Code snippets

You will find here 38 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 ™.

Sometimes it's useful to know if a form is valid inside a Twig template. Indeed, when using the form...

Symfony
Published on 2019-07-23 • Modified on 2019-07-23

 Show me the code


Sometimes it's useful to know if the debug mode is activated. (with the famous debug bar) For exampl...

Symfony
Published on 2019-07-22 • Modified on 2019-07-22

 Show me the code


I always forget how to do this! 🤔 So we will load the XML with a PHP DOMDocument object then we will...

PHP
Published on 2019-07-18 • Modified on 2019-07-18

 Show me the code


Here are two simple bash scripts I am using on this blog to deploy this application. This is a side ...

Symfony
Published on 2019-07-08 • Modified on 2019-07-08

 Show me the code


When having form for entities, it is common to have unique constraints, for example on the username ...

Symfony
Published on 2019-07-04 • Modified on 2019-07-04

 Show me the code


It's now common to have forms using multiple steps. Generally you build one form and depending on th...

JavaScript
Published on 2019-06-17 • Modified on 2019-06-17

 Show me the code


When buidling a form, sometimes you want a field to be rendered with the help of Vue.js instead of S...

Symfony
Published on 2019-06-12 • Modified on 2019-06-12

 Show me the code


Symfony 4.3 beta1 is out as of the 2019-05-10, you can test it by modifying your composer.json file....

Symfony
Published on 2019-05-11 • Modified on 2019-05-22

 Show me the code


Here a very simple way to display something to the user the very first time it accesses your website...

JavaScript
Published on 2019-05-08 • Modified on 2019-05-08

 Show me the code


When editing an entity with the EasyAdmin bundle and having relations to other entities, sometimes y...

Symfony
Published on 2019-05-07 • Modified on 2019-05-07

 Show me the code