It is fairly common that you, as a website manager, would like to use the same slug for custom post type as for custom taxonomy, but it is not a simple thing to do if you are not familiar with WordPress permalink structures.
I will explain, say your archive page is `www.domain.com/web-tutorials` – that is the page that will hold all of your posts under the `web-tutorials` custom post type. Now you want your web-tutorial(a singular post) URL to be
web-tutorials Will be your custom post type slug.
taxonomy-category Your taxonomy category.
post-name Will be your post name/title.
It is impossible to do so without coding customizations, and to my surprise, it is a simple one.