While developing our application Nuvola, we often find ourselves having to rely on some sort of property representing some state of an entity. A simplified example would be the representation of what a student state in a given day is.…
In October 2019, I was able to present a talk at the annual sfday, the Italian conference about Symfony. The main focus of my presentation was how we handle Doctrine in our setup which includes both master-slave and sharding, something…
Author: Stefano Frasca The Cascade is a fundamental element of CSS: it means that in order to fully understand how an element will be rendered, a developer should be aware of how weight, specificity, and order will affect the process.…
That’s tricky! Let’s assume we have two arrays like these:
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class Foo { public $bar; public $flag; public function __construct(string $bar, bool $flag) { $this->bar = $bar; $this->flag = $flag; } public function __toString(): string { return $this->bar; } } $array1 = [ new Foo('test', true), ]; $array2 = [ new Foo('test', false), ]; |
Looking at these few lines I would expect that those two arrays are different but if we compare them with php array_diff function they’re the same:
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var_dump(array_diff($array1, $array2)); array(0) { } |
This happens…
The usual way of defining a controller in a default Symfony installation is by placing it in the src/Controller directory, but there might be situations where you just don’t want to do that. For instance, if you’re using some sort…
There are various types of code reuse in Twig but, what are the differences between them? In this article we’ll explore the differences between include, embed and macro. First of all, some definitions from the documentation: The include statement includes…
Autore: Stefano Frasca Gli indicatori di avanzamento informano gli utenti sullo stato dei processi in corso, come il caricamento di un’app, lo stato di una richiesta remota, l’invio di un modulo o il salvataggio degli aggiornamenti. Comunicano, inoltre, visivamente lo…
Author: Stefano Frasca In Madisoft it’s been a long time since we use Webpack to manage the project bundling and organize the bundles of our static resources. Going to migrate the Webpack versions up to the current 4.20.2 it was…
You all, at some point, faced the necessity to compare old and new values when storing an entity. Here is where Doctrine EntityListener comes at help. Let imagine you have this User entity
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<?php namespace App/Entity; class User { /** @var string $email */ private $email; public function getEmail(): string { return $this->email; } } |
and you want to notify the…
Author: Stefano Frasca Well. As the title says, let’s talk about a script: scripts that run in the NPM ecosystem. In a developer’s work path it is very common to find yourself repeating tasks like deleting temporary files, minify and…
