TAG: fsharp

Hi, I'm Claus! I am taking some time off from my life as an IT consultant in Norway to travel, work on exciting projects and build a business.

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ServiceBus queue trigger service in Azure Service Fabric

One of the things I really like about Azure Web Jobs are the triggers. The concept of writing a small job that triggers every time a message arrives on a queue (for instance) is really powerful. I need the same sort of behavior for applications I am writing using Service Fabric. Fortunately that is easy to achieve. In this post I will show how to react to messages arriving on an Azure ServiceBus queue using a…

Functional queueing with RabbitMQ and F#

RabbitMQ is a great open source messaging broker with very good .NET support. In this blog post I will be looking at an example of how to use the RabbitMQ .NET client with F#, wrapping it to achieve a more functional approach to using RabbitMQ. In our example we will see how we can use RabbitMQ to queue strongly typed messages, and create a consumer that subscribes to the queue, receiving the messages as they arrive…

Azure DocumentDB and FSharp query style examples

Some of the core services at OnCall rely on Azure DocumentDb. While doing some refactoring on the services I started looking into different ways of accessing DocumentDb from an application written in F#. There are several approaches when working with DocumentDB, and while they differ mostly in appearance, I found at least one pitfall to avoid. Example code While working on this post I decided to wrap the code up as a small example of using…