For the first time today I wanted to add an excerpt to a WP page, and guess what? It was not supported by WP. But, luckily after a little bit of looking around I found this single line of PHP that makes it possible 
add_post_type_support( 'page', 'excerpt');
Just add this line of code to your functions.php file and that’s it!
The credit for coming up with this goes to Michael Fields.
From now on I’m going to have this new section called “Good WordPress Plugins” Really good WP plugins are sometimes hard to find. So I think it’d be cool to post about them as we find them.
The winner for this week is: Query Multiple Taxonomies
Become a WordPress Expert: Tutorial 2
Shortcodes are very useful in WordPress. However, I never needed before to run some PHP within a shortcode. At first I thought it might not work, but then I realized it is actually quite easy. Just wrap your PHP code with curly brakets inside your shortcode. Easy!
do_shortcode("[download id='{$download_id[0]}' format='1']");
It turns out IE doesn’t scale images correctly when you use CSS to do it. These images end up looking quite weird, actually. After researching this I found a small CSS snippet that fixes this:
img { -ms-interpolation-mode: bicubic; }
Of course, resizing images with CSS is not the ideal way, but there may be times where you need to. So, this CSS will help.
Become a WordPress Expert: Tutorial 1
It’s really good for the user experience to tell them the total amount of posts found when they do a search. And displaying the word they search for is also very handy. I’ve found a few methods to do this, but they are all too complicated given that WordPress has a simple way of doing this:
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How to check if a post has a term of a taxonomy
Often I find that I want to load a different template depending on what a term of a taxonomy a post has been given. It is a simple if has term check.
This is the code:
if (has_term( 'video', 'article_type', $post->ID )) { require_once('video.php'); } else { require_once('article.php'); }