101-Series: Essential Command & Concept Cheat Sheets

Welcome to the 101-Series — the fastest way to master any tech stack.

Each file contains the 101 (or more) most essential commands, concepts, and patterns you actually use every day — distilled into clean, searchable, mobile-optimized Markdown tables. No fluff. No backticks in cells. Just pure signal.

Perfect for:

• Onboarding new team members
• Daily reference during development
• Switching between tools quickly

Star this repo — new sheets added weekly!

Full Index of Cheat Sheets

AI Tools

LLM & Generative AI (Complete Stack)

• 101-HuggingFace-Transformers-Commands – Training & fine-tuning (QLoRA, DPO, multimodal)
• 101-vLLM-Commands – Fastest production serving (70B at 100+ t/s)
• 101-Llama.cpp-Commands – CPU/GPU/edge inference (GGUF, LLaVA, phones)
• 101-Ollama-Commands – Easiest local LLM + OpenAI API (just works)

Cloud Services

• 101-AWS-CLI-Commands
• 101-AWS-CloudFormation-Commands
• 101-AWS-EC2-Commands
• 101-AWS-Lambda-Commands
• 101-AWS-S3-Commands
• 101-Azure-CLI-Commands
• 101-GCP-CLI-Commands
• 101-Terraform-AWS-Commands
• 101-Terraform-Azure-Commands
• 101-Terraform-GCP-Commands

Data Science & ML

• R Commands

Databases

Data Visualization

Spreadsheets

• Excel Commands

Operating Systems

DevOps Tools

• Jenkins Commands
• Kubernetes Commands
• Git DevOps Commands
• Prometheus Commands
• Terraform Commands
• Kubernetes Commands
• Git DevOps Commands
• Prometheus Commands
• Terraform Commands
• GTK3 Commands
• GTK4 Commands
• Qt6 Commands

• RHCE Commands
• Podman Commands

• Flutter Commands

• RHCSA Commands
• GTK3 Commands
• GTK4 Commands
• Qt6 Commands
• RHCE Commands
• Podman Commands