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My chatbot answers well from its knowledge base, but it has no idea how hot it is right now. Ask it “how many degrees is it?” and the model happily makes up a number. To give it live data, I reached for LLM tool calling. How LLM tool calling works With LLM tool calling, the … Read more
Imagine someone who has read every university library in Switzerland. They can answer almost any general knowledge question. But if you ask them what happened at your place last week, or what’s in your internal documents, they have no idea. They weren’t there, and no one showed them. That’s RAG explained simply: the gap this … Read more
I recently opened WhatsApp Web and counted: 52 conversations where someone was waiting on a reply from me, lost in hundreds of group chats and notifications. The native filter strip (All / Unread / Favorites / Groups) does not have a “to reply” view. Unread only catches genuinely unread messages, not the ones I opened … Read more
How to prevent LLM hallucination on contact data by injecting a verified registry into the system prompt.
When using Doctrine, it is sometimes important to find where a SQL query is executed. To do this, simply activate the following option in the Doctrine configuration doctrine: dbal: default_connection: default # A collection of custom types Types: # example some_custom_type: class: AcmeHelloBundleMyCustomType Connections: # A collection of different named connections (e.g. default, conn2, etc.) … Read more
A little-known but very useful operator, for example to sort an array, is the spaceship operator: <=> It compares two values and returns an integer (-1, 0, 1) depending on the result. $a < $b returns -1 $a = $b returns 0 $a > $b returns 1 One way to see it is here: https://3v4l.org/WcRSo … Read more
A really useful tool to keep your code clean is PHP Coding Standards Fixer. It allows us to follow the PHP standards defined in PSR-1, PSR-2, etc. It is also possible to configure it to follow the style of your team with a documentation. The recommended way to install it is outside your code, but … Read more
Let’s say we have a method in a controller like this: /** ‘@Route (path’/add’, name'”add,” methods */ public function add (Request $request,): Response { throw new BadRequestHttpException (‘Error’); } To test that the exception is properly thrown, just write this public function testList(: void { $this->expectException(BadRequestHttpException::class); $client = self::createClient(); $client->catchExceptions (false); $crawler = $client->request ( … Read more
This article contains all the steps necessary to create a Symfony 5 project with docker-compose, nginx and PHP 7.4. File structure To start, we are going to need a docker folder that will contain all the necessary folders for each container. For our example, we will use nginx, php as well as MariaDB Once this … Read more
You have to start by installing the necessary bundle: compose require symfony/twig-pack When done, create the template error404.html.twig templates/ Bundles/ TwigBundle/ Exception/ Error404.html.twig Example of the error404.html.twig template ‘% extends ‘base.html.twig’ %’ ‘% block body%’ <h1>Page not found</h1> <p> The requested page couldn’t be located. Checkout for any URL misspelling or <a href=”{{ path(‘homepage’) }}”>return … Read more