The text editor option worked for example 1.
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer April 16th, 2014, 08:47 PM
Replies: 6
Views: 1,381
Posted By shabnamzangeneh
Difficulty opening the book's files

I have visual basic 2008 express and I can do all the exercises but I cannot open any of the book's downloaded files. It gives me the error message that:
The selected file is a solution file, but...
Showing results 1 to 19 of 19

 


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