Most Read Articles

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Why add a Messenger bot to your Facebook page?
Why add a Messenger bot to your Facebook page?

159 reads
Category: Social networking
Level: Beginner

I thought it would be interesting to write an article on the subject now that I've set up a Messenger bot for my Boréales Créations Facebook page. What is a Messenger bot? You've created a robot? It's your fault, isn't it Skynet? Well, not yet anyway. Here the Messenger bot is simply used to answer for you when people, prospects, customers write to you on your Facebook page. 😃 You know what it's like when you're busy, you don't necessarily check all the notificat...

Josselin Dionisi - Freelance developer
Josselin Dionisi
Mar 15, 2021
What is Symfony and why use it?
What is Symfony and why use it?

158 reads
Category: Web development
Level: Confirmed beginner

Hello 🙂, If you follow this blog at all, you'll know that I really like the Symfony framework. In fact, it's my preferred choice for all my projects (even this blog ...). When you're doing web development, you'll probably have noticed that there's a lot of repetition. Imagine you want to create a simple web application that lets users create "to-dos" and save them - yes, it's a classic... ? Before creating your to-do application, you'll need to (non-exhaustive list) : Cre...

Ludovic Frank - Freelance developer
Ludovic Frank
May 21, 2023
A microservice for generating QR codes
A microservice for generating QR codes

157 reads
Category: Web development
Level: Confirmed beginner

Hey there 😁, Thank you for clicking on this article, I hope you like it 😉. Well, uh... aren't we supposed to be in spring right now? No, because it's cold in the Far East... Ah yes, that's right, we're still not here for it 😮, guess I'm doing it on purpose huh 😛 (yes, I'm totally doing it on purpose). This week it's going to be a cool little article, the big articles will come back, don't worry, but this week, we're just going to go for a microservice...

Ludovic Frank - Freelance developer
Ludovic Frank
Apr 1, 2024
Mailcow, a plug and play e-mail server?
Mailcow, a plug and play e-mail server?

157 reads
Category: System administration
Level: intermediate

Hello, hello 🙂, Thank you for clicking on this article, was it the cow photo that made you click? So, yes... I see what you mean... I let loose on the image and on the title of this page... yes no, but it's summer, we're relaxing here 😛. So, have you ever managed your own e-mail server? I have, several times in the past for different companies I've worked for... Today, we're going to talk about a cow, but, not the one from interville (old man's reference...), but ano...

Ludovic Frank - Freelance developer
Ludovic Frank
Jun 27, 2024
How do you back up your data?
How do you back up your data?

156 reads
Category: Computer security
Level: Confirmed beginner

Following the fire in a datacenter in France, I saw reactions on social networks such as "I've got my company in your servers", which gave me the idea of writing this article.Of course, it's not the owner of the data center who's to blame here, but accidents like this do happen, so you need to be prepared. By having a data backup strategy. Can you imagine? Losing your accounting data? I've already touched on this subject in my article "How to protect yourself from ransomware". The disaster r...

Ludovic Frank - Freelance developer
Ludovic Frank
Mar 23, 2021
Safari doesn't really like HTTP/3
Safari doesn't really like HTTP/3

153 reads
Category: Web development

Hey folks! 😁 So yeah, I know, it's been a while... yeah, since October 2025, I know... But I haven't forgotten you, promise. Update: Following this article, I created this Github repo. Where have you been all this time? How can I put it... Let's just say business exploded in 2025, and over the past few months, well... I've been working, like really a lot. By the way, today's article actually comes from the fact that I was working... well yeah, for me to discover this s...

Ludovic Frank - Freelance developer
Ludovic Frank
May 1, 2026
MealPay, contactless payment (QR Code) for restaurateurs
MealPay, contactless payment (QR Code) for restaurateurs

152 reads
Category: Digitization
Level: Beginner

Hey, hello there ... it's been a long time ... well, a week! How have you been? Sunbathing, sunbathing? Yes, it's important to have a good time! Speaking of good times, have you been sitting on a terrace recently? No, because that's what we're going to talk about today. In fact, we're going to be talking about MealPay, a project that grew out of an adventure that began with my partner Josselin Dionisi. The QR Code as a contactless payment system In fact, the basic idea is simple: we're s...

Ludovic Frank - Freelance developer
Ludovic Frank
Jun 2, 2021
How much does a web developer cost in 2026?
How much does a web developer cost in 2026?

152 reads
Category: Web development
Level: Beginner

Hello ?, Just as everyone in the world understands why one car can cost up to 50 times more than another, in the web world there's sometimes a lack of understanding of prices, especially since the advent of certain advertisements promising to get everything for nothing. In this article, I'll try to guide you and give you some real figures on pricing in the web and development field. In the first part, we'll cover the basics, and in the second, we'll take a look at some very concrete cases....

Ludovic Frank - Freelance developer
Ludovic Frank
Jun 6, 2022
What is WEBP and why use it?
What is WEBP and why use it?

152 reads
Category: Web development
Level: Confirmed beginner

Hello there, This week we're going to be talking about image formats. In fact, this article follows on from my article on CSS, and we're going to be talking about optimizing sits, in this case images. First of all, we'll review the older image formats, find out how to optimize them and finally talk about WEBP. We'll even see how it's possible to have a site or application that uses this format automatically, as is the case on the site you're currently visiting. Other image formats We'...

Ludovic Frank - Freelance developer
Ludovic Frank
Oct 10, 2022
How do I manage ChatGPT prompts on macOS?
How do I manage ChatGPT prompts on macOS?

151 reads
Category: Artificial intelligence
Level: Beginner

Salutation voyageur? (what? what plagia?), On this blog, there hasn't yet been an article on chatGPT, why? Quite simply, because if it's to tell you the same thing you've already seen elsewhere, there's no point. So I've been waiting for something interesting and useful to tell you, and it looks like I've got one. If you're using ChatGPT, you must have accumulated quite a few prompts for communicating with it, and then after a while you realize that "copy/paste" isn't the most practical...

Ludovic Frank - Freelance developer
Ludovic Frank
May 8, 2023