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by: gregory_may |
last post by:
This code seems to "work" but I get the following errors:
An unhandled exception of type 'System.NullReferenceException' occurred in
system.windows.forms.dll
then this one:
An unhandled exception of type 'System.ExecutionEngineException' occurred in
system.windows.forms.dll
Anyone know how to either trap these errors or prevent them from...
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by: monkey king |
last post by:
I have a given dll file(PDFCreator.dll) - probably generated by VC++.
I want to use its method(PDFCreator()) in dotNet environment. It works
well in WindiowsApplication, but bad in WebApplication ,the line that
calls the function results in the "Object reference not set to an
instance of an object" error.
The following is the VB.NET code I...
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by: chintu rana via DotNetMonster.com |
last post by:
An unhandled exception of type 'System.ArithmeticException' occurred in
system.drawing.dll
Additional information: Overflow or underflow in the arithmetic operation.
if i run vb.net application with only form no any controls at that time
there is no error .
But if i put first control (command button or label or textbox ) and run...
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by: Liverpool fan |
last post by:
I have a windows application written using VB .NET that encompasses a
countdown timer modal dialog. The timer is a System.Timers.Timer with
an interval of 1 second. AutoReset is not set so accepts the default of
True. The Elapsed event handler updates the dialog box with how long
before it will close, acting as a timer itself. The dialog has a...
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by: Nickneem |
last post by:
I' m trying to disable all right mouse clicks by using the
vbAccelerator Windows Hooks Library
The small (systray / console) app. must catch all (right) mouseclicks
before they are received by the users application (for instance IE).
I' m not getting passed the stage where I write to the console catching
clicks on my applications form..
I...
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by: forest demon |
last post by:
for example, let's say I do something like,
System.Diagnostics.Process.Start("notepad.exe","sample.txt");
if the user does a SaveAs (in notepad), how can i capture the path that
the user selects?
thanks...
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by: mfunkmann |
last post by:
Hi,
I recently got an error and I don't know how to fix it:
Error 1 'System.Data.DataColumn' does not contain a definition for
'Windows' C:\c#\CsharpPRO\Form1.Designer.cs 304 77 CsharpPRO
I am note sure what to do because all propertiers work, except the
System.Data.DataColumn..
I didn't write any code by hand and used the visual studio...
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by: =?Utf-8?B?TmF0aGFuIFdpZWdtYW4=?= |
last post by:
Hi,
I am wondering why the .NET Framework is quite different from Win32 API when
it comes to displaying system modal message boxes.
Consider the four following types of system modal message boxes (please see
associated source code below):
1) Win32 API with context ("btnWin32WithContext_Click")
2) .NET Framework with context...
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by: schneider |
last post by:
I need to hook the system mouse down event.
I'm trying to replicate how a context menu hides when the mouse clicks
outside of the control.
Thanks,
Schneider
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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, people are often confused as to whether an ONU can Work As a Router. In this blog post, we’ll explore What is ONU, What Is Router, ONU & Router’s main...
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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 effortlessly switch the default language on Windows 10 without reinstalling. I'll walk you through it.
First, let's disable language...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed.
This is as boiled down as I can make it. ...
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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 tapestry of website design and digital marketing. It's not merely about having a website; it's about crafting an immersive digital experience that...
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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 protocol has its own unique characteristics and advantages, but as a user who is planning to build a smart home system, I am a bit confused by the...
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by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing, and deployment—without human intervention. Imagine an AI that can take a project description, break it down, write the code, debug it, and then...
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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 then checking html paragraph one by one.
At the time of converting from word file to html my equations which are in the word document file was convert...
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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 last exercise I practiced was to create a LAN-to-LAN VPN between two Pfsense firewalls, by using IPSEC protocols.
I succeeded, with both firewalls in...
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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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