What is a popdown? It's a simple dialog that pops down from the top of your browser window once it's loaded HTML in the background. A simple way to load web forms, content, user feedback messages, media and any other in place style content. It's lightweight (4kb) and fast.  Demo

An implementation of HTTP Caching in .NET Core and 4.52+ for HttpClient, ASP.NET Web API, ASP.NET MVC Core and Carter.
 

This books shows all the steps necessary for the development of SPA (Single Page Application) applications with the Aurelia. With this book you will learn:

• How to create a project in Aurelia
• How to create Aurelia plugin
• Understand how the SystemJS imports works
• Using HTTP to connect to a server
• HttpClient
• FetchClient
• How to use Firebase
• Offline the app data
• Working with loopback
• ... 

This preview includes more than 50 bug fixes and functional enhancements. You can query our issue tracker for the full list of issues fixed in Preview 4, as well as for the issues fixed in Preview 3, and Preview 2. 

1/ It's probably not the first thing you think of, but when we started .NET (COM+) in the late 90s, C# didn't exist yet. We were working on it at the same time as the CLR and the framework. So, you might wonder, what language was being used to generate IL and write the BCL? 

We’re proud to announce the release of PowerShell 7.1, the latest major update to PowerShell 7. This release includes a number of improvements and fixes that build on top of the PowerShell 7.0 release in March and the recent GA release of .NET 5.  

This lets you do things that you can’t do in WebAPI’s default binder, specifically:

1. ModelBinds everything, including the body. Assumes the body is FormUrl encoded
2. This means you can do MVC scenarios where a complex type is bound with one field from the query string and one field from the form data in the body.
3. Allows multiple parameters to be bound from the body. 

Containers have revolutionized software development, allowing developers to bundle their applications with everything they need, from the operating system up, into a single package. Docker is one of the most popular platforms for containers, allowing them to be hosted on-premises or on the cloud, and to run on Linux, Windows, and Mac machines. With Docker Succinctly by Elton Stoneman, learn the basics of building Docker images, sharing them on the Docker Hub, orchestrating containers to deliver large applications, and much more.