Find Free Professional Certifications Online.
A curated list of free courses with certifications.

• Free Certifications @ GitHub.

Patterns and techniques for writing high-performance applications with Go.

Better Products, Better Growth. Level up your UX skills with fun weekly comics.

Learn to design experiences users love in 5 min/week.

Related contents:

• Sniper Links: How to increase your email confirmation rates @ Growth.Design.

Wr1t3Up d3 Hip5kull

Joueur de CTF sur diverses plateformes, l’idée de ce site est de mettre à disposition de tous, les diverses résolutions de machines effectuées.
Passionné par la cybersécurité et l’IT, les CTFs me permettent d’apprendre énormément sur les failles et l’exploitation de ces dernières.

LUTE = Learning Using Texts: learn languages through reading.

LUTE (Learning Using Texts) is a standalone web application that you install on your computer and read texts with.

• LUTE @ GitHub.

Become a better frontend developer.

Take your frontend skills to the next level by recreating real websites from real companies.

The perfect type of practice for developers of all skill levels. Are you up for the challenge?

Generate educational software content in minutes, not weeks.

• CodeVideo Studio @ GitHub.

Monte Carlo simulation of the NBA season, leveraging dbt, duckdb and evidence.dev.

A fast, free and open-source Modern Data Stack (MDS) that can be fully deployed on your laptop or to a single machine.

This project implements a sports Monte Carlo simulator using duckdb, dbt, and evidence. The project is built and run about once per day in a github action. You can learn more about this on the original blog post or on the about page.

• MDS-in-a-box @ GitHub.

The Startup CTO's Handbook, a book covering leadership, management and technical topics for leaders of software engineering teams

• The Startup CTO’s Handbook @ GitHub.

An in-depth book and reference on building agentic systems like Claude Code.
A deep-dive guide into architecture patterns for building responsive, reliable AI coding agents.

There's been a lot of asking about how Claude Code works under the hood. Usually, people see the prompts, but they don't see how it all comes together. This is that book. All of the systems, tools, and commands that go into building one of these.

A practical deep dive and code review into how to build a self-driving coding agent, execution engine, tools and commands. Rather than the prompts and AI engineering, this is the systems and design decisions that go into making agents that are real-time, self-corrective, and useful for productive work.

• Building an Agentic System @ GitHub.

publié en 2015 aux éditions du 13h37, l'ouvrage n'est plus achetable en ligne depuis fin 2022 et la fin de l'activité des éditions du train de 13h37. J'en ai récupéré les droits et peut donc le mettre à disposition librement à la lecture ici même.

Learn something new every day. Best Book Summaries & Audio Book Guides.

Get the key ideas from the top
books, podcasts, and experts
in 15 minutes with the Blinkist app.

This repo contains questions and exercises on various technical topics, sometimes related to DevOps and SRE.

Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Interview Questions

leetcode but better.
Head-to-head coding battle with magic.

SQL Indexing and Tuning e-Book for developers.
Use The Index, Luke covers Oracle, MySQL, PostgreSQL, SQL Server, ...

A site explaining SQL indexing to developers—no crap about administration.
SQL indexing is the most effective tuning method—yet it is often neglected during development. Use The Index, Luke explains SQL indexing from grounds up and doesn’t stop at ORM tools like Hibernate.

A Detective SQL Game

SQL Noir is an interactive mystery-solving game where you crack cases by writing SQL queries.

• SQL Noir @ GitHub.

So, you want to build an app that has its data co-located with its UI? That works offline? That synchronizes between clients? And that lets its users own their data?

Related contents:

• I wrote a static web page and accidentally started a community @ Local-First Software.

🧮 Path to a free self-taught education in Mathematics!

The OSSU curriculum is a complete education in mathematics using online materials. It's for those who want a proper grounding in concepts fundamental to all math disciplines, and for those who have the discipline, will, and good habits to obtain this education largely on their own, but with support from a worldwide community of fellow learners.

A Free 9-Week Course on Data Engineering Fundamentals.

Master the fundamentals of data engineering by building an end-to-end data pipeline from scratch. Gain hands-on experience with industry-standard tools and best practices.

For better or for worse, LLMs are here to stay. We all read content that they produce online, most of us interact with LLM chatbots, and many of us use them to produce content of our own.

In a series of five- to ten-minute lessons, we will explain what these machines are, how they work, and how to thrive in a world where they are everywhere.

You will learn when these systems can save you a lot of time and effort. You will learn when they are likely to steer you wrong. And you will discover how to see through the hype to tell the difference. ?