I am setting up a Kubernetes cluster on Red Hat Enterprise Linux 8.9 (Ootpa) 4.18.0-513.18.1.el8_9.x86_64. I am using Kubernetes version 1.20.8 with docker (20.10.8) as container run time. I have to use this version of Kubernetes as the application I am going to deploy supports only this version. after OS is installed, i did setup cluster with calico and all worked fine. after restart the server calico controller is failing. below is the error me..

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I am currently working with RandomForestClassifier on a classification model, I learned the algorithms on my own from YouTube so I am kind of having hard time working on the project, so I designed the model and also tested it on the test set that I separated from the original dataset, and I also got an accuracy of 96%. The thing is when I try to give a custom input I am encountering an error saying the array you gave is 1D and the model needs a 2D array as ..

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I am trying to port a Charting system from WPF to Avalonia.
My first attempt resulted in cylcic rendering and I eventually tracked this down. According to The Avalonia Layout documentation:
‘The process is invoked again if additional Children are added to the collection’
This obviously does not happen in WPF.
The original design constructed the Chart and it’s components in the MeasureOverride of each element. By first clearing the children and then building any sub elements as required.
It makes sense that this approach in Avalonia will result in cyclic rendering and I have a partially formed work around, though it runs the risk of beincoming convoluted and ..

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