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    Swizec's articles in the "programming" category

    I aim to write mindblowing emails with real insight into the career and skills of a modern software engineer. "Raw and honest from the heart!" as one reader described them.

    Below are 94 articles filed under programming. Enjoy ❤️

    Programming in Markdown

    What if you could focus on the fun _engineering_ part of your job, not on coding? You can!

    useCallback is a code smell

    One of my favorite ways to simplify and de-gotcha React code is to rip out all the useCallback and useMemo drama. 90% of the time you don't need it.

    If it works together, it lives together

    Wherein I use LEGO to talk about organizing your code for ease of use

    Why others' code is hard to navigate

    Some people like to organize code in files and folders and neat categories. Others love search. When they work together, that's the challenge.

    Your code doesn't matter

    "Your code doesn't matter" is something experienced programmers say, between the lines, when they sound like complete lunatics. But what do they mean? Why does everyone say it?

    Move your business logic into data

    The quickest way to simplify a complex function with lots of logic is to turn it into data. A lesson from production

    Small choices can wreck your codebase

    wanna see the strangest looping construct I've found in production code?

    Stop SHOUTING = 'shouting'

    A hill I will die on 👉 global CONSTANT = 'constant' are bad

    A cool JavaScript property you never noticed

    A few years ago I was playing around with JavaScript trying to find the cleanest way to implement callbacks in functions. Primarily I wanted a readable way to make certain the last argument passed is a callback, withut having to rely on knowing how many arguments there are and so on. Instead I stumbled upon a pretty cool feature of how javascript handles function arguments.

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