jindraivanek F# Node

Jindřich Ivánek

Jindřich Ivánek

23 followers

Jindřich Ivánek personal blog, software developer focused mainly on F#, with a passion for functional programming, problem solving, efficient algorithms and programming languages.

F# tips weekly #13: Operators

Apr 18, 20243 min read

Using operators like =, +, && or |> is daily bread of writing F#. Let's look at how they work under the hood. Operator is a function Every operator...

F# tips weekly #13: Operators

F# tips weekly #12: Recursive active patterns - parser example

Apr 4, 20246 min read

This week, this article will be a little different. I want to show you that we can use recursive Active Pattern to create an expression parser. While...

F# tips weekly #12: Recursive active patterns - parser example

F# tips weekly #11: Active patterns (2)

Mar 28, 20244 min read

Continuing from the previous week, let's delve into some active pattern implementation details and advanced use cases. Single-case active pattern As...

F# tips weekly #11: Active patterns (2)

F# tips weekly #10: Active patterns (1)

Mar 21, 20243 min read

Active patterns are a great and unique feature of F#, allowing us to extend pattern matching with custom cases. Partial Active Patterns The most basic...

F# tips weekly #10: Active patterns (1)

Infinity ♾ forecast bug

Mar 14, 20243 min read

At one of our customer project at Ciklum Western Europe, we encountered an interesting bug after migrating to .NET8 from .NET6. The project is a...

Infinity ♾ forecast bug

F# tips weekly #9: Shadowing

Mar 7, 20243 min read

Shadowing is one of the core design choices of the F# language. Although it may seem like a simple feature, allowing us to define a new binding with...

F# tips weekly #9: Shadowing