Cheat Sheets
Fast, scannable reference tables for the syntax you look up again and again — regex, Git, Markdown, cron, Flexbox, and SQL. No fluff, just the commands and what they do.
Languages
Regex Cheat Sheet
A quick reference for regular expression syntax: character classes, anchors, quantifiers, groups, lookaround, and flags, with examples.
40 entriesMarkdown Cheat Sheet
A quick Markdown syntax reference: headings, emphasis, lists, links, images, code blocks, tables, and GitHub Flavored Markdown extras.
27 entriesSQL Cheat Sheet
A SQL quick reference: selecting, filtering, joins, aggregation, inserting and updating data, and table management.
30 entriesJS Arrays Cheat Sheet
A reference for JavaScript array methods: adding and removing, iterating, transforming, searching, sorting, and testing.
30 entriesTypeScript Cheat Sheet
A TypeScript reference: basic types, interfaces, functions, unions, generics, and the built-in utility types.
31 entriesJS Strings Cheat Sheet
A quick reference for JavaScript string methods: searching, extracting, transforming, splitting, padding, and trimming.
38 entriesTools
Git Cheat Sheet
A quick reference of the Git commands you use most: staging, committing, branching, merging, remotes, undoing changes, and inspecting history.
34 entriesCron Cheat Sheet
A cron syntax reference: the five fields, special characters, shorthand strings like @daily, and ready-to-copy schedule examples.
27 entriesBash / Linux Cheat Sheet
Essential Linux terminal commands: navigating, managing files, searching, permissions, processes, pipes, and archives.
33 entriesDocker Cheat Sheet
A Docker command reference: building images, running and inspecting containers, volumes, networks, Compose, and cleanup.
25 entriesnpm Cheat Sheet
An npm command reference: installing packages, running scripts, checking versions, updating, publishing, and cleaning up.
26 entriesVim Cheat Sheet
A Vim reference: modes, movement, editing, search and replace, visual mode, and saving or quitting files.
32 entriescurl Cheat Sheet
A quick reference for curl: making requests, sending JSON and forms, headers, authentication, downloads, and debugging.
40 entriesSSH Cheat Sheet
A quick reference for SSH: connecting, generating and copying keys, config files, port forwarding, and scp.
41 entriesVS Code Cheat Sheet
A quick reference for VS Code keyboard shortcuts: navigation, multi-cursor editing, search, panels, and debugging.
58 entriesCSS
Flexbox Cheat Sheet
A CSS Flexbox reference: every container and item property with what it does, plus common layout recipes.
20 entriesCSS Grid Cheat Sheet
A CSS Grid reference: container and item properties, track sizing, placement, alignment, and common layout recipes.
25 entriesTailwind Cheat Sheet
A Tailwind CSS reference: layout, spacing, sizing, typography, colors, flex and grid utilities, plus responsive and state variants.
39 entriesCSS Selectors Cheat Sheet
A quick reference for CSS selectors: basic selectors, combinators, attribute selectors, pseudo-classes, and pseudo-elements.
61 entries