🎭

Scheme/Racket Programming

Master Scheme & Racket: From Functional Fundamentals to Language Design. Build interpreters, macros, and powerful scripts.

41 ArticlesIntermediate100% Free

Course Content

41 lessons

Project 3: Build a Web Scraper/Bot | Racket Projects

Automate the web. Build a bot that scrapes a news site, parses the HTML, and saves the headlines to a file.

Project 2: Build a Snake Game | Racket Projects

Create a fully playable Snake game using the 'universe' library. Learn about game loops, state management, and collision detection.

Project 1: Build a Lisp Interpreter | Racket Projects

The rite of passage. Build a working interpreter for a Lisp dialect (Mini-Scheme) in under 100 lines of Racket code.

5 Reasons Why Learning Racket Will Make You a Better Programmer

You might never use Racket in production, and that's okay. Here is why learning it is still the best career move you can make this year.

The Ultimate Racket Programming Cheat Sheet

Forget the 500-page manual. Here is every essential Racket command, function, and syntax pattern on a single page.

Racket vs Python vs Common Lisp: Which Should You Learn in 2025?

Stuck choosing a language? We compare Racket, Python, and Common Lisp based on performance, job market, and learning curve to help you decide.

Solver-Aided Programming with Rosette | Schema Programming Part 33

The future of programming? Rosette is a Racket-based language that can verify, debug, and even SYNTHESIZE code automatically using SMT solvers.

Building Parsers: Lexers and Yacc | Schema Programming Part 32

Write compilers the classic way. Learn to specificy grammars and tokens using parser-tools/lex and parser-tools/yacc.

Scientific Computing and Plotting | Schema Programming Part 31

Racket for Data Science? Yes! Explore the 'math' library for statistics and 'plot' for generating publication-quality graphs.

Performance and Profiling in Racket | Schema Programming Part 30

Make it fly. Learn how to profile your Racket code, identify bottlenecks, and use fixnum/flonum optimizations.

Racket vs Scheme: Standards (R5RS, R6RS, R7RS) | Schema Programming Part 29

Is Racket Scheme? Yes and No. Understand the history of Scheme standards and how to run legacy Scheme code within Racket.

Systems Programming: Shells and Processes | Schema Programming Part 28

Replace your bash scripts with Racket. Learn to spawn processes, pipe data, and automate system tasks.

Network Programming (TCP/UDP) | Schema Programming Part 27

Connect to the world. Learn to write TCP clients and servers using Racket's simple networking primitives.

Contracts: Advanced Defensive Programming | Schema Programming Part 26

Go beyond types. Learn how to use Racket's contract system to enforce complex runtime constraints and blame assignment.

GUI Programming: Building Desktop Apps | Schema Programming Part 25

Build cross-platform desktop applications. Learn to use the racket/gui toolkit to create windows, buttons, and canvas graphics.

Semantics Engineering with Redex | Schema Programming Part 24

The final frontier. Explore Redex, a domain-specific language for specifying and testing operational semantics of programming languages.

Deployment and Distribution: Shipping Racket Apps | Schema Programming Part 23

Your code works, now ship it! Learn how to bundle your Racket application into a standalone executable that runs without Racket installed.

Databases and SQL in Racket | Schema Programming Part 22

Persist your data. Learn how to connect Racket applications to SQL databases like SQLite and PostgreSQL using the db library.

Unit Testing with RackUnit | Schema Programming Part 21

Don't break your code. Master Test-Driven Development (TDD) in Racket using the powerful RackUnit framework.

Foreign Function Interface (FFI) in Racket | Schema Programming Part 20

Break out of the sandbox. Learn how to call C libraries directly from Racket using the Foreign Function Interface.

Documentation with Scribble | Schema Programming Part 19

Write documentation as code. Learn how to use Scribble, Racket's documentation tool, to generate HTML and PDF docs that link directly to your source code.

Concurrency and Parallelism in Racket | Schema Programming Part 18

Make your Racket programs fast. Understand the difference between Threads (concurrency), Futures (fine-grained parallelism), and Places (distributed parallelism).

Logic Programming with Datalog in Racket | Schema Programming Part 17

Racket isn't just functional; it's also logical! Explore #lang datalog to write declarative queries and facts similar to Prolog.

Lazy Evaluation and Promises in Racket | Schema Programming Part 16

Understand the difference between strict and lazy evaluation. Use 'delay' and 'force' to work with infinite data structures and optimize performance.

Language Oriented Programming: Building a #lang | Schema Programming Part 15

The ultimate goal of Racket. Learn how to create your own programming language, complete with a parser, compiler, and customized syntax using #lang.

Web Development in Racket | Schema Programming Part 14

Build stateful web applications easily. Explore the Racket Web Server and how it uses continuations to manage user sessions automatically.

Typed Racket: From Dynamic to Static | Schema Programming Part 13

Add safety to your code with Typed Racket. Learn how to mix static and dynamic code using Gradual Typing and catch errors at compile time.

Object-Oriented Programming in Racket | Schema Programming Part 12

Yes, Racket has classes! Explore the robust object system, interfaces, inheritance, and mixins in the racket/class library.

Understanding Continuations in Racket | Schema Programming Part 11

Master the most powerful and confusing feature of Scheme: call/cc. Learn to pause computations, create early exits, and implement coroutines.

Creating Graphics in Racket: A Visual Guide | Racket Examples

Racket isn't just for text! Learn how to create stunning graphics and animations using the 2htdp/image library. A fun, visual example of functional programming.

Building a Project (Capstone) in Racket | Schema Programming Part 10

Put everything together by building a text-based Guess the Number game. A complete walkthrough combining I/O, recursion, and logic.

Input/Output and File Handling in Racket | Schema Programming Part 9

Learn how to interact with the world. Reading/writing files, handling user input, and working with ports in Racket.

Working with Modules and Libraries in Racket | Schema Programming Part 8

Scale your Racket projects using modules. Learn how to export definitions, require libraries, and manage dependencies.

Error Handling and Debugging in Racket | Schema Programming Part 7

Write robust code by mastering error handling. Learn about exceptions, assertions, and how to use Racket's built-in debugging tools.

Working with Macros in Racket | Schema Programming Part 6

Discover the magic of Racket macros. Learn how to extend the language itself by defining new syntactic forms using define-syntax and syntax-rules.

Higher-Order Functions in Racket | Schema Programming Part 5

Unlock the true power of functional programming with higher-order functions. Master map, filter, fold, and anonymous lambda functions.

Control Flow in Racket | Schema Programming Part 4

Learn how to make decisions in Racket using if, cond, and match. Understand boolean logic and how to use tail recursion for efficient looping.

Data Types and Structures in Racket | Schema Programming Part 3

Master the fundamental data structures in Racket. Learn about atomic types, pairs, lists, and how to create custom structures using define-struct.

Functional Programming in Racket | Schema Programming with video and github Part 2

In this post, well explore functional programming (FP) concepts and how they apply in Racket. If youre new to FP or looking to strengthen your understanding, this post will walk you through core ideas like pure functions, immutability, recursion, and first-class functions.

Get Started with Schema Programming in Racket Lang | Schema Programming with video and github Part 1

Introduce Scheme and Racket programming, guide students through setting up the development environment, and cover the basic syntax.

Schema Programming with Racket: A Comprehensive Blog and Video Series [with GitHub Repository]

Learn Racket and Scheme programming from scratch with this step-by-step series. Explore functional programming concepts, recursion, higher-order functions, and macros with videos and code examples on GitHub.

Back to All Courses