Cross-posting to DEV responsibly: canonical + summary + image SEO (quick playbook)

This content originally appeared on DEV Community and was authored by Chạm Pets Family

TL;DR: Khi cross-post lên DEV, hãy dùng canonical URL, đăng bản tóm tắt thay vì full text, và tối ưu ảnh/alt. Đây là checklist 1 trang để làm đúng ngay.

1) Đặt canonical URL

Vì sao? Báo cho Google đâu là bản gốc, tránh trùng lặp và bảo toàn tín hiệu SEO cho bài trên site của bạn.

Cách làm (2 lựa chọn):

• Trong front matter: thêm dòng canonical_url:

yaml
canonical_url: "https://your-domain.com/blog/cross-posting-canonical-image-seo/"

This content originally appeared on DEV Community and was authored by Chạm Pets Family

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Chạm Pets Family | Sciencx (2025-10-18T02:36:07+00:00) Cross-posting to DEV responsibly: canonical + summary + image SEO (quick playbook). Retrieved from https://www.scien.cx/2025/10/18/cross-posting-to-dev-responsibly-canonical-summary-image-seo-quick-playbook/

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» Cross-posting to DEV responsibly: canonical + summary + image SEO (quick playbook) | Chạm Pets Family | Sciencx | https://www.scien.cx/2025/10/18/cross-posting-to-dev-responsibly-canonical-summary-image-seo-quick-playbook/ |

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