Niels Leenheer
The Resilience of the World Wide Web
#1about 2 minutes
Understanding the inherent resilience of HTML
HTML is fundamentally designed to be error-tolerant and forgiving for non-professionals, unlike JavaScript which fails on simple mistakes.
#2about 2 minutes
The creation of the web by Tim Berners-Lee
Tim Berners-Lee created the World Wide Web at CERN to facilitate information sharing among scientists, with resilience built in from the start.
#3about 3 minutes
How browsers achieve forward and backward compatibility
Browsers ensure compatibility by ignoring unrecognized HTML tags and treating them as generic elements in the DOM, as seen with the noscript tag.
#4about 2 minutes
Recreating deprecated HTML tags with modern techniques
Deprecated tags like blink and marquee can be brought back to life using CSS animations, demonstrating HTML's flexibility.
#5about 7 minutes
How the HTML tokenizer parses tags and attributes
The browser's tokenizer processes HTML character by character, allowing for unconventional but valid tag names which enables frameworks like Angular and Vue.
#6about 1 minute
Why semantic HTML is still critically important
Despite HTML's flexibility with custom tags, using proper semantic elements like the button tag is essential for accessibility and built-in browser functionality.
#7about 5 minutes
How the DOM tree builder automatically corrects errors
The tree builder ensures a valid DOM by automatically inserting missing elements like html and body, and by intelligently fixing improperly nested tags.
#8about 3 minutes
Embracing the web's original spirit of creation
The web was designed for everyone to create and share content, so developers should build personal websites instead of relying solely on commercial platforms.
#9about 2 minutes
How the noscript tag actually works in browsers
The noscript tag's content is treated as plain text by the parser, which explains why it cannot be nested, styled, or contain a functional script tag.
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Matching moments
01:52 MIN
Why HTML is inherently more resilient than JavaScript
The Resilience of the World Wide Web
04:00 MIN
The web's foundational principle of backward compatibility
Future-Proof CSS
05:07 MIN
The World Wide Web era of scalability and design
Closing Keynote by Joel Spolsky
09:10 MIN
Returning to foundational web technologies like RSS and HTML
Using all the HTML, Running State of the Browser and "Modern" is Rubbish
02:14 MIN
The origin of the web and its founding principles
The Resilience of the World Wide Web
03:43 MIN
Remembering solved challenges in web development history
The year 3000, a brief history of Web Development
03:10 MIN
How JavaScript and its ecosystem shaped the web
From Punch Cards to AI-assisted Development
02:50 MIN
Identifying persistent challenges in modern web development
The year 3000, a brief history of Web Development
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