Developer Guides

Searchable command references and cheat sheets. Find any command instantly, copy with one click.

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Complete Git command reference cheat sheet — from basics to advanced workflows, including branching, stashing, rebasing, and tagging. Searchable, with examples.

187 commands

Complete Vim/Vi command reference cheat sheet — modes, motions, editing, search and replace, macros, registers, marks, and window management.

179 commands

Docker Commands

Complete Docker & Docker Compose command reference cheat sheet — containers, images, volumes, networks, registry auth, buildx multi-platform builds, & cleanup.

121 commands

Regex Reference

Complete regular expression reference cheat sheet — character classes, anchors, quantifiers, groups, lookaheads, flags, and JavaScript string methods.

88 commands

Complete Linux/Bash command reference cheat sheet — file management, text processing, networking, system admin, and shell scripting.

204 commands

Kubernetes Commands

Complete Kubernetes & kubectl command reference cheat sheet — pods, deployments, services, secrets, namespaces, scaling, RBAC, networking, and Helm charts.

129 commands

Python Reference

Complete Python reference — syntax, data structures, string methods, control flow, classes, error handling, file I/O, comprehensions, and built-ins.

163 commands

Complete SQL reference cheat sheet — queries, joins, aggregation, subqueries, indexes, window functions, string and date functions, and database management.

137 commands

Nginx Reference

Complete Nginx configuration reference — server blocks, locations, proxying, SSL, load balancing, caching, security headers, and rate limiting.

121 commands

Complete SSH reference — connections, key management, tunneling, config, SCP/SFTP, agent forwarding, security hardening, and troubleshooting.

102 commands

Jenkins Reference

Complete Jenkins reference — pipeline syntax, Jenkinsfile, plugins, CLI, agents, shared libraries, credentials, and CI/CD patterns.

137 commands

HTTP Headers Reference

Complete HTTP headers reference — request headers, response headers, caching, security, CORS, and content negotiation. Searchable, with examples.

104 commands

PostgreSQL Reference

Comprehensive PostgreSQL reference — from connection basics to advanced features like JSONB, full-text search, window functions, and performance tuning.

167 commands

Async Patterns Reference

Multi-language async/concurrency patterns — JavaScript, Python, Go, Rust, Java, plus retry, rate limiting, and circuit breaker patterns.

98 commands

Protobuf & gRPC Reference

Comprehensive reference for Protocol Buffers (proto3) and gRPC — message definitions, services, streaming, and common patterns.

95 commands

JS Array Methods

Complete JavaScript Array methods reference — creating, searching, transforming, sorting, iterating, and common patterns. Searchable, with examples.

96 commands

Tailwind CSS Reference

Complete Tailwind CSS reference — layout, spacing, typography, colors, responsive design, states, and common patterns. Searchable, with examples.

208 commands

GraphQL Reference

Complete GraphQL reference — schema definition, types, queries, mutations, directives, fragments, and common patterns. Searchable, with examples.

69 commands

VS Code Shortcuts

Complete VS Code keyboard shortcuts cheat sheet — editing, navigation, search, multi-cursor, terminal, debug, and more. Searchable, with Cmd/Ctrl notation.

186 commands

CSS Grid Reference

Complete CSS Grid reference — container properties, item placement, grid functions, and common layout patterns. Searchable, with examples.

88 commands

CSS Flexbox Reference

Complete CSS Flexbox reference — container properties, item properties, and common layout patterns. Searchable, with examples.

79 commands

React Hooks Reference

Complete React Hooks reference — useState, useEffect, useContext, custom hooks, and common patterns. Searchable, with examples.

81 commands

TypeScript Reference

Complete TypeScript reference — types, interfaces, generics, utility types, and advanced patterns. Searchable, with examples.

138 commands

AWS CLI Reference

Complete AWS CLI reference — EC2, S3, IAM, Lambda, ECS, RDS, CloudFormation, CloudWatch, SQS/SNS, Route 53, and common operations.

186 commands

Complete Go (Golang) reference — syntax, types, structs, interfaces, goroutines, channels, error handling, testing, and the standard library.

207 commands

PowerShell Reference

Complete PowerShell reference — cmdlets, pipelines, scripting, file operations, remote management, and Active Directory.

172 commands

Complete Redis command reference — strings, hashes, lists, sets, sorted sets, pub/sub, transactions, and server management.

200 commands

Terraform Commands

Complete Terraform reference — init, plan, apply, state management, modules, workspaces, providers, backend configuration, and HCL syntax.

122 commands

Ansible Commands

Complete Ansible reference — playbooks, modules, inventory, roles, vault, Galaxy, handlers, conditionals, loops, and ad-hoc commands.

146 commands

Complete Apache HTTP Server cheat sheet — virtual hosts, modules, rewrite rules, and SSL, plus access control, logging, and performance.

76 commands

Powerful text processing language for pattern scanning, data extraction, arrays, control flow, and report generation with built-in variables.

73 commands

Complete ASCII character reference with decimal, hexadecimal, and character values, plus control codes and common escape sequences.

112 commands

Complete Bash reference cheat sheet — variables, strings, arrays, conditionals, loops, functions, file tests, I/O redirection, process management, and more.

166 commands

Complete C programming cheat sheet covering syntax, pointers, memory management, structs, file I/O, preprocessor, and standard library.

98 commands

Linux file permission commands and patterns for chmod, covering numeric and symbolic modes, recursive changes, and SUID/SGID/sticky bits.

47 commands

Chrome DevTools

Essential Chrome DevTools shortcuts, commands, and workflows for web developers — covering Network, Performance, and Application panels.

