~$ ls ./encyclopedia --sort=demand
what is docker?
The AI & Tech encyclopedia — clear definitions, the 2026 job market, and the courses to put it into practice.
120 entries indexed
17 new in 2026
3 deep dives
… live
AI & LLMs
artificial intelligence
What is artificial intelligence (AI)?
coming soon
AI & LLMs
an LLM
What is an LLM (Large Language Model)?
coming soon
AI & LLMs
ChatGPT
What is ChatGPT and how does it work?
coming soon
AI & LLMs
prompt engineering
What is prompt engineering?
coming soon
AI & LLMs
fine-tuning
What is fine-tuning an LLM?
coming soon
AI & LLMsNEW
RAG
What is RAG (Retrieval-Augmented Generation)?
coming soon
AI & LLMsNEW
an AI agent
What is an AI agent?
coming soon
AI & LLMsNEW
the MCP protocol
What is MCP (Model Context Protocol)?
coming soon
AI & LLMsNEW
Claude Code
What is Claude Code?
coming soon
AI & LLMs
a token
What is a token (in AI)?
coming soon
AI & LLMs
an embedding
What is an embedding?
coming soon
AI & LLMsNEW
a vector database
What is a vector database?
coming soon
AI & LLMs
an AI hallucination
What is an AI hallucination?
coming soon
AI & LLMs
few-shot learning
What is few-shot learning?
coming soon
AI & LLMsNEW
chain-of-thought
What is chain-of-thought (step-by-step reasoning)?
coming soon
AI & LLMsNEW
the context window
What is an LLM's context window?
coming soon
AI & LLMs
a system prompt
What is a system prompt?
coming soon
AI & LLMs
generative AI
What is generative AI?
coming soon
AI & LLMsNEW
multimodal AI
What is multimodal AI?
coming soon
AI & LLMs
inference
What is inference (in AI)?
coming soon
AI & LLMs
RLHF
What is RLHF (Reinforcement Learning from Human Feedback)?
coming soon
AI & LLMsNEW
vibe coding
What is vibe coding?
coming soon
AI & LLMs
GitHub Copilot
What is GitHub Copilot?
coming soon
AI & LLMsNEW
AGI
What is AGI (Artificial General Intelligence)?
coming soon
Machine & Deep Learning
machine learning
What is machine learning?
coming soon
Machine & Deep Learning
deep learning
What is deep learning?
coming soon
Machine & Deep Learning
a neural network
What is a neural network?
coming soon
Machine & Deep Learning
a CNN
What is a CNN (Convolutional Neural Network)?
coming soon
Machine & Deep Learning
an RNN
What is an RNN (Recurrent Neural Network)?
coming soon
Machine & Deep Learning
a GAN
What is a GAN (Generative Adversarial Network)?
coming soon
Machine & Deep Learning
a Transformer
What is a Transformer (AI architecture)?
coming soon
Machine & Deep Learning
reinforcement learning
What is reinforcement learning?
coming soon
Machine & Deep Learning
supervised learning
What is supervised learning (vs unsupervised)?
coming soon
Machine & Deep Learning
overfitting
What is overfitting?
coming soon
Machine & Deep Learning
feature engineering
What is feature engineering?
coming soon
Machine & Deep Learning
NLP
What is NLP (Natural Language Processing)?
coming soon
Machine & Deep Learning
computer vision
What is computer vision?
coming soon
Machine & Deep Learning
scikit-learn
What is scikit-learn?
coming soon
Machine & Deep Learning
TensorFlow
What is TensorFlow?
coming soon
Machine & Deep Learning
PyTorch
What is PyTorch?
coming soon
Data & Big Data
Big Data
What is Big Data?
coming soon
Data & Big Data
data science
What is data science?
coming soon
Data & Big Data
a data engineer
What is a data engineer (and what do they do)?
coming soon
Data & Big Data
pandas
What is pandas (Python)?
coming soon
Data & Big Data
NumPy
What is NumPy?
coming soon
Data & Big Data
Matplotlib
What is Matplotlib?
coming soon
Data & Big Data
EDA
What is EDA (Exploratory Data Analysis)?
coming soon
Data & Big Data
an ETL pipeline
What is an ETL pipeline?
coming soon
Data & Big Data
a data lake
What is a data lake (vs data warehouse)?
coming soon
Data & Big Data
Apache Spark
What is Apache Spark?
coming soon
Data & Big Data
Databricks
What is Databricks?
coming soon
Data & Big Data
Elasticsearch
What is Elasticsearch?
coming soon
Data & Big Data
Neo4j
What is Neo4j (graph database)?
coming soon
Data & Big Data
SQL
What is SQL?
coming soon
Data & Big Data
NoSQL
What is NoSQL?
coming soon
Data & Big Data
real-time streaming
What is real-time data streaming?
coming soon
Cloud & DevOps
cloud computing
What is cloud computing?
