Agentic AI
Complete guide to building AI agents — architecture, tool use, memory, planning patterns, multi-agent systems, frameworks, evaluation, and production best practices.
20 min readAdvanced
Engineering guides & cheat sheets
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Find cheat sheets for your favorite tools and frameworks
AI Workflow
AI workflow cheat sheet for building software with AI — planning, incremental development, testing strategies, and codebase management tips.
15 min readBeginner
Async JavaScript
Promises, async/await, error handling, parallel execution, and common async patterns.
8 min readAdvanced
Bash
Bash scripting — variables, conditionals, loops, functions, pipes, and common scripting patterns.
10 min readIntermediate
Docker
Container management, Dockerfile syntax, docker-compose, networking, and volume management.
12 min readIntermediate
FastAPI
FastAPI routes, request models, dependency injection, authentication, and async patterns.
10 min readIntermediate
GCP
Google Cloud Platform essentials: Compute Engine, GKE, Cloud Run, Cloud Storage, IAM, and core CLI commands.
14 min readIntermediate
Generative AI
Practical Generative AI playbook for building reliable LLM features: prompting, context design, RAG, evaluation, safety, and production operations.
18 min readIntermediate
Git
Essential Git commands for version control, branching, merging, and collaboration workflows.
8 min readBeginner
Go
Go syntax, goroutines, channels, error handling, interfaces, and standard library patterns.
12 min readIntermediate
JavaScript
Modern JavaScript — ES6+, arrays, objects, promises, destructuring, and common patterns.
10 min readBeginner
Kubernetes
kubectl commands, Pod/Deployment/Service manifests, config management, and cluster operations.
12 min readAdvanced
Linux
Essential Linux commands for file management, permissions, processes, networking, and system administration.
10 min readBeginner
Load Balancers & Nginx
Solution architect guide to load balancing and Nginx implementation logic: traffic strategy, HA design, failover, and production trade-offs.
18 min readAdvanced
MongoDB
MongoDB CRUD, aggregation pipeline, indexes, schema design patterns, and Atlas search.
10 min readIntermediate
Next.js
Next.js App Router, server components, data fetching, routing, metadata, and deployment patterns.
12 min readIntermediate
Node.js
Node.js modules, file system, HTTP servers, streams, events, and npm ecosystem essentials.
10 min readIntermediate
Pandas
Advanced
PostgreSQL
PostgreSQL cheat sheet: psql CLI, users & roles, backup & restore, VACUUM, locks, JSONB, CTEs, and indexes.
15 min readIntermediate
Python
Python syntax, data structures, comprehensions, OOP, error handling, and standard library essentials.
12 min readBeginner
PyTorch
Essential PyTorch patterns for tensor ops, autograd, model building, training loops, and deployment.
18 minIntermediate
React
React hooks, component patterns, state management, performance optimisation, and best practices.
12 min readIntermediate
Redis
Redis data types, caching patterns, pub/sub, streams, and common use cases.
8 min readIntermediate
Regex
Regular expression syntax, character classes, groups, lookaheads, and common patterns.
8 min readIntermediate
SQL
SQL queries, joins, aggregations, subqueries, window functions, and database design patterns.
10 min readBeginner
Tailwind CSS
Tailwind utility classes for layout, spacing, typography, flexbox, grid, and responsive design.
8 min readBeginner
TypeScript
Type annotations, interfaces, generics, utility types, and advanced TypeScript patterns.
12 min readIntermediate
Vue.js
Vue 3 Composition API, reactivity, components, directives, and Pinia state management.
10 min readBeginner
