Arek Jaworski – Medium

Arek Jaworski

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Published in
Better Programming

The Fastest and Most Efficient Way to Calculate Fibonacci Series in JavaScript

Neither recursion nor iteration, Binet’s formula takes the cake

Sep 15, 2021

The Fastest and Most Efficient Way to Calculate Fibonacci Series in JavaScript

Sep 15, 2021

Published in
JavaScript in Plain English

How To Count Specific Array Elements Using JavaScript

How to do this fast and efficient? Which way is the best one?

Jul 5, 2023

How To Count Specific Array Elements Using JavaScript

Jul 5, 2023

Published in
Level Up Coding

Cyber Security — How not to do it?

Halifax Bank please don’t do this again. First advice is for free!

May 30, 2023

Cyber Security

May 30, 2023

Published in
JavaScript in Plain English

JavaScript Tricks and Mysteries Explained

JavaScript is a language full of surprises. In this article, we will explore some of JavaScript mysteries and explain them using simple…

Mar 29, 2023

Trying to solve tricky JavaScript problems

Mar 29, 2023

Broń Palna w Polsce

W zależności od źródła i czasu publikacji, w Polsce na 100 mieszkańców przypada średnio od 1,3 do 2,5 sztuk broni. Jak wypadamy na tle…

Mar 23, 2023

Broń Palna w Polsce

Mar 23, 2023

Published in
Geek Culture

RyanAir’s Bad Customer Experience

RyanAir you failed

Oct 10, 2022

RyanAir’s Bad Customer Experience

Oct 10, 2022

Published in
Geek Culture

Artificial Intelligence Is Getting Stronger, Faster And Smarter

Should we all be worried about our jobs as AI is taking over the World?

Jun 30, 2022

Iconic shot of HAL 9000 from from 2001: A Space Odyssey movie

Jun 30, 2022

Published in
JavaScript in Plain English

Most Popular JavaScript Arrow Functions Explained

Array map(), reduce(), filter(), forEach(), some() and every() function explained.

May 27, 2022

Arrow Functions

May 27, 2022

Published in
Better Programming

How to Use Custom Authorizer in AWS API Gateway With Serverless

Custom authorizer and serverless

Feb 23, 2022

How to Use Custom Authorizer in AWS API Gateway With Serverless

Feb 23, 2022

Published in
Level Up Coding

Secure Coding Standards

Take your software development skills to the next level by learning secure coding standards.

Dec 6, 2021

Secure Coding Standards

Dec 6, 2021

Arek Jaworski

Arek Jaworski

Software Architect — AWS/Node.JS/JavaScript Contractor and Tutor. I write about programming, computer science, algorithms and more!

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