Maciej Poppek – Medium

Maciej Poppek

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Maciej Poppek

5 JavaScript Questions You Must Answer Even In The Middle Of The Night

Explore key JavaScript concepts: var vs. let vs. const, == vs. ===, ?? vs. ||, function types, and hoisting essentials. Stay sharp!

Jul 25

5 JavaScript Questions You Must Answer Even In The Middle Of The Night

Jul 25

Maciej Poppek

Understanding Data Types in JavaScript: null, undefined, and Beyond

JavaScript is a versatile programming language known for its dynamic typing and flexibility. Understanding its various data types is…

17h ago

Understanding Data Types in JavaScript: null, undefined, and Beyond

17h ago

Maciej Poppek

The Most Widely Used Pattern in React: The Container-Presentational Pattern

Container-Presentational pattern stands out as the most widely used due to its clear separation of concerns, maintainability, and ease…

1d ago

The Most Widely Used Pattern in React: The Container-Presentational Pattern

1d ago

Maciej Poppek

5 Most Crucial Interview Questions for React (With TypeScript) Beginners

Interviewing for a position as a React developer, especially one that uses TypeScript, can be challenging for beginners. To help you…

2d ago

5 Most Crucial Interview Questions for React (With TypeScript) Beginners

2d ago

Maciej Poppek

Why const in JavaScript is Not What You Really Think It Is

When you first encounter the const keyword in JavaScript, it might seem like a straightforward concept: variables declared with const are…

3d ago

Why const in JavaScript is Not What You Really Think It Is

3d ago

Maciej Poppek

Medium is Being Flooded with Spam All Day Long and No One is Getting Rid of It

I can’t understand how it’s possible, but for the entire week, there’s been endless spam on Medium, staying up for hours (sometimes even…

4d ago

Medium is Being Flooded with Spam All Day Long and No One is Getting Rid of It

4d ago

Maciej Poppek

Why Promises Suck But Not Exactly: Comparing Promises With Async/Await And Exploring Promise.all

If you combine the power of Promise.all and async/await, neither of them sucks anymore!

4d ago

Why Promises Suck But Not Exactly: Comparing Promises With Async/Await And Exploring Promise.all

4d ago

Maciej Poppek

Async/Await — An Easier Way To Write Asynchronous Code In JavaScript

What’s better than Promises in JavaScript? The answer is async/await! Let’s dive deep into the async/await topic!

5d ago

Async/Await — An Easier Way To Write Asynchronous Code In JavaScript

5d ago

Maciej Poppek

Let’s Talk About Promises In JavaScript

Promises in JavaScript are one of a few ways to write asynchronous code in JavaScript. They provide useful techniques to optimize…

6d ago

Let’s Talk About Promises In JavaScript

6d ago

Maciej Poppek

5 Most Useful Utility Types In TypeScript

Master TypeScript Utility Types: Pick, Omit, Readonly, Partial, and Required to Enhance Type-Safe Code Flexibility

Jul 26

5 Most Useful Utility Types In TypeScript

Jul 26

Maciej Poppek

Maciej Poppek

A Senior? Front-end Developer working on a daily basis with JS, TS, React, and some other cool tech 🙂 https://www.linkedin.com/in/maciej-poppek/

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