.htaccess

# ----------------------------------------------------------------------
# Start rewrite engine
# ----------------------------------------------------------------------

<IfModule mod_rewrite.c>
    RewriteEngine On

    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteRule ^(.*)$ index.php?/$1 [L]
</IfModule>

<IfModule !mod_rewrite.c>
    ErrorDocument 404 index.php
</IfModule>

# ----------------------------------------------------------------------
# Disable caching
# ----------------------------------------------------------------------

<filesMatch "\.(html|htm|js|css)$">
    FileETag None
    <ifModule mod_headers.c>
        Header unset ETag
        Header set Cache-Control "max-age=0, no-cache, no-store, must-revalidate"
        Header set Pragma "no-cache"
    </ifModule>
</filesMatch>