yunusnotes
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Two eggs, leftover rice and half a lemon: turning fridge leftovers into dinner
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Five spreadsheet formulas that keep a household budget alive past February
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How to copy text from a photo or screenshot (and get clean results)
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Sign, redact and send a scanned document without uploading it anywhere
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How do I write an architecture decision record? A worked ADR example, five mistakes, and a 10-minute routine
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Is TOON cheaper than CSV for LLM prompts? Token counts for six real datasets, and when JSON still wins
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How much light does my houseplant get? Turn a phone lux reading into DLI, with four window examples
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How big should my emergency fund be? Three worked households, from 3 to 9 months of essentials
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What does the learning rate do in gradient descent? Six step sizes worked out by hand, from crawl to divergence
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How big a neural network fits on an Arduino or ESP32? Memory math for tiny models, worked out
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What markup do I need for a 20% margin? Markup vs margin table, and what a 10% cost overrun does to it
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How do I future-proof my career against AI? A 90-day plan for your current role, with a worked example
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How do I level subcontractor bids? A worked example where the low bid comes last
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Do MoE models need less VRAM? Memory follows total parameters, speed follows active ones
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What LLM fits on a 12GB or 16GB GPU? Max context for 9 popular models, worked out
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How should I rewrite my resume for the AI era? 8 before-and-after bullets that show judgment, not output
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What chords are in a key? The 7-chord pattern, worked out, with every major key in one table
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What's the difference between a PLC, SCADA, MES and ERP? The ISA-95 levels with one bottling-line example
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How do I explain my value to my manager when AI does half my tasks?
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Can you sell AI-generated coloring books on Amazon KDP? Rules, page sizes and royalty math
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Is my job safe from AI? A 20-minute task test with a worked example
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How much contingency should I add to a quote? A worked example with three tasks
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Running a chatbot entirely in the browser: the parts you need
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Building a PC for local LLMs: a 10-point checklist before you buy
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What do I need to learn before machine learning? A prerequisite map you can follow
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A free 3-day dinner plan built from one shopping trip (with the list)
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