Programming Languages Cheat Sheets

Advanced SwiftUI

Advanced SwiftUI techniques and patterns

swiftui, ios, macos, custom modifiers, animations

Algorithms | CheatSheets Hub

Common algorithms and techniques. Master problem-solving techniques

algorithms, sorting, searching, computer science

Alpine.js

Alpine.js directives, modifiers, and magic properties reference

alpinejs, javascript, framework, directives, reactive

Bun | CheatSheets Hub

Fast all-in-one JavaScript runtime. Bun is designed to be a drop-in replacement for Node.js

bun, javascript, runtime, bundler

C++

C++ programming reference

c++, cpp, programming, systems

Chicago Style Citation

Chicago citation format

chicago, citation, academic, writing

Clojure | CheatSheets Hub

Modern Lisp on the JVM. Clojure emphasizes immutability and simplicity

clojure, lisp, functional, jvm

Content Governance Grid

Track authority, cadence, and channel per content pillar.

content, governance

Dart | CheatSheets Hub

Dart programming language essentials. Use final for variables that won't be reassigned

dart, flutter, programming

Data Governance

Define ownership, track lineage, and enforce quality SLAs

data governance, lineage, quality

Data Governance Committee

Hold committee reviews with metrics, incidents, and TOCs.

data governance

Data Mesh Governance Rules

Treat data products like APIs with SLAs, contracts, and observability.

data mesh, governance, data products

Deno Deploy

Run TypeScript/JavaScript on a secure edge platform

deno, deploy, edge, runtime, serverless

Deno | CheatSheets Hub

Modern JavaScript/TypeScript runtime. Deno is secure by default - you must allow permissions

deno, typescript, javascript, runtime

Design System Governance

Keep component libraries consistent with governance

design system, governance, tokens

Discord Bots

Discord.js bot basics, commands, permissions, and events

discord, bots, discordjs, javascript, api

Django Async Views

Build async Django views while respecting ORM sync boundaries.

django, async, views, python

Django | CheatSheets Hub

Python web framework. Perfect for building scalable web applications with Python

django, python, web framework

Elixir | CheatSheets Hub

Functional programming on Erlang VM. Immutability and pattern matching are core to Elixir

elixir, functional programming, erlang

ESLint

JavaScript linting

eslint, javascript, linting, code quality

Expo React Native

Expo and React Native commands, APIs, and development workflow guide

expo, react native, mobile development, ios, android, javascript

F# | CheatSheets Hub

Functional-first .NET language. F# combines functional and OOP paradigms

f#, fsharp, dotnet, functional programming

Flutter

Cross-platform mobile framework

flutter, dart, mobile, ios, android

Go (Golang)

Go programming essentials

go, golang, programming, concurrency

Go Modules

Module files, replace directives, and semantic import versions

go, modules, go.mod, go.sum, versioning

Godot | CheatSheets Hub

Open-source game engine. Godot is completely free and open source

godot, game engine, indie, 2d, 3d

Google Analytics

GA4 metrics and reports guide

google analytics, ga4, web analytics, metrics

Google Analytics 4

Configure events, audiences, and funnels in GA4

ga4, analytics, events, measurement

Google Sheets

Formulas and functions for Google Sheets

google sheets, spreadsheet, formulas, google workspace

Google Sheets Advanced

Master Google Sheets with 40+ advanced formulas, Apps Script, QUERY function, collaboration features, and productivity s...

google sheets, query function, arrayformula, apps script, importrange, collaboration, spreadsheets

Haskell | CheatSheets Hub

Pure functional programming language. Haskell has no side effects in pure functions

haskell, functional programming, pure functions

iOS SwiftUI States

Choose the right property wrapper per lifecycle and ownership.

swiftui, state

Java

Java programming essentials

java, programming, oop, jvm

Java Debugging

Use JVM tools to inspect apps

java, debugging, jvm

JavaScript

Complete JavaScript cheat sheet with syntax, methods, ES6+ features, arrays, objects, promises, and modern JavaScript pr...

javascript, js, cheat sheet, reference, programming, web development, es6

Jest Testing

JavaScript testing with Jest

jest, testing, unit tests, javascript

Jetpack Compose | CheatSheets Hub

Modern Android UI toolkit. Remember to hoist state for reusability

jetpack compose, android, kotlin, ui

Julia | CheatSheets Hub

High-performance scientific computing. Julia is as fast as C with Python-like syntax

julia, scientific computing, data science, numerical

Kotlin

Kotlin Android development

kotlin, android, jvm

Kotlin Coroutines

Structured concurrency, Dispatchers, and Flow

kotlin, coroutines, flow, suspend

Kotlin Flow

Work with Kotlin Flow streams

kotlin, flow, cold hot

Lua | CheatSheets Hub

Lightweight scripting language. Lua is the fastest scripting language

lua, scripting, programming, embedded

ML Model Governance

Document model versions, ownership, and drift detection processes.

