Website speed tip: leverage browser caching

Website speed tip: leverage browser caching

In the past, performance was not considered one of the top priorities when developing web applications, but nowadays web app performance is most important for success, and Google also taking site speed into account in the search rankings.

So In order to get better rankings & to provide best user experience we should use suitable Cache mechanism to your app.

coming to the point, Leverage Browser Cache is the store(remember) the Resources in the Browser that has already loaded.so that if the visitor goes to the next page he/she no need to load the resources(CSS, js, images..etc) again.

Here is htaccess, add this to your htaccess file

<IfModule mod_expires.c>
  ExpiresActive on
 
# Perhaps better to whitelist expires rules? Perhaps.
  ExpiresDefault "access plus 1 month"
 
# cache.appcache needs re-requests in FF 3.6 (thanks Remy ~Introducing HTML5)
  ExpiresByType text/cache-manifest "access plus 0 seconds"
 
# Your document HTML
  ExpiresByType text/html "access plus 0 seconds"
 
# Data
  ExpiresByType text/xml "access plus 0 seconds"
  ExpiresByType application/xml "access plus 0 seconds"
  ExpiresByType application/json "access plus 0 seconds"
 
# Feed
  ExpiresByType application/rss+xml "access plus 1 hour"
  ExpiresByType application/atom+xml "access plus 1 hour"
 
# Favicon (cannot be renamed)
  ExpiresByType image/x-icon "access plus 1 week"
 
# Media: images, video, audio
  ExpiresByType image/gif "access plus 1 month"
  ExpiresByType image/png "access plus 1 month"
  ExpiresByType image/jpg "access plus 1 month"
  ExpiresByType image/jpeg "access plus 1 month"
  ExpiresByType video/ogg "access plus 1 month"
  ExpiresByType audio/ogg "access plus 1 month"
  ExpiresByType video/mp4 "access plus 1 month"
  ExpiresByType video/webm "access plus 1 month"
 
# HTC files (css3pie)
  ExpiresByType text/x-component "access plus 1 month"
 
# Web fonts
  ExpiresByType application/x-font-ttf "access plus 1 month"
  ExpiresByType font/opentype "access plus 1 month"
  ExpiresByType application/x-font-woff "access plus 1 month"
  ExpiresByType image/svg+xml "access plus 1 month"
  ExpiresByType application/vnd.ms-fontobject "access plus 1 month"
 
# CSS and JavaScript
  ExpiresByType text/css "access plus 1 year"
  ExpiresByType application/javascript "access plus 1 year"
 
  <IfModule mod_headers.c>
    Header append Cache-Control "public"
  </IfModule>

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