74. OCR GCSE (J277) 2.3 Defensive design considerations 1

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Picked one by one from a mixed channel. Transcript check: both title readers certain; 5 of 5 sampled certain picks confirmed by transcript, none failed. Channel rule: Include only the numbered exam-board specification lessons whose titles name OCR or AQA GCSE/A Level (e.g. J277, H046-H446, 7516-7517, 8525) with spec section references. Exclude Knowledge Byte/news commentary, premium promos and pedagogy walkthroughs.

What you'll learn

A 3-minute video from Craig'n'Dave: “74. OCR GCSE (J277) 2.3 Defensive design considerations 1”.

Programming & CS

Video by Craig'n'Dave, played through YouTube's embedded player.

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103. OCR A Level (H446) SLR15 - 1.4 Simplifying Boolean algebra

Craig'n'Dave

A 14-minute video from Craig'n'Dave: “103. OCR A Level (H446) SLR15 - 1.4 Simplifying Boolean algebra”.

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113. OCR A Level (H046-H446) SLR17 - 1.5 Moral, social & ethical issues part 3

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A 7-minute video from Craig'n'Dave: “113. OCR A Level (H046-H446) SLR17 - 1.5 Moral, social & ethical issues part 3”.

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Builds up what a neural network actually is — neurons as numbers, layers, weights and biases — using handwritten-digit recognition as the running example.

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Building a GPT-style language model from scratch in code, following 'Attention Is All You Need'.

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How transformer models (the 'T' in GPT) turn text into vectors and predict the next token, step by step.

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Building micrograd, a tiny autograd engine, to understand backpropagation completely.

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Freya Holmér builds Bézier curves from linear interpolation up, covering de Casteljau's algorithm, derivatives, arc length and their use in games and graphics.

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Building a computer around the 6502 processor on a breadboard and running 'Hello, world'.

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