Python Complete Guide — Free PDF
Variables, functions, OOP, decorators, async/await, and real-world Python projects. Learn Python fundamentals to advanced concepts.
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Showing 30 Free PDFsPython Cheat Sheet — Free Quick Reference
Essential syntax, built-ins, list comprehensions & data structures. Quick-reference guide for Python developers.
JavaScript Complete Guide — Free PDF Tutorial
ES6+, closures, promises, async/await, and DOM manipulation for modern web development.
JavaScript Cheat Sheet — Free Reference Guide
Arrays, objects, ES6 arrow functions, destructuring, and spread operators. Quick JavaScript reference.
Java Programming Guide — Free PDF Book
OOP, collections, streams, concurrency, and Spring Boot basics for enterprise Java development.
C++ Programming Guide — Free PDF Tutorial
Pointers, memory management, STL, templates, and C++17/20 modern features for systems programming.
C Programming Handbook — Free Reference
Fundamentals, pointers, file I/O & data structures. Ideal for embedded systems and systems programming.
TypeScript Complete Guide — Free PDF
Types, interfaces, generics, decorators, and TypeScript in React & Node.js projects for type-safe development.
PHP Web Development Guide — Free PDF
PHP 8, OOP, MVC pattern, PDO database access, and building REST APIs for web applications.
HTML5 & CSS3 Handbook — Free Guide
Semantic HTML, Flexbox, Grid, animations, custom properties & responsive design for modern web development.
CSS Flexbox & Grid Cheat Sheet — Free Reference
Visual reference for every Flexbox & Grid property. Printable, developer-friendly layout guide.
React.js Complete Guide — Free PDF Book
Components, hooks, context, Redux, React Router & performance optimization for modern React development.
Node.js & Express Guide — Free PDF Tutorial
REST APIs, middleware, JWT authentication, file handling & deploying Node.js applications in production.
Django Web Framework Guide — Free PDF
Models, views, templates, Django REST Framework, authentication & production deployment strategies.
Vue.js Complete Guide — Free PDF Book
Vue 3 composition API, Pinia state management, Vue Router & building full-stack Nuxt applications.
SQL & Database Handbook — Free PDF Guide
SELECT to subqueries, joins, indexing, transactions & database design best practices for developers.
SQL Commands Cheat Sheet — Free Quick Reference
Every SQL command from DDL to DML. Ultimate query reference with practical examples for developers.
Machine Learning Fundamentals — Free PDF
Supervised & unsupervised learning, neural networks, scikit-learn, TensorFlow & model evaluation techniques.
Data Science with Python — Free Guide
Pandas, NumPy, Matplotlib & Seaborn. Data cleaning, analysis & visualization for data scientists.
DSA — Data Structures & Algorithms — Free PDF
Arrays, linked lists, trees, graphs, sorting, dynamic programming & Big O complexity analysis.
Cybersecurity Essentials — Free PDF Guide
Network security, ethical hacking, OWASP Top 10, penetration testing & secure coding practices.
REST API Design Guide — Free PDF Book
HTTP methods, status codes, authentication, pagination, versioning & REST API best practices for developers.
Git & GitHub Handbook — Free PDF Guide
Version control, branching, merging, rebasing, pull requests & CI/CD with GitHub Actions.
Git Commands Cheat Sheet — Free Quick Reference
Every essential git command with examples — init, commit, push, merge, stash & GitHub operations.
Linux & Bash Command Guide — Free PDF
File system, permissions, shell scripting, process management & networking commands for developers.
Docker & Kubernetes Guide — Free PDF Tutorial
Containers, images, Docker Compose, Kubernetes pods, deployments & services for DevOps engineers.
AWS Cloud Fundamentals — Free PDF Guide
EC2, S3, Lambda, RDS, VPC & IAM — core AWS services with practical examples for cloud developers.
Regex Cheat Sheet — Free Quick Reference
All regex patterns, quantifiers, anchors & groups with real-world use cases and practical examples.