Patryk Karny

@patrykkarny

Front End Engineer ★ JavaScript enthusiast ★ Fan of functional programming

Vrijeme pridruživanja: listopad 2014.

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  1. proslijedio/la je Tweet
    27. sij

    Tips on debugging React performance with: * Chrome DevTools * React DevTools * React Profiler API and

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  2. proslijedio/la je Tweet
    28. sij

    Cool interactive CSS Grid builder: Supports template areas, line names and outputs to !

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  3. proslijedio/la je Tweet
    29. sij

    Tip: has a Shadow Editor built in!

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  4. proslijedio/la je Tweet
    29. sij

    Bubble sort visualization (by u/pedrovhb)

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  5. proslijedio/la je Tweet
    29. sij

    JS app developers should learn: -FP basics: pure functions, curry, function composition -objects: aggregation, delegation, concatenation, encapsulation -async patterns: callbacks, promises, events, streams

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  6. proslijedio/la je Tweet
    31. sij

    Tip: can take full size screenshots of websites. Press Cmd + Shift + P and type "Capture full size screenshot"

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  7. proslijedio/la je Tweet
    31. sij

    "If you can't measure it, you can't improve it" covers how to measure modern web performance metrics & optimize for them.

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  8. proslijedio/la je Tweet
    2. velj

    Tip: highlight images missing alt text with img:not([alt])

    Using img:not([alt]) to highlight images missing alt text. You can also use Lighthouse or editor plugins to detect the same.
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  9. proslijedio/la je Tweet
    26. sij

    Adaptive Media Loading with React & Next.js: 🐌 Slow network? Low-memory? > Light experience. 💨 Fast network? High-memory? > Full experience. 🔧 Built with Client Hints (server) & react-adaptive-hooks (client)

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  10. proslijedio/la je Tweet
    24. sij

    I am legitimately SHOCKED that was able to recreate the PlayStation 4 interface in . Mind completely blown! I keep saying that visual software development is the future, but it's already happening right now! 👉 (desktop)

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  11. proslijedio/la je Tweet
    18. sij

    Oh snap. Just found a situation where using a for of loop was BLAZINGLY FASTER than using a filter + reduce. Gotta figure out a good way to explain it, because it was just such a huge difference. Like, I'm talking: ~50ms vs ~2 minutes... Or something like that

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  12. proslijedio/la je Tweet
    3. sij

    All code using array.reduce should be rewritten without array.reduce so it's readable by humans *mutes thread*

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  13. proslijedio/la je Tweet
    13. sij

    first time im trying react-refresh and the experience is crazy. notice how all components stay safely mounted, counter keeps on ticking, threejs stuff just stays put. not a single page refresh i could see. hmr never felt that safe and fast. 2 lines added to my build config. 👏

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  14. proslijedio/la je Tweet
    14. sij

    Great read on building your own React from scratch by . Covers in code many React fundamentals at a high level.

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  15. proslijedio/la je Tweet
    14. sij

    4 layouts for the price of 1, thanks flex 👍 css` form { display: flex; flex-wrap: wrap; & > input { flex: 1 1 10ch; margin: .5rem; &[type="email"] { flex: 3 1 30ch; } } } ` view source on Codepen 👇

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  16. proslijedio/la je Tweet
    15. sij
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  17. proslijedio/la je Tweet
    16. sij

    🔥 Depcheck will show you unused dependencies in your package.json Handy for clean up after a big refactor npm i -g depcheck

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  18. proslijedio/la je Tweet
    16. sij

    🔥 If you have a project with a backend and frontend, use this little command to open each in their own editor as well as a new tab in your terminal: for folder in */; do code && hyper ; done

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  19. proslijedio/la je Tweet
    16. sij

    Me explaining local maxima vs explaining local maxima This is why i dont get the big bucks lol

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  20. proslijedio/la je Tweet
    18. sij

    Clean Code concepts for JavaScript: ~ a huge collection of patterns for writing readable, reusable, and refactorable code. By

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