Exploring the WordPress get_posts Function

An excerpt from http://www.sitepoint.com/exploring-the-wordpress-get_posts-function/, by @narayanprusty

Many WordPress plugins retrieve posts from the database by customizing the sorting order, retrieving posts based on a specific meta key or taxonomy. Have you ever wondered how these plugins retrieve customized lists of posts without writing any SQL queries? In this tutorial we’ll learn how to do exactly that.

In this article we’ll explore the get_posts() function with some examples of how to use it in your own projects. We’ll also cover some typical use cases for this function and how it’s different
from the WP_Query object and get_pages function.

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