Skilzy Blog

Learn AI the practical way

Fresh AI news, Claude Code tutorials and vibe coding guides. From zero to shipped app in hours.

Man using a laptop with charts on the screen
Claude Code

Claude Code Subagents: Delegate a Task Without Polluting Your Context

Learn how to build Claude Code subagents in 5 minutes: the config file, picking tools, real use cases and honest limits. A tutorial for beginners.

8 min
Designer working on a digital mockup
Vibe Coding

Vibe Coding and Security: The Flaws AI Leaves Behind, and How to Close Them

Exposed API keys, an open database, missing access checks: here are the 6 typical flaws in AI-generated code and the checklist to close them before you ship.

10 min
Colorful code on a screen
Claude Code

The CLAUDE.md File: Writing Instructions That Claude Code Actually Follows

Your CLAUDE.md file decides how good your Claude Code sessions are. Where to put it, what to write in it, and which mistakes to avoid: a step-by-step guide.

10 min
Creative desk with coffee and a notebook
Vibe Coding

Vibe Coding: 12 Real Projects Built by Non-Developers

Twelve concrete vibe coding examples: internal tools, micro-SaaS, personal apps. The time spent, the real budget, and the tools used for each one.

10 min
Robot typing on a keyboard
Prompt engineering

Context engineering: structuring an LLM's context

Context engineering is deciding what your AI reads before it answers. A 5-layer method, the mistakes that pollute your context, and where to practice.

8 min
Business chart on a tablet
AI dla przedsiębiorców

7 AI Services to Sell When You're Starting Out

Want to sell AI services with no experience? Here are 7 profitable services, the price ranges people actually charge, and how to land your first 3 clients.

10 min
Diploma and professional certification
Certyfikaty i finansowanie

Funding AI Training: France Travail, OPCO, CPF

CPF, France Travail, OPCO: who can pay for your AI training in 2026, how much you'll owe out of pocket, and which documents to prepare. A step-by-step guide.

9 min
Modern business meeting
AI dla przedsiębiorców

Finding Your First Clients with AI

Three concrete methods for finding your first clients with AI: sharp targeting, messages that actually get replies, automated follow-ups, and the legal rules.

9 min
Books and a notebook sitting on a desk
Samouczki dla początkujących

Free AI courses vs structured training: the real match-up

Free AI courses or structured training? We compare the content, the real cost of stacked subscriptions and the results, plus a no-credit-card trial.

9 min
Hand typing on a keyboard with code on the screen
Prompt engineering

Few-Shot Prompting Explained With Examples

Few-shot prompting explained simply: definition, the 4-block structure, 5 copy-paste prompts with examples, and the mistakes that ruin your results.

10 min
Team working together in front of a laptop
AI dla przedsiębiorców

Becoming an AI Freelancer: Where to Start, Concretely

Going freelance in AI with no experience: the 4 concrete steps, legal setup, pricing, and a 30-day plan to land your first paying client.

9 min
Diploma and professional certification
Certyfikaty i finansowanie

RS6792: The AI and Sales Certification Explained

RS6792: what this state-recognized AI and sales certification validates, who it's for, how much it costs, how to fund it with the CPF, and how to prepare.

9 min