Recent snippets
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Using local LLMs from F#
Download and install Ollama: https://ollama.com/ Ollama is a free common host for multiple different LLM-models like Google Gemma, OpenApi's GPT-OSS, Deepseek, etc.
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Like the snippet!Posted: 2 months ago by Tuomas Hietanen
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ModelContextProtocol with FSharp (MCP with F#)
ModelContextProtocol with FSharp (MCP with F#) https://modelcontextprotocol.io/docs/getting-started/intro Client and Server examples using https://github.com/modelcontextprotocol/csharp-sdk
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Like the snippet!Posted: 2 months ago by Tuomas Hietanen
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Weighted Average
Takes a list of (quantity/amount and price/rate) as decimals, and gives a weighted average
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Like the snippet!Posted: 2 months ago by Tuomas Hietanen
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Creating Azure dashboard clock component with Farmer
Example of shaping an anonymous-object-as-JSON structure for an Azure dashboard using strong typing and minimal code using Farmer F# https://compositionalit.github.io/farmer/
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Like the snippet!Posted: 2 months ago by Tuomas Hietanen
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Functional Agent
A functional wrapper around MailboxProcessor that simplifies agent-based concurrency, adds error handling via events, and provides convenience functions to avoid common pitfalls when working with asynchronous message processing in F#.
2 people like this
Like the snippet!Posted: 3 months ago by halcwb
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Timestamp with timezone (YYYYMMDDhhmmssffff+zzzz)
Timestamp: Time format in ISO 8601 with timezone. YYYYMMDDhhmmssffff+zzzz For example 2011-05-17 19:01:10.000 -0200 would be: 20110517190110000-0200
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Like the snippet!Posted: 5 months ago by Tuomas Hietanen
Popular snippets
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Minimal XML DSL
This snippet provides a very small internal DSL for creating and querying XML using the underlying XLinq classes.
374 people like this
Like the snippet!Posted: 14 years ago by Blake Coverett
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Partition a sequence until a predicate is satiated
This function is given a partition predicate and a sequence. Until the predicate returns false, a list will be filled with elements. When it is, both the list and the remainder of the sequence will be returned. Note that this example preserves the laziness of the unchecked sequence elements.
70 people like this
Like the snippet!Posted: 14 years ago by Rick Minerich
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Active pattern for let binding inside patterns
The Let active pattern demonstrated by this snippet can be used to assign values to symbols in pattern matching. This is useful for writing complex pattern matching using match as we can handle multiple cases using a single clause.
64 people like this
Like the snippet!Posted: 14 years ago by Tomas Petricek
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Chain of responsibility II
Unlike the previous chain of responsibility, this version use the pipeline to chain responsibilities.
104 people like this
Like the snippet!Posted: 14 years ago by Tao Liu
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NUnit Sugar
Some simple functions for writing more idiomatic F# tests with NUnit.
91 people like this
Like the snippet!Posted: 14 years ago by Ryan Riley
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Partition a sequence until a predicate is satiated
This function is given a partition predicate and a sequence. Until the predicate returns false, a list will be filled with elements. When it is, both the list and the remainder of the sequence will be returned. Note that this example preserves the laziness of the unchecked sequence elements.
70 people like this
Like the snippet!Posted: 14 years ago by Rick Minerich
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Snippets by authors
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Database contains 3206 snippets out of which 1719 is public.