Felix Gerschau
Web developer. Writes about the things he learns and he is interested in. Lately, this includes React, PWAs, and frontend performance.
7 articles by Felix Gerschau
All about React's createRef method
React refs are a useful and powerful tool that we can use to get even more control over the elements in our application.
JavaScript's Memory Management Explained
Allocating memory is the process of reserving space in memory, while releasing memory frees up space, ready to be used for another purpose.
JavaScript Event Loop And Call Stack Explained
JavaScript Event Loop is responsible for executing the code, collecting and processing events, and executing queued sub-tasks.
React’s onClick Event Handler Explained
The React onClick event handler enables you to call a function and trigger an action when a user clicks an element, such as a button.
How to Use Props to Pass Data to Child Components in React.js
Learn how to make your React components reusable by using props. Props are a powerful feature that enables the component-based approach.
JavaScript Heap Out Of Memory Error
A quick solution that you can use to fix "Heap Out Of Memory Error" in JavaScript. We lay out the causes and how to prevent them.
How to Measure Performance in JavaScript Applications
How to accurately measure the performance of your JavaScript application using the browser's Performance APIs (now, mark and measure).