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Handling JSON without allocations C# ASP.NET Core

Posted by Inga Bemman September 17, 2020

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Handling JSON without allocations C# ASP.NET Core

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WPF Bar Chart rendering with skia

WPF Chart with SkiaSharp SkiaShrap graphics library renders gradients very very smooth and I love it on WPF (as opposed to natural way of creating gradients) it also scales nicely when a window resizes without extra code;

Diagnostic Tools

© Andrey Akinshin 2019 Andrey Akinshin Pro .NET Benchmarking https://doi.org/10.1007/978-1-4842-4941-3_6 .NET Diagnostic Tools Andrey Akinshin 1 (1) Saint Petersburg, Russia If all you have is a hammer, everything looks like a nail. — Abraham Maslow Benchmarking is only one of the performance investigation steps. In this chapter, you will find a brief overview of the some important diagnostic tools that can be useful for the whole investigation. We will learn the following kinds of tools: Benchmarking harness This tool automatically benchmarks the specified method and displays corresponding metrics. It tells you how much time it takes to perform this method, but it doesn’t always tell you why you have such values. Performance profiler This tool measures performance metrics for each called method inside an application. It tells you where the performance bottleneck of the application is and allows exploring performance profiles with detailed information about consumed CPU resou

Benchmark.NET usage with WPF

| Method | Toolchain | Mean | Error | StdDev | Median | Ratio | RatioSD | Gen 0/1k Op | Gen 1/1k Op | Gen 2/1k Op | Allocated Memory/Op | |----------------- |-------------- |------------:|-----------:|------------:|---------:|------:|--------:|------------:|------------:|------------:|--------------------:| | LoadImageControl | .NET Core 3.0 | 450.2 us | 108.9 us | 286.8 us | 337.7 us | 0.95 | 1.37 | - | - | - | 1.05 KB | | LoadImageControl | net471 | 13,463.7 us | 7,503.8 us | 22,125.2 us | 507.3 us | 1.00 | 0.00 | - | - | - | 18 KB | Run in RELEASE mode to get the benchmark report

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