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Build a regex from positive and negative examples
Generate a dialect-specific regular expression with match boundaries, annotated examples and stated limits.
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Generate a dialect-specific regular expression with match boundaries, annotated examples and stated limits.
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Trace inputs, branches, outputs and side effects in supplied code, with a worked example and clear limits on what can be inferred.
**LAYER 1 — Explain Like I'm 5** Imagine you have a favourite toy car. You love it exactly as it is, but you want it to sparkle. So you put it inside a clear box covered in glitter. The car hasn't changed at all — it's the same car — but now every time someone looks at it, they see glitter too. A decorator is that glitter box: it wraps something up without changing what's inside. --- **LAYER 2 — The Real Explanation** *What it is:* a decorator is a function that takes another function as inp
Teaches one technical concept in three passes — a five-year-old's analogy, the real explanation with code, then the takeaways — and closes with the mistakes developers actually make.