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Get the last item in an array
...se
}
In the event that your server serves the same file for "index.html" and "inDEX.htML" you can also use: .toLowerCase().
Though, you might want to consider doing this server-side if possible: it will be cleaner and work for people without JS.
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Check if list is empty in C# [closed]
...d from a database. I need to display an error message if the list is empty and display a grid view otherwise.
8 Answers
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Application Crashes With “Internal Error In The .NET Runtime”
...ce might be using. Suspect environmental problems if there is no obvious candidate, misbehaving malware scanners are notorious. If it repeats very poorly then suspect hardware problems like soft RAM errors.
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Checking if an object is a given type in Swift
I have an array that is made up of AnyObject . I want to iterate over it, and find all elements that are array instances.
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How to handle AccessViolationException
.... The odd thing is that I have wrapped my call in a try catch, which has handlers for AccessViolationException, COMException and everything else, but when Visual Studio (2010) intercepts the AccessViolationException, the debugger breaks on the method call (doc.OCR), and if I step through, it contin...
UIPanGestureRecognizer - Only vertical or horizontal
...tyInView:someView];
return fabs(velocity.y) > fabs(velocity.x);
}
And for Swift:
func gestureRecognizerShouldBegin(_ gestureRecognizer: UIPanGestureRecognizer) -> Bool {
let velocity = gestureRecognizer.velocity(in: someView)
return abs(velocity.x) > abs(velocity.y)
}
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How to have multiple CSS transitions on an element?
...is starts to get repetitive, so if you're going to be using the same times and timing functions across multiple properties it's best to go ahead and use the various transition-* properties instead of the shorthand:
transition-property: color, text-shadow;
transition-duration: .2s;
transition-timing...
How to revert a Git Submodule pointer to the commit stored in the containing repository?
I have a git submodule in my main git repo. As I understand it, the main repo stores a SHA value (somewhere...), pointing to the specific commit of the submodule that it is "linked to".
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What is the meaning of addToBackStack with null parameter?
...ction is saved to the
back stack so the user can reverse the transaction and bring back the
previous fragment by pressing the Back button.
If you add multiple changes to the transaction (such as another add()
or remove()) and call addToBackStack(), then all changes applied
before you ca...
How to have stored properties in Swift, the same way I had on Objective-C?
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Ok what to do if I want to store Int, Bool and etc?
– Vyachaslav Gerchicov
Jun 30 '17 at 13:43
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