Cheatsheets
Quick reference guide for modern JavaScript (ES6+), async patterns, DOM manipulation, and essential web APIs.
Quick reference guide for modern TypeScript (TS 5.x), covering types, interfaces, classes, generics, utility types, and advanced type patterns.
Quick reference guide for modern Python (3.10+), covering core syntax, data structures, OOP, file handling, and idiomatic Pythonic patterns.
Complete JavaScript array methods reference — map, filter, reduce, find, forEach, flatMap, every, some, and more with syntax and examples.
Comprehensive reference for Git basic commands, branching, merging, rebasing, stashing, cherry-picking, resets, reflog recovery, and GitHub Flow.
Comprehensive reference for Docker, Docker Compose, Kubernetes kubectl, Helm, Terraform, GitHub Actions, and CI/CD basics.
Comprehensive reference for Linux file commands, process management, networking, permissions, grep, sed, awk, find, tar, curl, and wget.
Comprehensive reference for Rust syntax, ownership, borrowing, structs, enums, error handling, traits, smart pointers, and Cargo.
Comprehensive reference for Go (Golang) variables, slices, maps, pointers, structs, interfaces, concurrency (Goroutines/Channels), error handling, and CLI.
Comprehensive reference for Markdown basic syntax, tables, task lists, syntax-highlighted code blocks, and GitHub Flavored Markdown (GFM).
Comprehensive reference for React Hooks (v18+), including useState, useEffect, useContext, useRef, useMemo, useCallback, useReducer, and custom hooks.
Comprehensive reference for CSS Flexible Box Layout (Flexbox), covering flex container properties, flex item properties, and common layout patterns.
Comprehensive reference for CSS Grid Layout, covering grid container properties, grid item placement, and responsive layout patterns.
Comprehensive reference for HTML5 tags, structural layout, forms, media embeds, tables, and global attributes.
Comprehensive reference for HTTP response status codes, categorized by 1xx, 2xx, 3xx, 4xx, and 5xx classes.
Comprehensive reference for regular expressions (Regex), covering character classes, anchors, quantifiers, lookarounds, flags, and common pattern examples.
Comprehensive reference for SQL queries (DQL), manipulations (DML), definitions (DDL), JOINs, aggregations, transactions, and indexing.
Comprehensive reference for essential Windows keyboard shortcuts, desktop navigation, window snapping, virtual desktops, and File Explorer.
Comprehensive reference for essential macOS keyboard shortcuts, Spotlight, Mission Control, Finder navigation, and keyboard symbols.
Comprehensive reference for essential web browser keyboard shortcuts, covering tab management, navigation, address bar features, zoom, and developer tools across Chrome, Safari, Edge, and Firefox.
Comprehensive reference for Kubernetes kubectl commands, covering context management, namespace operations, pods, deployments, services, secrets, debugging, scaling, and cluster administration.
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