• Matplotlib quilver draw wind speed and direction


    Composition of an arrow Understanding of several parameters of quilver Quiver ([x, y], u, V, [C], * * kW), where kW can be selected from: Units: the default value is width. Width / height: the width of the arrow is the total length of the X or Y axis. Yes, it is the total length; […]

  • Seaborn’s six simple tips


    Author | zolzaya luvsandorjCompile VKSource: towards Data Science In this article, we will explore some simple ways to customize your charts to make them aesthetically better. I hope these simple techniques can help you get a better picture. Baseline map The script in this article was tested in Python 3.8.3 in the Jupiter notebook. Let’s […]

  • Online design tools worth collecting


    Author: Abhi projectz Crazy technology house Original text: https://dev.to/abhiprojectz/t… No reprint without permission introduce These are some carefully selected online tools that have been tested and I find very useful to share with you. background 1. SVG BACKGROUNDS Like PNG, JPG or GIF, SVG images can also be used as background images in CSS. This […]

  • Do you want to extract image color in the fluent? Try color_ thief_ flutter


    color_thief_flutter (project address)It is a color extractor based on the implementation of color thief on the platform of fluent, and it is absolutely easy to use and easy to usequantize_dart。 It supports the extraction of main colors and color palette directly from network image address or existing images, and also supports obtaining actual images from […]

  • Conversion between bitmap and bitmapimage in WPF (c)


    I. set ImageSource in image control of WPF image1.Source = new BitmapImage(new Uri(@”image file path”, Urikind.RelativeOrAbsolute)); You can also use: System.IO.FileStream fs = new System.IO.FileStream(filepath, System.IO.FileMode.Open, System.IO.FileAccess.Read); byte[] buffer = new byte[fs.Length]; fs.Read(buffer, 0, buffer.Length); fs.Close(); fs.Dispose(); System.IO.MemoryStream ms = new System.IO.MemoryStream(buffer); BitmapImage bitmapImage = new BitmapImage(); bitmapImage.BeginInit(); bitmapImage.StreamSource = ms; bitmapImage.CacheOption = BitmapCacheOption.OnLoad; bitmapImage.EndInit(); […]