20 Docs and Guides for Front-end Developers (No. 8)

This article showcases a curated collection of valuable learning resources for front-end developers, including guides, documentation, and interactive tools. This is the eighth installment in a series dedicated to sharing helpful documentation and guides.

1. Keyboard Event Viewer: An interactive tool for visualizing keyboard event data, displaying both legacy and modern UI Event Specification information.

2. jQuery Quick API Reference: A concise, single-page cheat sheet for jQuery functionalities, supporting versions up to 1.10/2.0. Access detailed documentation directly from the cheat sheet.

3. BugRex: An interactive help guide offering real-time assistance from a community of developers. Ask questions, clarify concepts, and troubleshoot bugs.

4. Global CSS Property Usage: Data compiled by the Microsoft Edge team, analyzing CSS property usage across millions of web pages. Provides searchable statistics on CSS property trends.

5. Performance Tooling Today: A comprehensive collection of resources for enhancing website performance. Includes tools, articles, videos, and more.

6. Opera Mini Tips: A compilation of front-end features unsupported by Opera Mini, along with community-contributed workarounds.

7. Touch Keyboard Type Cheat Sheet: A guide from the Baymard Institute, focusing on optimizing form fields for touch keyboards. Includes testable examples.

8. HTML5 Cheat Sheet: A visually appealing cheat sheet for HTML5 tags, available as a PDF or PNG.

9. Diff of HTMLs: A side-by-side comparison tool for the WHATWG HTML Standard and W3C HTML 5.1 specifications.

10. CSS Support Guide for Email Clients: Details CSS support across major email clients (mobile, web, desktop).

11. Babel User Handbook: A comprehensive guide to Babel, a popular JavaScript compiler.

12. The A11Y Project: A community-driven resource for web accessibility, offering how-tos, tips, and information on assistive technologies.

13. Flexbox playground: An interactive CodePen demo for experimenting with Flexbox properties and values.

14. Hypertext Transfer Protocol Version 2 (HTTP/2): The specification document for HTTP/2.

15. JS Tips: An archive of JavaScript tips and tricks.

16. LMHT: A searchable HTML tags reference with audio definitions in English and Spanish.

17. ES6 Overview in 350 Bullet Points: A concise summary of ES6 (ES2015) features.

18. Say Yes to HTTPS: A practical guide to understanding and implementing HTTPS.

19. Bigcommerce’s Sass Coding Guidelines: A Sass style guide inspired by SUIT CSS and Medium’s CSS.

20. WPO Stats: Case studies highlighting the impact of web performance optimization (WPO).

Honorable Mentions: Cascading Style Sheets Level 2 Revision 2 (CSS 2.2) Specification, React ecosystem guide, SQL style guide, CSS Refresher Notes.

Share your suggestions for future installments in the comments! Previous articles in this series are linked at the end of the original post.

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