GUIDES

Guides

Guides

Step-by-step tutorials and field lessons: how to actually do it, one step at a time. Filter by topic or date.

23 guides published

All guides

Development Beginner 4 Jun 2026 12 min

HTML, CSS and JavaScript: the in-depth guide

The web's core trio, in depth: structure with HTML, style with CSS (box model, Flexbox, Grid), make it interactive with JavaScript (DOM, events, fetch). From beginner to intermediate, with examples.

#developpement#html#css#javascript
Development Intermediate 4 Jun 2026 9 min

Web frameworks explained: React, Vue, Laravel, Django…

A framework is not a language: it's a toolbox for building faster. An overview of front-end frameworks (React, Vue, Angular) and back-end frameworks (Laravel, Django, Rails), and how to choose.

#development#frameworks#react#django
Cloud Beginner 4 Jun 2026 8 min

The major cloud providers: AWS, Azure, Google… and where Meta fits in

An overview of the cloud giants: the three hyperscalers (AWS, Microsoft Azure, Google Cloud), the European players (OVHcloud, Scaleway) and a useful clarification — why Meta is not a cloud provider like the others.

#cloud#hosting#aws#providers
Development Beginner 4 Jun 2026 8 min

Web programming languages: a clear overview

HTML, CSS, JavaScript, PHP, Python, SQL… What each web language is for, where it runs (browser or server) and when you use it. The big-picture tour to finally make sense of it all.

#development#languages#front-end#back-end
Accessibility Intermediate 3 Jun 2026 6 min

Web accessibility: making your site usable by everyone (RGAA, WCAG)

What digital accessibility is, why it matters (and is sometimes mandatory), the WCAG/RGAA principles, and simple habits that improve comfort for all your visitors.

#accessibility#rgaa#wcag#inclusion
Automation Advanced 3 Jun 2026 8 min

Automating content creation with AI: method, tools, safeguards

How to build a reliable AI content automation (Claude, GPT): trigger, orchestration (n8n/Make), precise prompts for relevant text with no filler, and human review. Advanced level.

#ia#automatisation#claude#n8n
RGPD Beginner 3 Jun 2026 5 min

Cookies and consent: what the rules say (CNIL)

What a cookie is, the difference between essential and non-essential cookies, when consent is mandatory, and how to put up a compliant cookie banner without annoying your visitors.

#cookies#consent#cnil
Showcase site Beginner 3 Jun 2026 8 min

Build a showcase site in 7 steps

A step-by-step path to launch an effective showcase site: from domain name to local SEO, without getting lost in the technical details.

#site-vitrine#beginner#step-by-step
Development Beginner 3 Jun 2026 5 min

What Is a Website Made Of? HTML, CSS and JavaScript

The three languages behind every web page — HTML (structure), CSS (style), JavaScript (interactivity) — explained simply, with an analogy. Beginner level.

#html#css#javascript#basics
Hosting Beginner 3 Jun 2026 7 min

Hosting: shared, VPS or cloud — which one should you choose?

The main types of web hosting explained: shared, dedicated server, VPS, cloud. Pros, limits, indicative prices and how to choose based on your project.

#hosting#vps#cloud
AI Beginner 3 Jun 2026 7 min

AI that codes: Claude, Codex and Copilot explained

How artificial intelligence assists development: writing, explaining and fixing code. What Claude, Codex and Copilot are, what they can do and their limits.

#ia#claude#codex#copilot
Cloud Beginner 3 Jun 2026 6 min

What exactly is the cloud?

The cloud demystified: what 'in the cloud' really means, the IaaS/PaaS/SaaS models, elasticity and pay-as-you-go, and the questions to ask (cost, lock-in, data).

#cloud#saas#hosting
Hosting Beginner 3 Jun 2026 6 min

DNS explained: the directory of the Internet

How DNS translates a domain name into a server address, what the A, CNAME, MX and TXT records are for, and why a change takes a little time to propagate.

#dns#domain name#hosting
Development Beginner 3 Jun 2026 6 min

APIs: how software programs talk to each other

What an API is, what it does in everyday life (payment, maps, weather, AI) and how it connects websites, applications and services. With a simple analogy.

#api#integration#developpement
General Beginner 3 Jun 2026 5 min

Legal notice: what is mandatory on your website

What French law requires you to display on a website (publisher identity, host, contact), depending on your status — company, freelancer or association. With a ready-to-adapt template.

#legal notice#obligations#compliance
Node.js Intermediate 3 Jun 2026 7 min

Node.js explained: the JavaScript that runs server-side

What Node.js is, why it changed web development, how its non-blocking model works, and when to choose it (or not) over PHP.

#nodejs#javascript#api#real time
Performance Intermediate 3 Jun 2026 7 min

A fast website: performance and Core Web Vitals

Why speed matters for visitors and for Google, what the Core Web Vitals measure (LCP, INP, CLS), and the concrete levers to speed up a site: images, hosting, caching, scripts.

#performance#core web vitals#speed
Traditional web Intermediate 3 Jun 2026 8 min

Traditional web: PHP, Apache and MySQL (the LAMP stack)

How a classic dynamic website works: Apache (web server), PHP (language), MySQL (database). The LAMP stack that powers WordPress and a large part of the web.

#php#apache#mysql#wordpress
RGPD Beginner 3 Jun 2026 7 min

GDPR for Your Website, Without the Legal Jargon

What the GDPR requires from any site that collects data (a form, an email, statistics), the core principles, people's rights, and a practical checklist to stay compliant.

#gdpr#personal data#compliance
Security Intermediate 3 Jun 2026 7 min

Securing a website: the basics that really matter

The essential web security measures, in order of importance: HTTPS, passwords and 2FA, updates, backups, and the most common attacks (phishing, injection, brute force) explained simply.

#security#https#2fa#backup
SEO Beginner 3 Jun 2026 7 min

Local SEO: being found right near you

How to show up when a customer searches 'near me': the Google Business Profile, name-address-phone consistency, reviews, and the on-site basics. The number-one source of customers for a local business.

#seo#local seo#google business profile
Development Intermediate 3 Jun 2026 9 min

Static, dynamic or application: how the web works today

The three main families of sites — static, dynamic (PHP/Apache), application (Node.js) — and where AI (Claude, Codex) and automations fit in. For all levels.

#web-traditionnel#nodejs#ia#architecture
Showcase site Beginner 2 Jun 2026 6 min

The showcase site: everything to understand before you start

What a showcase site is, what it must contain, what it costs and the pitfalls to avoid — for a craftsperson, a shop, a guesthouse or a nonprofit.

#site-vitrine#beginner