F# Zen – ROT13

Below is a primitive implementation of ROT13 / Ceasar Cipher in F#. In short it is a simple encryption algorithm that works by ‘shifting’ each letter 13 places. So an ‘a’ becomes an ‘n’, a ‘b’ becomes an ‘o’, and so on. To decrypt the text you simply move 13 places in reverse. We can…

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F# Elevator Pitch

At the PDC I spent about eight hours a day for a full week answering the same question again and again: “What is F# and why should I use it.” While I would love to give a long and nuanced answer to this, in order to achieve a high throughput you need to resort to…

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