Page-Speed normally refers to the time it takes for a web-page to be presented to a browser in a "fully loaded" state.

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0
votes
1answer
254 views

Wordpress Blog Is Very Slow

A few days, my website (http://www.teknoblogo.com) isn't scrolling easily (You can try scrolling) . Website very very slow. I'm using W3 Total Cache. Disabled all unnecessary plugins. But still ...
5
votes
3answers
818 views

What guidelines should be followed when implementing third-party tracking pixels?

Background I work on a website that gets a fair amount of traffic, and as such, we have implemented different tracking pixels and techniques across the site for various specific reasons. Because ...
25
votes
4answers
61k views

How do I set expiration headers for CSS, JS, and Images?

I have recently analysed my website with pagespeed addon on firebug. It suggested me to set expiration on CSS, JS and image files. I am wondering how do i do this?
8
votes
2answers
4k views

When to use and not to use ETags

I was just looking at our site on WebPageTest.org and one of their recommendations for speeding up a website is: ETag headers should generally not be used unless you have an explicit reason to ...
9
votes
6answers
6k views

Is it possible to use asynchronous google adsense, i.e. non-blocking?

I know that there is a Asynchronous method of using Google Analytics but is there something similar for adsense? I can't find one from my current searches - I was wondering whether there is a common ...
4
votes
1answer
1k views

How to fix “Leverage browser caching” error from Page Speed plugin

I'm using the Page Speed Firebug plug-in to check my sites. But I don't know how to fix the "Leverage browser caching" error, since I don't know you specify a cache lifetime to the browser in images ...
12
votes
5answers
301 views

Should JavaScript referenced in the head section be served from the same hostname as the main document?

I was under the impression that for the best performance, Javascript should be treated as static content and served from a cookieless domain along with CSS files, images, etc. But Google says here: ...
63
votes
10answers
32k views

How can I simulate a slow connection for page load?

I have a fast server, and a reasonably fast home Internet connection. How can I simulate my page loading on a slow connection?