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Roundup #52: .NET Core and systemd, System.Threading.Channels, screencastR, Configuration Pitfalls

Here are the things that caught my eye recently in .NET.  I’d love to hear what you found most interesting this week.  Let me know in the comments or on Twitter. .NET Core and systemd In preview7 a new package was added to the Microsoft.Extensions set of packages that enables integration with systemd. For the Windows focused, systemd allows similar functionality to Windows Services, there is a post on how to do what we discuss here for Windows Services in this post. This work was contributed by Tom Deseyn from Red Hat. In this post we will create a .NET Core app that runs as a systemd service. The integration… Read More »Roundup #52: .NET Core and systemd, System.Threading.Channels, screencastR, Configuration Pitfalls

Event Sourcing with SQL Stream Store

I’ve known about SQL Stream Store for a bit (I believe when it was called Cedar) but haven’t really looked into it much. The premise is to provide a stream store over SQL. Currently supporting MS SQL Server, PostgreSQL, and MySQL. Meaning it is simply a .NET Library you can use with an SQL implementation. Let’s take a look at how you can implement Event Sourcing with SQL Stream Store. SQL Stream Store Demo Application For this demo/sample, I’m going to create a .NET Core 3 console app. The idea will be to create the stereotypical event-sourcing example of a… Read More »Event Sourcing with SQL Stream Store

Custom Metrics to AWS CloudWatch from ASP.NET Core

I was playing around with AWS CloudWatch and was curious to send custom metrics from ASP.NET Core. Specifically the execution time of an HTTP request. AWS SDK I created a simple middleware that starts a StopWatch before calling the next middleware in the pipeline. When it returns, stop the StopWatch and send the data to CloudWatch. First is to add the relevant NuGet packages. Configuration If you’ve never used the AWS SDK/Packages, I recommend checking out my post on Configuring AWS SDK in ASP.NET Core. It goes over creating a named profile to store your AWS credentials and using appSettings… Read More »Custom Metrics to AWS CloudWatch from ASP.NET Core