HTTP/2 HTTP/2 (originally named HTTP/2.0) is the second major version of the HTTP network protocol used by the World Wide Web. It is based on SPDY. HTTP/2 was developed by the Hypertext Transfer Protocol working group (httpbis, where bis means…
Anti Bad Bots and Crawlers by User Agent
As we know there are many crawlers and spider, such as Googlebot, Baiduspider. But there are also some crawlers not compliance the rules of robots. That will take more pressure for the server. So we should do something to anti…
Ajax Refresh an Image in Mozilla Firefox
I use Ajax reload an captcha code image. $('.load_captcha').click(function(){ var formData = { // CSRF token _token : csrf_token }; $.ajax({ // The URL where we want to POST url : captcha_url, // Define the type of HTTP verb we…
Website Optimization Related Books
Even Faster Web Sites: Performance Best Practices for Web Developers Steve Souders | O'Reilly Media | June 2009 | 256 pages Performance is critical to the success of any web site, and yet today's web applications push browsers to their…