Many people on the Wordpress.org support forum are asking how to do this.
Here is the simple solution I came across. It will allow you to display the title of a child category without displaying the parent category.
Put this code in your template:
PLAIN TEXT
PHP:

<?php

$category = get_the_category();

echo $category[1]->cat_name;

?>

(Adapted from this code at Wordpress.org.)
The [1] [...]

After much searching followed by some searching and then some more searching I have finally struck upon a method for showing recent PHPBB3 posts in Wordpress. There are a lot of methods out there and little bits of code but they are not all packaged up neatly in plugin form. Thanks to Nick [...]

This is a continuation of yesterday's post about Custom Admin Branding.
As you'll recall, I was trying to find a way to brand the Login screen without using the Custom Admin Branding plugin and I promised I would share the method with you when I figured it out.
You can see the final result at my [...]

In this article I will show you how you can add RSS feeds from other websites to your Wordpress website using only a few simple lines of PHP code. No plugin is required.
This ability has got to be both one of the most sought-after Wordpress solutions and one of the least-documented. I will [...]

If you look at the front page of Metro-East.com you will see three short blog excerpts on the right side. There may not seem to be anything special about these excerpts but there are actually a few interesting things going on here. I have seen questions about this technique on other blogs so [...]

There is very little documentation available on the Oodle API. The official Yahoo discussion group is useful to an extent but there isn't much going on over there. There is, however, some decent documentation at the Oodle developer center.
*Disclaimer: I am not an expert programmer. Far from it- everything I've learned [...]