
Image by cocoate.com via Flickr
Been a long time since i posted!
I shall post with a small article about the htaccess file i used, I have been doing much research on web page optimization and i will share some of these bit by bit.
First the htaccess file!
#####################################################
# CONFIGURE media caching
#
# Header unset Expires
# Turn on Expires and set default expires to 3 days
ExpiresActive On
ExpiresDefault A259200
# Set up caching on media files for 1 month
<FilesMatch “\.(ico|gif|jpg|jpeg|png|flv|pdf|swf|mov|mp3|wmv|ppt)$”>
ExpiresDefault A29030400
Header append Cache-Control “public”
</FilesMatch>
# Set up 2 Hour caching on commonly updated files
<FilesMatch “\.(xml|txt|html|js|css)$”>
ExpiresDefault A604800
Header append Cache-Control “private, must-revalidate”
</FilesMatch>
# Force no caching for dynamic files
<FilesMatch “\.(php|cgi|pl|htm)$”>
ExpiresDefault A0
Header set Cache-Control “no-store, no-cache, must-revalidate, max-age=0″
Header set Pragma “no-cache”
</FilesMatch>
#
#####################################################
<IfModule mod_deflate.c>
<FilesMatch “\.(js|css)$”>
SetOutputFilter DEFLATE
</FilesMatch>
</IfModule>
<IfModule mod_gzip.c>
mod_gzip_on Yes
mod_gzip_dechunk Yes
mod_gzip_keep_workfiles No
mod_gzip_can_negotiate Yes
mod_gzip_add_header_count Yes
mod_gzip_send_vary Yes
mod_gzip_command_version ‘/mod_gzip_status’
mod_gzip_min_http 1000
mod_gzip_minimum_file_size 300
mod_gzip_maximum_file_size 512000
mod_gzip_maximum_inmem_size 60000
mod_gzip_handle_methods GET POST
mod_gzip_temp_dir /tmp
mod_gzip_item_include file \.html$
mod_gzip_item_include file \.php$
mod_gzip_item_include file \.pl$
mod_gzip_item_include file \.rb$
mod_gzip_item_include file \.py$
mod_gzip_item_include file \.cgi$
mod_gzip_item_include file \.css$
mod_gzip_item_include file \.js$
mod_gzip_item_include mime ^application/javascript$
mod_gzip_item_include mime ^application/x-javascript$
mod_gzip_item_include mime ^text/.*
mod_gzip_item_include mime ^httpd/unix-directory$
mod_gzip_item_include handler ^cgi-script$
mod_gzip_item_include handler ^server-status$
mod_gzip_item_include handler ^server-info$
mod_gzip_item_include handler ^application/x-httpd-php
mod_gzip_item_exclude mime ^image/.*
</ifModule>
<ifModule mod_headers.c>
Header unset ETag
</ifModule>
FileETag None
The first block will set http caching on. The 2nd block will turn on gzipping and the last 2 lines will take away etags. I will try to explain the exact meaning of those stuff in time!