A typical WordPress theme will provide only one set of categories wherein all categories are already listed. Suppose you want two or more sets of categories in two separate lists, there are two ways you can modify your WordPress theme to do just that.
[ 5 Comments ] Posted on October 19, 2010 under WordPress
Create a special category and insert a code in the functions.php of your theme to prevent some posts from appearing in your homepage. Works only if you configured your homepage as list of latest posts and not as static page.
[ 2 Comments ] Posted on July 27, 2010 under WordPress
The categories where a particular post belongs are usually listed somewhere in the post page, usually under the post title. For administrative or some other reasons, you want to assign posts to a particular category but you do not want your site visitors to see this category. This is how you prevent one or more category from showing up in the post page.
[ 3 Comments ] Posted on December 2, 2009 under WordPress
The category list is a useful navigation that normallly comes with a WordPress theme and can usually be found at the sidebar. For a variety of reasons, you might want to prevent some categories from showing in this list while they remain accessible through the dashboard or by manually typing the URL.
[ No Comments ] Posted on November 30, 2009 under WordPress
The category ID is a unique number assigned by WordPress to each category. Knowing the ID of a category can be useful in certain WordPress tweaks that involves indicating specific category or categories.
[ No Comments ] Posted on November 29, 2009 under Definitions, WordPress