ml, governance, monitoring, drift

MongoDB Data Retention

Use TTL indexes for ephemeral data and archive via nightly jobs.

mongodb, retention

MongoDB Index Operations

Build indexes in the background and drop unused ones to save RAM.

mongodb, index, background

MongoDB Schema Design

Decide between embedding vs referencing and pick shard keys carefully.

mongodb, schema, design, shard key

Negotiation

Strategies and tactics for better deals

negotiation, tactics, strategies, business deals

Negotiation Framework

Prepare BATNA, package value, and plan concession sets.

negotiation, framework, batna, concessions

Node.js

Node.js essentials and common modules

nodejs, javascript, backend, server

Node.js Performance

Use profiling, monitor event loop, and avoid blocking

node, performance, event loop, profiler

NPM Commands

Node package manager commands

npm, node, package manager, javascript

Ops Alerts

Manage alert noise and escalations

alerts, ops, playbook

Perl

Perl programming cheat sheet covering basics, variables, regex, file I/O, modules, CPAN, and scripting essentials.

Phaser | CheatSheets Hub

HTML5 game framework. Phaser is perfect for browser games

phaser, html5 games, javascript, canvas

PHP

PHP web development

php, web development, backend

Python

Python programming cheat sheet with syntax, data structures, functions, libraries, and common operations reference guide...

python, programming, cheat sheet, reference, syntax, data structures

Python Asyncio

Use async/await, create tasks, and handle cancellation

python, asyncio, await, event loop, context

Python AsyncIO Patterns

Structured concurrency, cancellation shielding, and context propagation for asyncio code

python, asyncio, concurrency, tasks, TaskGroup

Python Env & Virtualenvs

Use `venv` or `pipenv` to isolate project dependencies per repo.

python, virtualenv

Quantum Computing Basics

Qubits, superposition, and algorithms for early adopters

quantum computing, qubits, gates, algorithms

Qwik

Qwik framework basics, components, and optimization techniques

qwik, javascript, framework, resumability, components

R Programming - Complete Reference Guide

Complete R programming reference with data types, dplyr verbs, ggplot2, and 40+ statistical functions

r, programming, statistics, data analysis, dplyr, ggplot2, tidyverse

Ruby

Ruby programming language

ruby, programming, rails

Ruby on Rails | CheatSheets Hub

Full-stack web framework for Ruby. Use rails generate scaffold for rapid prototyping

ruby, rails, mvc, web framework

Rust

Rust programming language

rust, programming, systems, memory safety

Rust Async Programming

Futures, executors, and coordinating asynchronous tasks

rust, tokio, async, futures, concurrency

Rust CI/CD

Build caching, format checks, and linking for releases

rust, ci, cd, cargo

Rust FFI Ownership

Manage ownership, pointers, and cleanup when exposing extern APIs or calling foreign functions

rust, ffi, ownership, unsafe, extern

Rust Macros

Define macros by example and custom derives

rust, macros, macro_rules, procedural

Rust Web Security

Secure Rust web apps

rust, web, security

Rust WebAssembly

Build fast wasm modules with wasm-pack and wasm-bindgen

rust, webassembly, wasm-pack, wasm-bindgen, wasm

Svelte | CheatSheets Hub

Modern reactive JavaScript framework. Build reactive apps with less code

svelte, javascript, framework

SWC | CheatSheets Hub

Fast TypeScript/JavaScript compiler. SWC is 20x faster than Babel for transpilation

swc, compiler, rust, typescript, babel

Swift

Swift iOS development

swift, ios, apple, mobile

SwiftUI | CheatSheets Hub

Modern iOS/macOS UI framework. SwiftUI automatically updates views when state changes

swiftui, ios, macos, apple

Turbopack | CheatSheets Hub

Fast Rust-powered bundler. Turbopack is 700x faster than Webpack for large apps

turbopack, bundler, webpack, rust

Two-Factor Authentication

Complete 2FA guide with setup for Google, Apple, Microsoft, GitHub, social media, authenticator app comparison, and secu...

2fa, two-factor authentication, authenticator, yubikey, security, totp, sms, backup codes, google authenticator

TypeScript

TypeScript syntax, types, and features

typescript, javascript, types, static typing

TypeScript Decorators

Enable experimental decorators for metadata

typescript, decorators, metadata

TypeScript Tips

Advanced TS patterns

typescript, tips, utility types

Vite

Fast build tool for modern web

vite, build tool, frontend, javascript

Vue.js

Vue 3 composition API and options API

vue, vuejs, composition api, frontend, javascript

Webpack

Module bundler for JavaScript

webpack, bundler, javascript, build

Zero Trust Network Principles

Trust nobody, verify everything, and limit access via context.

zero trust, network, security, verify

Zero Trust Networking

Identity-centric access, microsegmentation, and continuous validation

zero trust, network, identity, microsegmentation, policy

Zig | CheatSheets Hub

Modern systems programming language. Zig aims to replace C with better safety

zig, systems programming, low-level, performance

💻 Programming Languages