by: tshad |
last post by:
The error I am getting is:
*******************************************************************
Exception Details: System.InvalidCastException: Cast from type 'DBNull' to
type 'String' is not...
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by: David Lozzi |
last post by:
Howdy,
I am trying to accomplish the following:
dim DateSend as date
if txtDateSend.text = "" then
DateSend = dbnull.value
else
DateSend = txtDateSend.text
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by: David |
last post by:
Hi,
I have built a web application that will be a very high profile application.
We had tested it, demonstrated it and shown that it all works.
On a dress rehearsal run through, it failed...
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by: |
last post by:
I have the following class :
Public Class MyTreeNode
Inherits TreeNode
Dim mystring As String
End Class
Now, when I try to do this :
''''''''''''nodes is a TreeNodeCollection, s is string
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by: Vik |
last post by:
I need to make some calculations, e.g. addition, on the objects x and y
which are numbers (of the same or different types) and may be DBNulls.
In VB, the following code is correct:
Public Shared...
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by: akolsen |
last post by:
Hello there.
This should be simple, but im having trouble anyway of getting it to
work.
I have a boxed object that i want to cast to its native type, but I
would like to use reflection to do...
|
by: DMG |
last post by:
Why does this fail with a cast exception? The field is coming in from
the data base as null due some bad design on my part but I thought this
would allow me to test and set to false.
...
|
by: scott ocamb |
last post by:
Hello,
I have a function that expects the following parms. How can I handle null
values. For example, if FirstName comes through as null, how can i propogate
that null value to the stored...
|
by: patrick.sannes |
last post by:
Hi,
I have a question. I have a stored procedure that can give a value
like a string or an int. But in some cases it can be DBNull. What is
the standard way to handle this?
- I can create a...
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by: =?Utf-8?B?QkpT?= |
last post by:
I have written a Generic method that takes an object, a type, T, and returns
a System.Nullable (Of T) depending on whether or not the object IsDBNull.
It was working fine until I tried to pass a...
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by: taylorcarr |
last post by:
A Canon printer is a smart device known for being advanced, efficient, and reliable. It is designed for home, office, and hybrid workspace use and can also be used for a variety of purposes. However,...
|
by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
|
by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
|
by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
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by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
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