Using SSL in production only (set conditional)

.htaccess

# This assumes a, say, virtualhost on your dev machine like the following:
# <Virtualhost *:80>
#     # ...
#     SetEnv APPLICATION_ENV "development"
#     # ...
# </Virtualhost>

<IfModule mod_rewrite.c>
    RewriteEngine On
    RewriteCond %{ENV:APPLICATION_ENV} !^development$
    RewriteCond %{HTTPS} !=on
    RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R=301,L]
</IfModule>