Paip. Best practices for front-end loading time analysis

Paip. Best practices for front-end loading time analysis

1. Save As to view the file size... and images.
2. view the htm static files saved as a single load, view the time... can eliminate programming language problems and database ..

# Effect of page loading speed on User Experience.
Within 1 second, the best ..
5 seconds,
> 5 seconds, bad ..

# Index
I. Google's best Web optimization practices
Ii. Yahoo's best Web optimization practices
2. Server Optimization
4. CSS Optimization
5. JavaScript Optimization
 
 
Author old wow's paw Attilax iron, EMAIL: 1466519819@qq.com
Reprinted please indicate Source: http://blog.csdn.net/attilax


3. Some tools

1. Google PageSpeed
2. Yahoo YSlow
3. Other analysis and optimization tools

Spider simulator: this tool can analyze your page and provide some optimization suggestions.
Image SEO tool: this tool can check the alt tags of images and provide some optimization suggestions.
Request Checker: Find the resources and services to be loaded on the page.
Link Checker: Checks internal, external, and invalid links on the page.
HTTP header check: displays the HTTP Response Headers of web pages or resources.
Social Checker: checks social components on pages, such as Google +, Facebook, Twitter, Linkedin, and Pinterest.
If modified Checker: Check whether the page accepts the If-Modified-Since HTTP header.
Gzip Checker: checks whether the page is compressed by Gzip.
CSS delivery tool: checks the CSS files used on the page.
Bread tool: Provides the code for the bread Navigation Based on your input information.
CSS compression tool: Used to compress CSS code.


Reference
This is good ..
Web Front-end optimization practices and tool set Jin -csdn.net.htm