Syntax
Syntax related cheatsheet collection - 4 quick reference guides. Find fast, copy directly. The essential online command reference for developers and SRE.
Python Cheatsheet - Command Reference
For developers who use Python as their scripting and data-processing workhorse: covers venv/pip environments, built-in containers, list comprehensions, file and JSON I/O, exception handling, and common built-ins, ready to apply to real projects.
ES6+ Cheatsheet - ES6+ JavaScript Syntax Reference
A focused ES2015+ reference for JavaScript developers modernizing their code: let/const and block scoping, arrow functions, destructuring, template literals, Promise/async, modules, classes, Map/Set and iterators — the language features that changed how everyday JS is written.
YAML Cheatsheet - YAML Syntax Reference
A YAML syntax reference for developers who write Docker Compose, Kubernetes and GitHub Actions configs, covering basic syntax, data types, lists, dicts, multiline strings, anchors and explicit type tags. Consult section by section while validating indentation and common write errors.
Markdown Cheatsheet - Markdown Syntax Reference
A Markdown syntax reference covering headings, text formatting, links & images, lists, code blocks, tables, blockquotes and GFM extensions, with cross-platform caveats. For writing technical docs, READMEs and blog posts that stay clean and portable.