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Stefan Judis

DevRel at Contentful. In love with web performance, new technologies, and accessibility – all the good stuff ✌️.

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Developer Relations

TIL — How to exclude elements from being shown in Google Search results

TIL — How to exclude elements from being shown in Google Search results

1
Comments
2 min read

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Using Playwright to Monitor Third-Party Resources That Could Impact User Experience

Using Playwright to Monitor Third-Party Resources That Could Impact User Experience

2
Comments
9 min read
Playwright Tips From the Checkly Community

Playwright Tips From the Checkly Community

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Comments 6
8 min read
TIL — Why Custom properties don't work with the url() CSS function

TIL — Why Custom properties don't work with the url() CSS function

7
Comments
3 min read
New in JavaScript: reportError – a method to report to global event handlers

New in JavaScript: reportError – a method to report to global event handlers

7
Comments
3 min read
How to override your dependency's dependencies

How to override your dependency's dependencies

2
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2 min read
Conditional border-radius and three future CSS features

Conditional border-radius and three future CSS features

49
Comments
4 min read
Community updates, default values and new webhooks

Community updates, default values and new webhooks

12
Comments
4 min read
Can we have custom media queries, please?

Can we have custom media queries, please?

4
Comments
1 min read
🧢 Stefan's Web Weekly #30

🧢 Stefan's Web Weekly #30

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7 min read
User preference feature queries have a boolean context

User preference feature queries have a boolean context

3
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2 min read
GraphQL resources, new App Framework features and Algolia search implementations

GraphQL resources, new App Framework features and Algolia search implementations

8
Comments
3 min read
🧢 Stefan's Web Weekly #27

🧢 Stefan's Web Weekly #27

6
Comments
7 min read
How to run copied CLI commands with a leading "$" sign

How to run copied CLI commands with a leading "$" sign

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Comments 5
3 min read
How to visualize the tab order without using an extension in Firefox

How to visualize the tab order without using an extension in Firefox

Comments
2 min read
Stefan's Web Weekly #26

Stefan's Web Weekly #26

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6 min read
Contentful-powered Twitterbots, a Blazor code starter, Rich Text tricks and new feature releases

Contentful-powered Twitterbots, a Blazor code starter, Rich Text tricks and new feature releases

3
Comments
4 min read
🧢 Stefan's Web Weekly #23

🧢 Stefan's Web Weekly #23

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7 min read
🧢 Stefan's Web Weekly #22

🧢 Stefan's Web Weekly #22

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7 min read
🧢 Stefan's Web Weekly #21

🧢 Stefan's Web Weekly #21

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8 min read
🧢 Stefan's Web Weekly #20

🧢 Stefan's Web Weekly #20

2
Comments
7 min read
Contentful Developer newsletter: Rich Text rendering, a new Next.js course and tags for GraphQL

Contentful Developer newsletter: Rich Text rendering, a new Next.js course and tags for GraphQL

7
Comments
4 min read
🧢 Stefan's Web Weekly #19

🧢 Stefan's Web Weekly #19

2
Comments
7 min read
How to import JSON files in ES modules (Node.js)

How to import JSON files in ES modules (Node.js)

11
Comments
2 min read
How to define Open Graph / Twitter image alt text (and why it might not matter...)

How to define Open Graph / Twitter image alt text (and why it might not matter...)

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Comments 2
4 min read
🧢 Stefan's Web Weekly #18

🧢 Stefan's Web Weekly #18

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7 min read
🧢 Stefan's Web Weekly #17

🧢 Stefan's Web Weekly #17

3
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6 min read
Should DevTools teach the CSS cascade?

Should DevTools teach the CSS cascade?

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Comments 1
5 min read
🧢 Stefan's Web Weekly #16

🧢 Stefan's Web Weekly #16

7
Comments
6 min read
Contentful Developer newsletter: New apps, API endpoints and Next.js

Contentful Developer newsletter: New apps, API endpoints and Next.js

7
Comments
4 min read
🧢 Stefan's Web Weekly #15

🧢 Stefan's Web Weekly #15

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7 min read
🧢 Stefan's Web Weekly #14

🧢 Stefan's Web Weekly #14

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7 min read
🧢 Stefan's Web Weekly #13

🧢 Stefan's Web Weekly #13

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7 min read
TIL – Top-level await is available in Node.js modules

TIL – Top-level await is available in Node.js modules

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Comments
2 min read
🧢 Stefan's Web Weekly #12

🧢 Stefan's Web Weekly #12

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6 min read
🧢 Stefan's Web Weekly #11

🧢 Stefan's Web Weekly #11

4
Comments
6 min read
Contentful developer newsletter: The state of headless CMS and community resources

Contentful developer newsletter: The state of headless CMS and community resources

3
Comments
6 min read
🧢 Stefan's Web Weekly #10

🧢 Stefan's Web Weekly #10

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Comments
6 min read
TIL: CSS defines functions to repeat gradients

TIL: CSS defines functions to repeat gradients

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Comments
1 min read
🧢 Stefan's Web Weekly #9

🧢 Stefan's Web Weekly #9

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Comments
6 min read
Why I don't need to clean up my desktop and downloads folder in macOS

Why I don't need to clean up my desktop and downloads folder in macOS

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Comments 4
3 min read
🧢 Stefan's Web Weekly #8

🧢 Stefan's Web Weekly #8

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6 min read
🧢 Stefan's Web Weekly #7

🧢 Stefan's Web Weekly #7

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7 min read
🧢 Stefan's Web Weekly #6

🧢 Stefan's Web Weekly #6

2
Comments
6 min read
How to use and feature-detect CSS grid masonry layout

How to use and feature-detect CSS grid masonry layout

5
Comments
5 min read
Contentful's Developer Newsletter: A new platform to share content models and guide to microblogging without the stress

Contentful's Developer Newsletter: A new platform to share content models and guide to microblogging without the stress

10
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7 min read
🧢 Stefan's Web Weekly #5

🧢 Stefan's Web Weekly #5

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6 min read
🧢 Stefan's Web Weekly #4

🧢 Stefan's Web Weekly #4

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5 min read
A React "if component"

A React "if component"

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Comments 6
1 min read
🧢 Stefan's Web Weekly #3

🧢 Stefan's Web Weekly #3

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5 min read
🧢 Stefan's Web Weekly #2

🧢 Stefan's Web Weekly #2

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5 min read
January Developer newsletter: New features, lots of live-coding and learning TypeScript

January Developer newsletter: New features, lots of live-coding and learning TypeScript

3
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6 min read
A picture element to load correctly resized webp images in HTML

A picture element to load correctly resized webp images in HTML

6
Comments
4 min read
TIL – How to refresh a page in an interval (without JavaScript)

TIL – How to refresh a page in an interval (without JavaScript)

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Comments 1
2 min read
Order in CSS transformation – transform functions vs individual transforms

Order in CSS transformation – transform functions vs individual transforms

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3 min read
Developer newsletter: New features, community events and code reviews

Developer newsletter: New features, community events and code reviews

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Comments 1
5 min read
TIL – addEventListener accepts functions and (!) objects

TIL – addEventListener accepts functions and (!) objects

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Comments 2
2 min read
Three new Contentful GraphQL features to make your life easier

Three new Contentful GraphQL features to make your life easier

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4 min read
November in WebDev – Stefan's monthly digest

November in WebDev – Stefan's monthly digest

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4 min read
The Contentful developer newsletter: The Fast Forward recordings are up!

The Contentful developer newsletter: The Fast Forward recordings are up!

4
Comments
6 min read
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