The function the_excerpt() can be used anywhere in your WordPress theme.

What is bbPress?

How to retrieve single variable from database?

In wp_redirect( $one, $two ), $one is the URL you're going to redirect to, while $two is ___

Where in a theme do we define the theme's author name?

Which code is used to enable Featured image option in WordPress?

What Function trashes or deletes a comment?

Where do deprecated Template Tags, Conditional Tags and Include Tags go before they die?

Which action occurs when a post is saved?

What will get_post_meta($post_id, $key) return?

What is the correct way to add a CSS file to a theme, but not load it to the HTML?