Theme development

How to make group inside group in Theme Setting page? Or wrap some elements inside group. See this image:

https://pasteboard.co/MnAuoD3XPAHz.png

Please help me with this question about overriding libraries:

I have a mastertheme, a subtheme and a subsubtheme
subtheme is a subtheme of mastertheme and subsubtheme is a subtheme of subtheme

in mastertheme.libraries.yml, mastertheme defines the masterlibrary as:

masterlibrary:
  css:
    theme:
      css/theme/file.css
    
in subtheme.info, subtheme overrides this library as follows:

I am creating custom user (login) pages for my Drupal 9 sites.  I have ensured that the files follow the Twig naming conventions and are in the correct folder:

app/web/sites/site-name/themes/our-uikit-theme/templates/user/page--user--login.html.twig

Myself (Emka) Emmanuel Katto From Uganda.

Hi!!

Need help to implement Drupal's no-conflict jQuery!

how to avoid jquery conflict in the web site :

here is the problem  :

• "Uncaught TypeError: $.cookie is not a function"
• "Uncaught TypeError: $.fn.tooltip.Constructor.DEFAULTS is undefined"
• "Uncaught TypeError: $.fn.popover.Constructor.DEFAULTS is undefined"

Please some one can help to fixe this ?

I have created a view which lists teasers from articles on a Blog page with links to the full articles. This has been styled with node--article.html.twig and for the most part this works fine.

However, I want the H2 title visible on the Blog page, but have it hidden when viewing the full article (will use the H1 tag from the normal page title block instead) .

I was able to find some references for this, but these don't appear to be working in D10.