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How can I make a WPF combo box have the width of its widest element in XAML?
...d until they are actually made visible.
An easy way to test this is to modify the default ControlTemplate to bind the MinWidth of the outermost container (it's a Grid for both Aero and Luna) to the ActualWidth of PART_Popup. You'll be able to have the ComboBox automatically synchronize it's width ...
Collection that allows only unique items in .NET?
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Note that the HashSet<T>.Add(T item) method returns a bool -- true if the item was added to the collection; false if the item was already present.
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What does default(object); do in C#?
..., and things like the Try... pattern:
bool TryGetValue(out T value) {
if(NoDataIsAvailable) {
value = default(T); // because I have to set it to *something*
return false;
}
value = GetData();
return true;
}
As it happens, I also use it in some code-generation, wher...
Regex for numbers only
I haven't used regular expressions at all, so I'm having difficulty troubleshooting. I want the regex to match only when the contained string is all numbers; but with the two examples below it is matching a string that contains all numbers plus an equals sign like "1234=4321". I'm sure there's a way...
Version vs build in Xcode
...he target summary I have the iOS application target form with fields: identifier, version, build, devices, and deployment target. The version field is blank and the build field is 3.4.0 (which matches the version of the app from when I was still editing with Xcode 3).
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What is the C# version of VB.net's InputDialog?
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What if I want to get password from user?
– Himanshu Jansari
Apr 6 '13 at 7:05
3
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Parsing IPv6 extension headers containing unknown extensions
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If you run into something you cannot parse, you have to make your decision or perform your action based on what you've parsed already.
The design is that way because in IPv6, each extension header "wraps" the rest of the pac...
How do I correctly clean up a Python object?
...al variables" (member data in this context?) when __del__() is invoked. If that is the case and this is the reason for the exception, how do I make sure the object destructs properly?
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What is the use of ByteBuffer in Java? [closed]
...omings. You essentially use it whenever you need to do fast low-level I/O. If you were going to implement a TCP/IP protocol or if you were writing a database (DBMS) this class would come in handy.
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Backbone View: Inherit and extend events from parent
...s: function(){
var parentEvents = ParentView.prototype.events;
if(_.isFunction(parentEvents)){
parentEvents = parentEvents();
}
return _.extend({},parentEvents,{
'click' : 'onclickChild'
});
}
});
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