If you do not want users to search through your website, add this code snippet to the functions.php file.

If you want to display code snippet in posts without a plugin put following code in your theme’s functions.php file.

The following snippet will help you detect your iPhone visitors and let you customise your website and create a better experience for them. To work add this code to your theme’s functions.php file.

Paste the code below at the bottom of your functions.php file. In the example below the page domain.com/contact and the page domain.com/some-other-page-with-form will have the badge visible.

In your functions.php file, paste the following code to change the WordPress excerpt length. You may change the number (99) to any value as you wish.

Copy and paste following snippet in your single.php or index.php, if you want to display more posts change 'showposts' => 1.

If you want to remove login error messages add following snippet in your functions.php file.

With following snippet you can remove the p tags from images adding it at the end of your functions.php file.

If you want to reduce spam on your WordPress blog add following snippet into your .htaccess file.

If you want to enable GZIP Compression, in your WordPress put the following snippet in the .htaccess file.