Become a confident web developer by mastering the fundamentals of JavaScript

My name is Marek. I've been writing JavaScript code professionally for eight years.

Now, I'm sharing what I've learned and I'm helping developers master JavaScript.


JavaScript Compendium

I'm compiling definitions and explanations for every fundamental concept of the language.


Marek's JavaScript Blog

Every week, I post a new article on JavaScript.

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JavaScript Videos

Join me as I explore and discuss JavaScript in my video series.

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I'm working on new content which is coming soon. Stick around and subscribe below to receive my updates.