83 commands

Complete C++ cheat sheet covering STL containers, OOP, templates, smart pointers, iterators, lambda expressions, and modern C++ features.

104 commands

Cron scheduling reference covering syntax, special strings, field values, crontab management, environment variables, and logging.

63 commands

Complete CSS reference cheat sheet — selectors, box model, positioning, typography, animations, media queries, custom properties, and more.

170 commands

Curl command-line reference for HTTP requests, headers, authentication, cookies, proxies, file transfers, SSL/TLS, debugging, and API patterns.

81 commands

Dart language cheat sheet covering syntax, types, OOP, null safety, and async patterns, plus collections, error handling, and classes.

85 commands

Docker Compose reference covering CLI commands, service configuration, networking, volumes, health checks, profiles, and build options.

77 commands

Complete Drizzle ORM reference for schema definition, column types, queries, filters, joins, relations, migrations, indexes, and patterns.

83 commands

Quick reference for Emmet abbreviations for lightning-fast HTML and CSS coding, covering nesting, multiplication, numbering, and grouping.

63 commands

Firebase reference covering Authentication, Firestore, Realtime Database, Cloud Functions, Hosting, Storage, and security rules.

80 commands

Complete GitHub Actions cheat sheet — workflows, triggers, jobs, and CI/CD patterns, plus matrix strategies, caching, and artifacts.

152 commands

Search text using patterns. Filter lines from files, command output, or streams with regular expressions, context options, and file filtering.

54 commands

Complete HTML reference — document structure, text content, links, forms, tables, media, semantic elements, meta tags, attributes, and accessibility.

142 commands

Search for files and directories in a directory hierarchy with powerful filtering by name, size, time, permissions, type, and actions.

58 commands

HTTP Status Codes

Complete reference of all standard HTTP response status codes across 1xx-5xx classes, with descriptions, examples, and common usage patterns.

72 commands

Complete Java reference — data types, strings, collections, OOP, interfaces, exceptions, file I/O, streams, lambdas, and more.

203 commands

Complete JavaScript reference — variables, types, operators, strings, arrays, objects, functions, async, DOM, ES6+, and more.

226 commands

Quick reference for jQuery selectors, DOM manipulation, events, AJAX, and more, including animation effects, traversing, and plugins.

90 commands

Quick reference for LaTeX document structure, math mode, formatting, and common packages, plus figures, tables, and citation styles.

81 commands

Complete Markdown syntax reference for headings, formatting, links, tables, code blocks, task lists, footnotes, and extensions.

63 commands

MongoDB reference covering CRUD operations, aggregation, indexes, and administration, plus replica sets, users, roles, and query operators.

91 commands

Complete MySQL cheat sheet covering queries, joins, indexes, transactions, data types, user permissions, and database administration.

98 commands

Next.js App Router reference covering routing, data fetching, server components, API routes, middleware, and deployment configuration.

92 commands

Laravel PHP framework cheat sheet for routing, Eloquent, Blade, Artisan, and more, plus middleware, validation, and authentication.

93 commands

Comprehensive Node.js runtime reference covering modules, file system, HTTP, streams, events, child processes, and npm scripts.

113 commands

Complete npm cheat sheet — package management, scripts, publishing, and configuration, plus workspaces, security audits, and npx.

84 commands

Essential NumPy commands for array manipulation and numerical computing in Python, covering reshaping, broadcasting, and linear algebra.

81 commands

Pandas cheat sheet for data manipulation, analysis, and transformation in Python, covering DataFrames, grouping, merging, and date/time.

86 commands

Complete PHP cheat sheet covering syntax, OOP, arrays, PDO, and modern PHP 8.x features, plus file I/O, superglobals, and error handling.

121 commands

Production process manager for Node.js applications with cluster mode, monitoring, log management, startup scripts, and zero-downtime reloads.

53 commands

Complete Prisma ORM cheat sheet — schema, queries, migrations, and CLI, plus relations, aggregations, filtering, and seeding patterns.

85 commands

Comprehensive Rust language cheat sheet covering ownership, traits, pattern matching, structs, enums, error handling, closures, and concurrency.

137 commands

Complete Sass/SCSS cheat sheet covering variables, mixins, functions, nesting, extends, maps, and the modern module system.

74 commands

GNU Screen terminal multiplexer for persistent sessions, window and split-region management, key bindings, copy mode, and remote work.

50 commands

Stream editor for filtering and transforming text, line by line — substitution, address ranges, hold space, branching, and flags.

54 commands

Complete Supabase cheat sheet — auth, database, realtime, storage, and edge functions, plus row level security and migrations.

68 commands

Terminal multiplexer cheat sheet for managing multiple sessions, windows, and panes from a single terminal, with copy mode and status bar configuration.

68 commands

Quick reference for TOML configuration file syntax, types, tables, and common patterns, including arrays of tables and inline tables.

61 commands

Complete Vercel CLI reference for deployment, project management, domains, environment variables, secrets, logs, edge functions, and configuration.

64 commands

Next-generation frontend build tool with instant HMR, native ES modules, plugins, environment variables, library mode, and Rollup-based builds.

66 commands

Module bundler for JavaScript applications — entry/output config, loaders, plugins, code splitting, module resolution, and optimization.

65 commands

Quick reference for XPath expressions, axes, predicates, string functions, node tests, and operators for XML/HTML querying.

58 commands

YAML syntax reference covering scalars, collections, anchors, aliases, multi-line strings, nested structures, and common patterns.

58 commands