coming soon
Cloud & DevOps
AWS
What is AWS (Amazon Web Services)?
coming soon
Cloud & DevOps
Docker
What is Docker?
coming soon
Cloud & DevOps
a container
What is a container (vs virtual machine)?
coming soon
Cloud & DevOps
Kubernetes
What is Kubernetes (K8s)?
coming soon
Cloud & DevOps
Terraform
What is Terraform?
coming soon
Cloud & DevOps
CI/CD
What is CI/CD?
coming soon
Cloud & DevOps
DevOps
What is DevOps?
coming soon
Cloud & DevOps
serverless
What is serverless?
coming soon
Cloud & DevOps
AWS Lambda
What is AWS Lambda?
coming soon
Cloud & DevOps
Infrastructure as Code
What is Infrastructure as Code (IaC)?
coming soon
Cloud & DevOps
Linux
What is Linux (and why learn it)?
coming soon
Cloud & DevOps
Git
What is Git?
coming soon
Cloud & DevOps
GitHub
What is GitHub (and how is it different from Git)?
coming soon
Cloud & DevOps
MLOps
What is MLOps?
coming soon
Cloud & DevOps
observability
What is observability (logs, metrics, traces)?
coming soon
Web Dev & SaaS
HTML
What is HTML?
coming soon
Web Dev & SaaS
CSS
What is CSS?
coming soon
Web Dev & SaaS
React
What is React?
coming soon
Web Dev & SaaS
Next.js
What is Next.js?
coming soon
Web Dev & SaaS
Tailwind CSS
What is Tailwind CSS?
coming soon
Web Dev & SaaS
an API
What is an API?
coming soon
Web Dev & SaaS
a REST API
What is a REST API?
coming soon
Web Dev & SaaS
GraphQL
What is GraphQL?
coming soon
Web Dev & SaaS
FastAPI
What is FastAPI?
coming soon
Web Dev & SaaS
Django
What is Django?
coming soon
Web Dev & SaaS
Flask
What is Flask?
coming soon
Web Dev & SaaS
microservices
What are microservices?
coming soon
Web Dev & SaaS
a SaaS
What is a SaaS?
coming soon
Web Dev & SaaS
an MVP
What is an MVP (Minimum Viable Product)?
coming soon
Web Dev & SaaS
a webhook
What is a webhook?
coming soon
Web Dev & SaaS
SEO
What is SEO?
coming soon
Python
Python
What is Python (and why is everyone learning it)?
coming soon
Python
OOP
What is object-oriented programming (OOP)?
coming soon
Python
Pydantic
What is Pydantic?
coming soon
Python
SQLAlchemy
What is SQLAlchemy (Python ORM)?
coming soon
Python
Celery
What is Celery (async tasks)?
coming soon
Python
Redis
What is Redis?
coming soon
Python
async Python
What is async Python (async/await)?
coming soon
Python
a virtual environment
What is a Python virtual environment (venv)?
coming soon
Security
cybersecurity
What is cybersecurity?
coming soon
Security
ethical hacking
What is ethical hacking?
coming soon
Security
a pentest
What is a pentest (penetration test)?
coming soon
Security
a red team
What is a red team (vs blue team)?
coming soon
Security
an XSS vulnerability
What is an XSS vulnerability?
coming soon
Security
SQL injection
What is SQL injection?
coming soon
Security
phishing
What is phishing?
coming soon
Security
ransomware
What is ransomware?
coming soon
Security
a zero-day
What is a zero-day vulnerability?
coming soon
Security
encryption
What is encryption?
coming soon
Security
a JWT
What is a JWT (JSON Web Token)?
coming soon
Security
2FA
What is two-factor authentication (2FA)?
coming soon
Security
OWASP
What is OWASP (and its Top 10)?
coming soon
Productivity & Career
Microsoft Copilot
What is Microsoft Copilot (Word, Excel, PowerPoint)?
coming soon
Productivity & Career
Midjourney
What is Midjourney?
coming soon
Productivity & CareerNEW
no-code
What is no-code (and low-code)?
coming soon
Productivity & CareerNEW
AI automation
What is AI automation in business?
coming soon
Productivity & Career
AI ethics
What is AI ethics?
coming soon
Productivity & CareerNEW
the AI Act
What is the AI Act (EU AI regulation)?
coming soon
Productivity & Career
AI project management
What is AI project management (and why do AI projects fail)?
coming soon
Productivity & CareerNEW
a career in AI
Working in AI in 2026: which jobs, which salaries?
coming soon
AI & LLMsdeep diveNEW
Claude Code in depth
Claude Code: agents.md, memory.md, skills.md — how they work together
coming soon
AI & LLMsdeep diveNEW
AI agents in production
Autonomous AI agents: from prototype to production
coming soon
Productivity & Careerdeep diveNEW
The 2026 AI stack
The 2026 AI stack: which tools to learn first?
coming soon
$ grep: no concept found