Anand Kumar

Digital Liberation

<p>If you are running a WordPress site then sooner or later you need to insert some kind of code to your website. It is most likley a web analytics code like Google Analytics or may be social media script or some CSS stylesheet or may be Custom fonts. This plugin will do all the magic. Even if you want to insert those codes in a custom post type.</p>
<p>All you have to do is adding appropriate html code.</p>
<p>Don’t forget to wrap your code with proper tags.</p>
<pre><code><script type="text/javascript">
YOUR JS CODE HERE
</script>
</code></pre>
<p>Or for CSS:</p>
<pre><code><style type="text/css">
YOUR CSS CODE HERE
</style>
</code></pre>
<h4>Why use this plugin:</h4>
<ul>
<li>To insert CSS and JavaScript codes to <code><head></code> or before <code></body></code>.</li>
<li>To insert code to <code><head></code> of any single page or post.</li>
<li>To insert code to Custom Post Type [New Feature].</li>
</ul>
<p>The plugin should be compatible with WooCommerce.</p>
<h4>What it does not offer</h4>
<ul>
<li>You can’t insert/execute PHP codes.</li>
</ul>
<p>Almost all WordPress theme do support this “Header and Footer Scripts” plugin. If the codes are not appearing in your site [ask for support] or look at your theme file if they have standard <code>wp_head</code> and <code>wp_footer</code> hooks.</p>
<h4>Important Links</h4>
<p>For furhter information you are welcomed to follow these links:</p>
<ul>
<li><strong><a href="https://github.com/anandkumar/header-and-footer-scripts/wiki" rel="nofollow ugc">Read Documentation</a></strong></li>
<li><strong><a href="https://wordpress.org/support/plugin/header-and-footer-scripts/" rel="ugc">Get Support</a></strong></li>
<li><strong><a href="https://github.com/anandkumar/header-and-footer-scripts" rel="nofollow ugc">GitHub Repository</a></strong></li>
</ul>


Header and Footer Scripts

good

Como es posible que al desinstalar el plugin, si no has borrado el script te deje el código ahi metido. Y luego a averiguar de donde vienen los errores. 

Al desinstalar te deja el código

Header and Footer Scripts plugin allows you to add scripts to WordPress site's  and just before closing  tag.

iliasvlachos1

<p>This plugin is usefull to website owners who share links from their website on Facebook. If you debug your website URL with the <a href="https://developers.facebook.com/tools/debug/" rel="nofollow ugc">Facebook Sharing Debugger</a> you might see a warning with the following message.</p>
<p>Missing Properties: The following required properties are missing: fb:app_id</p>
<p>This plugin inserts the required meta property with the given app_id. You have to create a facebook app to get the app_id!</p>
<p>To create a facebook app, visit <a href="https://developers.facebook.com/" rel="nofollow ugc">Facebook Developers</a></p>
<ol>
<li>Register or Login to your account.</li>
<li>Click My Apps, then click Create to create a new App</li>
<li>When the app is created and you are in the app dashboard click settings and select Basic</li>
</ol>
<p>That is the App ID you need to copy.</p>
<p>On your WordPress Admin:</p>
<ol>
<li>Download and activate the plugin</li>
<li>Go to Tools -> Fix missing FB app_id.</li>
<li>Paste the app_id you copied in the given field.</li>
<li>Click Save</li>
</ol>


Fix missing property app_id

This plugin inserts the fb:app_id meta property to fix the Facebook Sharing Debugger error «The following required properties are missing: fb:app_id»

Header and Footer Scripts vs Fix missing property app_id