Code snippets

You will find here 264 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 show hidden characters with Neovim. We must use the listchars parameter. In the following configuration:...

neovim

Published on 2024-03-03 • Modified on 2024-03-03

 View the code


This snippet shows three ways to create a date object from a timestamp with PHP. The trick with the @ prefix is not well known. No...

PHP

Published on 2024-02-27 • Modified on 2024-02-27

 View the code


This snippet shows how to use negative indices with PHP arrays. It is one of the breaking changes introduced by PHP 8. If an array...

PHP

Published on 2024-02-24 • Modified on 2024-02-24

 View the code


In the previous snippet, we saw how to list files of a directory and its subfolders with the RecursiveDirectoryIterator SPL class...

Symfony

Published on 2024-02-13 • Modified on 2024-02-13

 View the code


This snippet shows how to list files of a directory and its subfolders with PHP. There are several ways to achieve this goal, but ...

PHP

Published on 2024-02-12 • Modified on 2024-02-12

 View the code


This snippet shows how to check if a string contains valid JSON with PHP. This function was introduced in PHP 8.3 to avoid using j...

PHP

Published on 2024-02-07 • Modified on 2024-02-07

 View the code


This snippet shows how to get the difference between a tag and the current branch with Git. It is straightforward; we have to pass...

GIT

Published on 2024-01-28 • Modified on 2024-01-28

 View the code


In a previous snippet, we saw a (ugly) hack to convert a string variable to an integer. Here, we validate with the multi-purpose ...

PHP

Published on 2024-01-19 • Modified on 2024-01-19

 View the code


This snippet shows how to get the PostgreSQL version. Yes, this is as simple as this. Note that this is the exact same query with ...

postgresql

Published on 2024-01-10 • Modified on 2024-01-13

 View the code


This snippet shows how to obtain the MySQL or MariaDB version. Yes, this is as simple as this. Note that this is the exact same qu...

MySQL

Published on 2024-01-06 • Modified on 2024-01-06

 View the code