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by: R.Wieser |
last post by:
Hello All,
I'm trying to get a "Virtual Listbox" to work. I've currently got a form,
and used CreateWindowExA to create a ListBox with the LBS_OWNERDRAWFIXED and
LBS_NODATA flags on it. I've...
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by: terminator800tlgm |
last post by:
I don't understand the difference between ojbect handle and reference.
For example,
class Stack
{
private:
CD cd_obj; // cd object
DVD & dvd_ref;// dvd reference
Why is it that dvd_ref can...
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by: rawCoder |
last post by:
Hi
I am having this InvalidOperationException with message Cannot call Invoke
or InvokeAsync on a control until the window handle has been created
This is raised when i try to invoke a method...
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by: Paul |
last post by:
I have no idea why this error keeps cropping up randomly on some client
machines. Is there a bug in the timer class?
Paul
System.InvalidOperationException: Handle is not initialized.
at...
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by: Manuel |
last post by:
I'm using the SQLHelper class to do an insert and get the identity field
this way:
--------------
Dim sql As String = "INSERT INTO () VALUES
('MyMessage');SELECT SCOPE_IDENTITY()"
Dim ds As...
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by: Raj |
last post by:
I have an asp.net application hosted on a IIS6.0. Randomly I get "Handle is
not initialized" error. But when I try the same page again, it works. Can
somebody tell me why this problem is trigged...
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by: Peterwkc |
last post by:
Hello all C++ expert programmer,
I have a handle class which point to another class and use the pointer as object.
I follow the code from C++ articles submited by someone in this forum....
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by: Donos |
last post by:
Hi
I have a HANDLE to an Event, like this..
HANDLE h = ::CreateEvent(NULL, FALSE, FALSE, NULL);
This is running in one thread in one class. For example we will call
that class as "Class A"...
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by: tshad |
last post by:
Can you handle nullable string vb.net 2.0?
You can with Integer but I get an error when I try to do a
Dim s as Nullable (Of String)
Now strings are a nullable type but it can't handle:
...
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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: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
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by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome a new...
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by: conductexam |
last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and...
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by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The...
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by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
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by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence...
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