Cheat-sheets

Date: 2023-08-05

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✅ Essential Cheat Sheet Hubs

DevHints

A beautifully designed, fast-loading cheat sheet directory for developers. Covers dozens of languages, tools, and frameworks — including Bash, Git, JavaScript, Docker, SQL, and many more. Lightweight and searchable.

Hyperpolyglot

Comparative cheat sheets for programmers fluent in multiple languages. Shows idiomatic constructs side-by-side in languages like C, Python, Ruby, JavaScript, Haskell, and more. Great for cross-language reference and migration.

Programming-Idioms

A crowd-sourced collection of common programming tasks implemented in multiple languages. Useful for learning how idioms translate between languages or reviewing best practices.

🔁 Multi-Language, Multi-Tool Repositories

QuickRef.ME

Open-source, text-heavy cheat sheets for nearly everything: languages, libraries, CLI tools, databases, cloud, and more. Simple markdown-style layout, 100% fast and no fluff.

OverAPI

A long-standing cheat sheet portal covering dozens of languages, APIs, and developer tools. Despite its old-school layout, it’s packed with useful links and code snippets.

Cheatography

Thousands of cheat sheets across programming, software, sysadmin, and non-dev subjects. Available as interactive web pages or downloadable PDFs. Massive, categorized index.

Awesome Cheat Sheets

A developer-curated set of all-in-one cheat sheets for major languages and frameworks (JavaScript, Python, Go, React, Node.js, etc.). Meant to give you a complete recall snapshot in one glance.

🌍 Interactive & Terminal-Friendly Resources

cheat.sh

The fastest, terminal-friendly cheat sheet lookup tool for over 50 languages and hundreds of tools. Instant results from curated community resources like Stack Overflow and TLDR. Use via web or curl.

Codecademy Cheat Sheets

Well-designed and beginner-friendly online references for most languages taught on Codecademy — Python, Java, C++, Ruby, SQL, data science, and more. Easy to digest and printer-ready.

📚 Community-Driven Aggregators

GitHub “cheatsheet-collection”

A GitHub repo listing some of the most practical and up-to-date cheat sheets for everything from machine learning to shell scripting, React, regex, APIs, and cloud platforms.

Rosetta Code

A language-agnostic reference for over 1,000 tasks implemented in hundreds of languages. Ideal for language learners or comparing implementation styles.

Pro tip: Combine cheat.sh with terminal aliasing for ultra-fast access, or keep QuickRef.ME open in a pinned browser tab for day-to-day reference.

FFmpeg

2023-08-05 ffmprovisr ffmpeg cookbook

Making FFmpeg Easier FFmpeg is a powerful tool for manipulating audiovisual files. Unfortunately, it also has a steep learning curve, especially for users unfamiliar with a command line interface. This app helps users through the command generation process so that more people can reap the benefits of FFmpeg.
Each button displays helpful information about how to perform a wide variety of tasks using FFmpeg. To use this site, click on the task you would like to perform. A new window will open up with a sample command and a description of how that command works. You can copy this command and understand how the command works with a breakdown of each of the flags.
This page does not have search functionality, but you can open all recipes (second option in the sidebar) and use your browser's search tool (often ctrl+f or cmd+f) to perform a keyword search through all recipes.
About this resource
FFmpeg basics
Advanced FFmpeg concepts
Change container (rewrap)
Change codec (transcode)
Change video properties
Change/view audio properties
Join/trim/create an excerpt
Work with interlaced video
Overlay timecode or text on a video
Create thumbnails or GIFs
Create a video from image(s) and audio
Use filters or scopes
View or strip metadata
Preservation tasks
Generate test files
Use OCR
Compare similarity of videos
Something else
Similar tools: tips & tricks
CDDA (Audio CD) Ripping Tools
ImageMagick
flac tool

Browser Console

2023-08-05 Dear Console,… - a collection of code snippets to use in the browser console

Allow me to copy the alternative text of images by clicking them
Give me the current page as a markdown list link item
Turn on all disabled elements in the page
Give me a list of all the external links with their text as markdown
Give me the current size of localstorage
Give me a list of all data from a GET URL
Give me a table of contents of the document indented by heading level
Give me a list of all headings and their level
Give me the file names of images of the document without the rest of the URL
Give me a list of all the images in the document with their alternative text
Give me all the images as markdown including their alternative text.
Give me the URLs of all the image links in the document
Give me a list of all third party fonts
Give me a list of all third party scripts
Make the current document editable
Outline all elements on the page with a unique color per tag
Show a red outline around all links that aren't going anywhere
Give me a list of all render blocking resources
Show me the element at the current cursor position
Give me a screenshot of the page

2023-08-31🌞 DevTools Tips

2023-11-11 67 Weird Debugging Tricks Your Browser Doesn't Want You to Know | Alan Norbauer

By using expressions that have side effects in places you wouldn’t expect, we can squeeze more functionality out of basic features like conditional breakpoints.
WITH ANNIMATIONS!

2023-11-06 Git Hidden Gems - Enrico Campidoglio - Copenhagen DevFest 2023 - YouTube

2023-11-06 Enrico Campidoglio Git log Pretty Print:
git log --pretty="%C(red)%h%Creset%C(yellow)%d%Creset %s %C(cyan)(%ar)%Creset"
Delta: https://github.com/dandavison/delta

git config --global core.pager

Search all commits by C-style function name

# func: add
# in file src/calculator.ts

git log -L:add:src/calculator.ts

Code

2024-12-26 CPP / C++ - Bookmarks { caiorss.github.io }

See section: 1.11 Reference Cards for shell scripting languages and command line tools

2024-12-26 Devhints — TL;DR for developer documentation { devhints.io }

Amazing collection of cheat sheets for various programming languages.

2023-12-09 The Complete Puppeteer Cheatsheet | ProxiesAPI

found in: https://javascriptweekly.com/issues/666 Puppeteer is a Node.js library developed by Google for controlling headless Chrome and Chromium over the DevTools Protocol. It allows you to automate UI testing, scraping, screenshot testing, and more. 👍

2023-09-07 💡 LINQ to SQL cheat sheet » DamienG