Method: Get value for checkbox column.

Method: ************************************************************************ Recommended. This is a custom column method and is responsible for what is rendered in any column with a name/slug of ‘title’. Every time the class needs to render a column, it first looks for a method named column_{$column_title} – if it exists, that method is run. If it doesn’t exist, column_default() is called instead.

Method: ************************************************************************ Recommended. This is a custom column method and is responsible for what is rendered in any column with a name/slug of ‘title’. Every time the class needs to render a column, it first looks for a method named column_{$column_title} – if it exists, that method is run. If it doesn’t exist, column_default() is called instead.

Method: ************************************************************************ Recommended. This is a custom column method and is responsible for what is rendered in any column with a name/slug of ‘title’. Every time the class needs to render a column, it first looks for a method named column_{$column_title} – if it exists, that method is run. If it doesn’t exist, column_default() is called instead.

Method: Returns an associative array containing the bulk action

Method: Die when the nonce check fails.

Method: Constructor.

Method: Prepares the list of items for displaying.