Code snippets
You will find here 30 code snippets I find useful so I don't have to Google ™ or Stackoverflow ™ them when I need. There are also code snippets I always forget! 😁 Sometimes, related links to the code will be available. The main difference with other random snippets you will find on the web is that in most cases (for the Symfony related ones) you will be able to run them directly from this website to check the output so you can verify it works as expected ™.
This snippet shows how to get the text content of a React node Fragment. It is sometimes helpful to extract the text of the follow...
react
Published on 2024-11-13 • Modified on 2024-11-13
This snippet shows how to get an HTML element using a CSS selector with JavaScript. In the previous snippet, we saw how to select ...
JavaScript
Published on 2024-11-10 • Modified on 2024-11-10
This snippet shows how to get an HTML element by CSS class with JavaScript. The getElementsByClassName function returns an HTMLCol...
JavaScript
Published on 2024-10-27 • Modified on 2024-10-27
This snippet shows how to get an HTML element by ID with JavaScript. That's probably one of the most used and valuable JavaScript ...
JavaScript
Published on 2024-10-24 • Modified on 2024-10-24
This snippet shows how to add row numbers to an HTML table using the browser's JavaScript console. Open your browser's JavaScript ...
JavaScript
Published on 2024-10-12 • Modified on 2024-10-12
This snippet shows how to delete all elements of an HTML page having a given class with JavaScript. It is a valuable snippet when ...
JavaScript
Published on 2024-10-10 • Modified on 2024-10-10
This snippet shows how to remove the copy/paste JavaScript events associated with a form's password input field. It is so dull tha...
JavaScript
Published on 2024-05-07 • Modified on 2024-05-07
This snippet shows how to enable the HTML design mode on the fly in the browser with JavaScript. You must open the browser console...
JavaScript
Published on 2024-03-24 • Modified on 2024-03-24
It's something to know about Yarn. When running install (when a previous install has already be done), it doesn't check that every...
yarn
Published on 2021-02-17 • Modified on 2021-02-17
In this snippet, we will see how to use the JavaScript Fetch API asynchronously. Open your JavaScript console and click on the "fe...
JavaScript
Published on 2020-10-25 • Modified on 2020-10-25