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Cake day: July 3rd, 2023

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  • Depends on how deep down the rabbit hole you want to go :p

    • creating a new variable that contains the updated value
    • recursion (e.g. it’s not possible to make a loop that increments i by 1, but it is possible to turn that loop into a function which calls itself with i+1 as argument)
    • avoiding typical types of operations that would update variable values. For example instead of a for loop that updates every element of a list, a functional programmer will use the map function, which takes a list and a function to apply to each element of that list to create an updated list. There’s several more of these very typical functions that are very powerful once you get used to using them.
    • monads (I’m not even gonna try to explain them as I hardly grasp them myself)


  • In functional programming, everything is seen as a mathematical function, which means for a given input there is a given output and there can be no side effects. Changing a variable’s value is considered a side effect and is thus not possible in pure functional programming. To work around this, you typically see a lot of recursive and higher order functions.

    Declaring all values as const values is something you would do if you’re a diehard functional programmer, as you won’t mutate any values anyway.


  • noli@programming.devtoScience Memes@mander.xyztemperature
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    8 months ago

    It’s all learned behaviour. If you grew up with F that makes total sense and C sounds ridiculous. If you grew up with C that’s totally intuitive for anyone, just as much as F, so using a scale that has no point outside of the weather sounds dumb. Neither system is more intuitive by any means. Both systems ave benefits and downsides.

    Whenever I talk to americans and they use F I need to convert it because I grew up with C and that just makes more sense to me, even if I know the “0-100 F is according to human experience” thing. Like sure, 80F is hot, but how hot is it? Oh 27C that’s hot but not extreme.

    Arguing one or the other is superior is not only pointless but also just silly