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I was wondering what is the correct alternative of .inc files in Drupal 8? …

I am trying to run a unit test for one of my contributed modules in my local development environment. But it keeps throwing an error: $:/path/to/web$ sudo -u www-data -E phpunit -c core/phpunit.xml pr …

I have a custom theme extending the bootstrap theme. In my theme there are no extra files except the .info.yml file. Everything else is inherited from bootstrap. I have also kept the regions in my cus …

I had to check the conditions applied to the block when it is placed inside a region. For me, this was the case. The issue happened because of some default values stored from one of my custom conditio …

I have two very basic vanilla installation of Drupal 8. One I have installed a few months back, and one I installed today. I have an identical datetime range field in both of them. …

I was wondering if there is a way to alter paragraph fields when the paragraph is set to "closed" in the Edit mode setting of form display. Because in that case the hook_field_widget_WIDGET_TYPE_form_ …

I am creating queue items from a cronjob. But it seems they are not getting processed. Any ideas why? Do we need to process the items separately? I mean i have created the worker class and everything …

Using the pathauto module, we could have created custom URL patterns using the hook_pathauto(). I could not find any such way to achieve the same in D8. ref. https://envisioninteractive.com/drupal/us …

I am not sure why people down-voted my question. It might have been a little silly to ask if there's a way to alter the group by of a views query using hook_views_query_alter because I think aggregati …

Can anyone please help me how to add/alter/remove aggregate options like count/sum/average etc. along with groupings using hook_views_query_alter in Drupal 8. I cant seem to find a suitable example. …

I have installed and configured Shortcode in a D8 project. However, when I try to use a short code like [column] or [button], it gets rendered as is in the node view page. I have used a block panel i …

Is there a way to create an empty link in D8? What I want specifically is <a href="javascript:void(0)">Link</a> Url::fromUserInput('#', ['fragment' => '#']) creates an anchor tag with ## link. Tha …

I recently found that unlike Drupal 7, D8 has a different form id for addition and edit of nodes. Is there a specific reason for that? Because this makes the hook_form_FORM_ID_alter() less granular as …

I find that in Drupal 8 we can specify the submit/validate callbacks as objects. So I was wondering, if we are form-altering a certain form, how do we specify the submit callback as an object? … Also I'd like to ask if this is a good practice in Drupal 8 to separate these callbacks, and put them in a separate class file, so that the module file remains clean and lazy loading works properly. …

I was wondering if using hook_module_implements_alter() is a good practice in D8 also to alter the order of execution of hooks? I came to hear that it is suggested to do this with events that was int …