[{"data":1,"prerenderedAt":56},["ShallowReactive",2],{"\u002Fglossary\u002Fchange-detection":3,"\u002Fglossary\u002Fchange-detection:related":39},{"id":4,"title":5,"author":6,"authorImage":7,"body":8,"category":24,"date":25,"description":26,"draft":27,"extension":28,"letter":29,"meta":30,"navigation":31,"path":32,"readTime":33,"related":34,"seo":35,"stem":37,"term":5,"__hash__":38},"glossary\u002Fglossary\u002Fchange-detection.md","Change Detection","Fabian Krumbholz","\u002Fimages\u002Fauthors\u002Ffabian-krumbholz.webp",{"type":9,"value":10,"toc":20},"minimark",[11],[12,13,14,15,19],"p",{},"See ",[16,17,18],"strong",{},"Crowd-Sourced Change Detection",".",{"title":21,"searchDepth":22,"depth":22,"links":23},"",2,[],null,"April 8, 2026","See Crowd-Sourced Change Detection.",false,"md","C",{},true,"\u002Fglossary\u002Fchange-detection","1 min read",[],{"title":36,"description":26},"Change Detection: Definition | Web Performance Glossary","glossary\u002Fchange-detection","gmmiLwzTmM3qH_GzRFoQ_yQhtnThk59ug9GASzp9bGI",[40,44,48,52],{"path":41,"title":42,"description":43,"letter":29},"\u002Fglossary\u002Fcdn-content-delivery-network","CDN (Content Delivery Network)","A CDN, or Content Delivery Network, is a globally distributed network of servers designed to deliver web content to users quickly and efficiently.",{"path":45,"title":46,"description":47,"letter":29},"\u002Fglossary\u002Fcors-cross-origin-resource-sharing","CORS (Cross-Origin Resource Sharing)","CORS is a browser security feature that uses HTTP headers to manage whether a web page from one domain is allowed to fetch resources from another domain.",{"path":49,"title":50,"description":51,"letter":29},"\u002Fglossary\u002Fcpu-time","CPU time","CPU time is the amount of time the Central Processing Unit (CPU) of a user's device spends processing the scripts and rendering a webpage.",{"path":53,"title":54,"description":55,"letter":29},"\u002Fglossary\u002Fcache","Cache","A cache is a high-speed, temporary storage layer designed to store copies of website files (like HTML, images, and scripts) closer to the user.",1787756713211]