I taught myself AI engineering. Here I write it up the way I needed it back then: plain language, from the beginning, nothing assumed.https://dominikkeller.dev/enhttps://dominikkeller.dev/essays/the-same-thing-again-with-the-numbers/https://dominikkeller.dev/essays/the-same-thing-again-with-the-numbers/The same loop as part one, this time in about forty lines of Python, with every number small enough to check by hand.Tue, 04 Aug 2026 00:00:00 GMThttps://dominikkeller.dev/essays/how-a-language-model-learns/https://dominikkeller.dev/essays/how-a-language-model-learns/Every chatbot you have used is doing one thing over and over. Here is that thing, with nothing hidden and nothing assumed.Mon, 03 Aug 2026 00:00:00 GMT