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# Proposal: Add Input Validation Support with INotifyDataErrorInfo
## Summary
Add Input Validation Support with INotifyDataErrorInfo that is supported by x:Bind and Binding. Both Markup Extension…
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### Description
This has been observed on UWP, have not been able to test on other platforms.
I've started noticing a lot of debug messages about binding errors on ui elements inside listview …
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## 概述
`Paging`是`Google`在2018年I/O大会上推出的适用于`Android`原生开发的分页库，随着越来越多的开发者着手使用`Paging`，越来越多的问题暴露出来，最直接的一个问题是：
> 如何管理列表额外的状态？
这样的需求随处可见，比如 `侧滑删除`、`为评论点赞` 等等：
本文将阐述：…
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# Proposal: Better F# support
## Summary
[F#](https://fsharp.org/) is a popular functional-style programming language that has default support in Visual Studio for .NET console apps and li…
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There is a requirement to add 4 new properties to an entity. The input validation rule is as follows - "If User provides value to one of the new properties, then he/ she must enter all other three new…
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### Description
A simple CollectionView with a lot of items (100,000 or so) will hang on Windows and iOS. Memory consumption goes through the roof (gigabytes of allocations) and will eventually eve…
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This is an excellent example, and works exactly the way I want my application to work. However, try as I might I simply can't get my configuration to work the same way. Is there any chance there the…
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### Description
I have a problem with BackButtonBehavior but I can't tell you if it's a problem with MAUI, the MVVM toolkit, or the MAUI toolkit.
I have a page that opens in the main page's onAppear…
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# Proposal: Support ThemeShadow entirely within XAML
## Summary
I know I'll get some flack for calling this a bug but I consider it one :) ThemeResource cannot be used without registering the co…
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## New Feature
### SourceCode
- [Android Utils Code](https://blankj.com/2016/07/31/android-utils-code/)
### Android 14
- [Android 监听截屏操作](https://mp.weixin.qq.com/s/sdIA1diewEOVNh2yF1rwIw)
- …