HTML, CSS, JS, PHP and C++

Add to .htaccess file

                    RewriteEngine On
                    RewriteCond %{REQUEST_FILENAME} !-d
                    RewriteRule ^(.*)/$ $1 [R,L]
                    RewriteCond %{REQUEST_FILENAME}.php -f
                    RewriteRule (.*) $1.php [L]
                    RewriteCond %{REQUEST_FILENAME}.html -f
                    RewriteRule (.*) $1.html [L]
                

eop