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Connecting overloaded signals and slots in Qt 5
...alueChanged(QString). From Qt 5.7, there are helper functions provided to select the desired overload, so you can write
connect(spinbox, qOverload<int>(&QSpinBox::valueChanged),
slider, &QSlider::setValue);
For Qt 5.6 and earlier, you need to tell Qt which one you want to p...
Rails detect if request was AJAX
...ad resource(s)
end
private
def require_xhr_request
redirect_to(root_url) unless request.xhr?
end
end
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How do I use IValidatableObject?
...ustom model binder):
var resultsGroupedByMembers = validationResults
.SelectMany(vr => vr.MemberNames
.Select(mn => new { MemberName = mn ?? "",
Error = vr.ErrorMessage }))
.GroupBy(x => x.MemberName);
foreach (v...
How to add manifest permission to an application?
...f you find answers that solve your question or seem helpful, its useful to select as "answered" and/or upvote, it helps out the community for anyone encountering the same problems. Thats not just directed to this question, but other questions you have asked also
– Anthony Forlo...
How do I use FileSystemObject in VBA?
...crrun.dll
To reference this file, load the
Visual Basic Editor (ALT+F11)
Select Tools > References from the drop-down menu
A listbox of available references will be displayed
Tick the check-box next to 'Microsoft Scripting Runtime'
The full name and path of the scrrun.dll file will be displayed...
Metadata file … could not be found error when building projects
...ound that if you right-click on your Solution in the Solution Explorer and select "Build Order" you can see the order that VS is using to rebuild your solution. It's likely out of whack.
You can correct the build order by clicking on the Dependencies tab and selecting the projects that depends on o...
How do I open an old MVC project in Visual Studio 2012 or Visual Studio 2013?
... modify the project file. To do so right click on the unloaded project and select Edit. Which will open the project file as an XML text file. Find the ProjectTypeGuids node which should look something like this:
<ProjectTypeGuids>
{F85E285D-A4E0-4152-9332-AB1D724D3325};{349c5851-65df-11da...
How to merge a list of lists with same type of items to a single list of items?
...
Use the SelectMany extension method
list = listOfList.SelectMany(x => x).ToList();
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Visual Studio: How to show Overloads in IntelliSense?
...
Ctrl+Shift+Space shows the Edit.ParameterInfo for the selected method, and by selected method I mean the caret must be within the method parentheses.
Here is the Visual Studio 2010 Keybinding Poster.
And for those still using 2008.
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Replace input type=file by an image
... be updated with the filename or at least a message that the file has been selected successfully. The user has no visual input on what happened after he selected the file. Could this be done please? Perhaps change to a different image, when a file is chosen?
– JoaMika
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