{"@attributes":{"version":"2.0"},"channel":{"title":"Mirko Caserta","link":"https:\/\/mirkocaserta.com","description":"Personal website and blog","language":"en","generator":"Zola","lastBuildDate":"Thu, 16 Apr 2026 00:00:00 +0000","item":[{"title":"Pipe-delimited arrays in Bash","link":"https:\/\/mirkocaserta.com\/posts\/pipe-delimited-arrays-in-bash\/","guid":"https:\/\/mirkocaserta.com\/posts\/pipe-delimited-arrays-in-bash\/","pubDate":"Thu, 16 Apr 2026 00:00:00 +0000","description":"A simple pattern for storing structured records in a Bash array and splitting them with IFS.","category":"Software"},{"title":"RAG","link":"https:\/\/mirkocaserta.com\/posts\/rag\/","guid":"https:\/\/mirkocaserta.com\/posts\/rag\/","pubDate":"Thu, 16 Apr 2026 00:00:00 +0000","description":"Retrieval-Augmented Generation \u2014 how language models learn to reach outside themselves for facts, and why it matters that they do.","category":"Word of the Day"},{"title":"Stochastic Parrot","link":"https:\/\/mirkocaserta.com\/posts\/stochastic-parrot\/","guid":"https:\/\/mirkocaserta.com\/posts\/stochastic-parrot\/","pubDate":"Wed, 15 Apr 2026 00:00:00 +0000","description":"A sceptical metaphor for what large language models are doing when they sound like they understand us \u2014 where the phrase came from, and why it still stings.","category":"Word of the Day"},{"title":"Uncanny Valley","link":"https:\/\/mirkocaserta.com\/posts\/uncanny-valley\/","guid":"https:\/\/mirkocaserta.com\/posts\/uncanny-valley\/","pubDate":"Tue, 14 Apr 2026 00:00:00 +0000","description":"The small wrongness of an almost-human face \u2014 why it unsettles us, where the term comes from, and why the valley is no longer confined to robotics labs.","category":"Word of the Day"},{"title":"Untracker","link":"https:\/\/mirkocaserta.com\/posts\/untracker\/","guid":"https:\/\/mirkocaserta.com\/posts\/untracker\/","pubDate":"Tue, 31 Mar 2026 00:00:00 +0000","description":"I built a $0.99 app that strips tracking parameters from every URL you copy. 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