Rob Slavin

Playwright is a cross-platform, cross-browser tool for testing web apps. It supports .NET, Node.js, Python, and Java. In my experience, support varies quite a bit between Node.js, which I understand to be the most popular way of using the API, and the .NET API. It has an extension for VS Code, which is not supported when using the .NET API. However, it seems to work well with Visual Studio, and the docs focus on this IDE.

A Tax File Number (TFN) is a unique identifier issued by the Australian Taxation Office (ATO) to individuals and organizations for tax and superannuation purposes. It consists of a nine-digit number, where the last digit is a checksum, which ensures that the number is valid. The below tool generates random TFN with a valid checksum. Once you have clicked on the Generate TFN button, click the TFN to copy it to your clipboard.

Often when starting a new F# app, there comes a time when I want to read some configuration settings from a file, which can be overridden by environmental variables when running in production. This is closely followed by head-scratching as I try to remember how ConfigurationBuilder works and what NuGet packages I need. The below example should set you straight until Microsoft changes the API again, which should be just before the next time I type dotnet new .