SEO in the JavaScript Era: How Not to Be Invisible
Today, frontend developers love creating websites as SPAs (Single Page Applications) using React, Vue, or Angular. The site works without reloading pages, everything is lightning fast, and animations are beautiful. It's a delight for the user, but it can be a disaster for SEO if you don't understand the technical underpinnings.
Learning Supplement
Pagination, Sorting, and Faceted Navigation
Online stores generate thousands of duplicate pages due to filters (color, size) and pagination. This wastes crawl budget and creates duplicates.
Lesson Terms
Case Study Example
A store had 10,000 pages because of combinations like 'red shoes size 42'. Using Canonical tags pointed robots to the main category, fixing duplicate issues.
Real Life Example
Faceted navigation creates identical copies of a catalog. The Canonical tag is a sign saying 'The original is over there!'.