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## Describe the bug
The code:
```
textBox.KeyDown+=(s,e)=>
{
if (e.KeySymbol==null)
{
Console.WriteLine("null");
}
else
{
Console.WriteLine(e.KeySymbol);
}
};
```
## To repr…
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I tried adding a rotation to my app as I am using a screen in portrait mode on raspberry, but I can't get the screen to rotate. Therefore I rotated my app. Wich works fine for 90%. I can;t get the men…
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It turns out that directly using the Form class from the System.Windows.Forms namespace drags in a hard Windows operating system dependency via System.Drawing. A more cross-platform alternative is sa…
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I lost the source code of one of my small project, so i decided to decompiled the dll.
![shot](https://user-images.githubusercontent.com/77863853/117665844-d6831f80-b1d5-11eb-91db-f51b676edf97.png)
…
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Starting at 2.0.0-beta.600, tooltips behavior has changed and they now are clipped with parent’s clip mask.
This occurs on WPF platform, here are a few samples:
![c1](https://user-images.githubuserc…
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**Describe the bug**
If a StackPanel has a null child in `.Children` the next addition will cause a `System.ArgumentOutOfRangeException` error.
**To Reproduce**
Steps to reproduce the behavior:
…
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I'm on a german keyboard layout (QWERTZ) and noticed that my undo and redo shortcuts are flipped. That could be because the Z and Y keys are flipped on german QWERTZ in comparison to US QWERTY.
I don…
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На базе размером в 100-150мб приложение может потреблять порядка 1гб памяти.
При этом, если походить по вкладкам настроек или поиска, библиотека может сломаться (пока подозрение на GC).
По памяти …
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## Describe the bug
When we bind a DataGrid to a ItemsSource of type `ObservableCollection` data is shown, but sorting does not work.
## To Reproduce
Steps to reproduce the behavior:
1. Cre…
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## Is your feature request related to a problem? Please describe.
There should be an easy way to check whether a property is null or default or defaultValue.
## Describe the solution you'd like
S…