WordPress.org

1. Upload the helloworldgen folder to the /wp-content/plugins/ directory
2. Activate the plugin through the 'Plugins' menu in WordPress
3. Place either [helloworldsnippet] or [helloworldsnippet_pre] in a page or post

[helloworldsnippet] outputs a random code snippet with no formatting. [helloworldsnippet_pre] wraps the output in a pre tag.