Dark mode pictures & 4 other webdev tips you may want to know

1. Dark mode pictures

This is how you can display different pictures in dark mode:

More on this topic on the article below:

Responsive images for better performance: Start using srcset and picture

Mustapha Aouas Nov 8 '21 5 min read

#html #performance #webdev #tutorial

2. HTML lang attribute

In HTML, the lang attribute specifies the language in which a content is written in and it can be used to help search engines index your site:

3. CSS :lang

You can use the :lang pseudo-class to target elements based on the language they are determined to be in. Here is an example:

Hi there! I'm Mustapha, a technical writer, speaker and a passionate JS / TS developer. Follow me on Twitter for daily tech tips

4. No script

Use the <noscript> element to provide alternative content for browsers that do not support scripting, or in which javascript has been disabled:

5. Devtools tip: Last evaluated expression

You can access the most recently evaluated expression by typing $_ in the console:

That's all for now. I hope you found this useful!
Leave a comment to let me know which tip (if any) you found useful

Until next time, have a nice week!

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