Web Pages Optimization

Overview

Notes on web page optimization best practices and tools for implementing and auditing web page performance.

Considerations

• Add Cache-Control headers
• Minify CSS (scroll down to "Optimizing CSS and JavaScript files" and/or cssnano), also cssnano
• Add Expires headers
• Add Last-Modified headers
• Specify character encoding in header

littled_lib utility classes

Littled\Cache\CacheControl

Adds cache control headers to assets such as images, web fonts, stylesheets, and javascript served in a shared hosting environment where there is no access to the server settings.

Auditing tools

• GTmetrix - Provide a score for a URL along with a list of optimizations to perform.
• crazyegg - Subscription-based heatmapping utility.
• UsabilityTools - Subscription-based analytics with focus on bounce rates.

Notes

External links

• Caching, Google Developers