Introduction to Lucene
Lucene Components Overview
Lucene Query (Search) Syntax Examples
Advanced Lucene Query Examples
Building a Search Index with Lucene
Integrating Lucene Search into an Application
Lucene Analysis Process Guide

You can learn how the .NET ecosystem works on Stackify. It consists of runtimes (.NET Framework, .NET Core and Mono for Xamarin), class libraries, and a common infrastructure (runtime tools and languages).  

5 Best Platforms to Learn and Practise Regex  

Top 5 resources to learn .NET Core web development 

Got 15 minutes and want to learn Git? 

GitHub Pull Request Tutorial
LEARN TO SUBMIT YOUR FIRST PR

Microsoft today shipped the sixth preview of .NET 5, saying the milestone release designed to combine all things .NET is only two steps away from becoming feature complete in Preview 8, with the final GA release scheduled for November.  

Experiments with the new WASI workload in .NET 8 Preview 4
.NET 8 adds a new "wasi-experimental" workload, replacing the earlier Wasi.Sdk. This is a step towards giving .NET native, built-in support for server-side WebAssembly scenarios.
This video shows how to get started, then demonstrates how .NET+WASI creates possibilities for new kinds of apps and new ways to use .NET. 

Iconoir: 1300+ Open Source SVG Icons — A vast array of clean and simple icons, complete with ways to quickly integrate them into React, React Native, Figma, and other apps – or just using CSS, if you prefer. 

Ah, yes, Vim, the powerful text-editor that is everywhere and a place where even the wisest can’t quit. You had to hear about it at least once. Or you might have considered learning or trying it. But why do it now?

It’s 2020, doesn’t everyone use VSCode already? Let’s dive in and figure why someone would still learn Vim.