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.

If you want to Leverage Browser Caching in WordPress open up your .htaccess and add these codes below.

If you want to shorten your Wordpress post titles add the function below to your functions.php file.

If you want a custom favicon for your Wordpress Blog add following snippet to the functions.php file.

Adding this piece of code to your wp-config.php will disable post autosave.