Where in a WordPress installation is the code for the default Gutenberg blocks located?

I apologize if this has been answered already. I’ve spent several hours searching through the WordPress directories and documentation, and I haven’t been able to find the code for the default Gutenberg blocks. Could anyone point me in the right direction? To clarify, I am specifically wondering where in the directory tree of a WordPress … Read more

check to see if hook is available

I’m using a theme-specific, custom hook to add some custom attributes/values to the page’s <body> element. There are however pages on my site that use a template that do not have that hook available and for certain reasons, I cannot modify that template or create a custom version in my child theme. I have a less elegant way of adding the attributes/values that I obviously only want to use when absolutely necessary.

Embedded videos not displaying on page

I am building a wordpress site related to a rare disease that I have. On one page, I am listing a number of videos related to the disease. In total, there are 34 videos. I have the videos embedded into the page and I’m using the and tags to hide the videos until the user clicks the summary link. The issue I’m having is that the videos often don’t load, even after clicking the summary link. I’m new to wordpress and not sure if this is a wordpress issue or if it’s caused because there’s so many videos…or both. Does anyone have any idea what the issue might be and how I might fix it? Thanks.