how to properly add code snippets to your wordpress site

installing plugin is the obvious way to enhance the built-in features of WordPress, especially for non-developers, at times, it's hard to find plugin that addresses your needs to the letter.   For example, header php is template used in most WordPress themes to define the area of your WordPress-generated web pages, such as your blog articles and standalone pages..   Let's take look at few default WordPress templates used by most WordPress themes. php defines the main page php defines the header section php defines the footer section php defines the functions used in the theme php defines the single post blog post php defines the standalone page php defines the comments section..   By adding the code directly to your existing parent theme, You can insert code snippets into any template file single php, etc by either of these 2 methods by using theme or..   To preserve the tweaks even after upgrading your theme, you might want to create theme and make customization within it..   theme is WordPress theme that inherits its functionality from another WordPress theme.   For detailed guide, you can check out how to create theme on WordPress..   What's functions php file.. functions php is template file in your WordPress theme that enables you to extend the features of your theme and WordPress installation.   to retain the customization even after upgrading your theme, you can create theme and insert the code within it..   Code Snippets is WordPress plugin that provides interface for managing snippets similar to the Plugins menu..   Read more