Setting Waits with SetTimeout() and SetInterval() in JavaScript

Occasionally, you might want to program waits or repetitive actions into your Javascript pages. This could be useful if you’re animating, waiting for a task to execute, or if you’re cre… Read more

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Building a JavaScript Ulam Spiral

Prime numbers (those that are divisible by only themselves and one) are mathematically wild. Unlike, say, the even numbers, the primes famously elude the capture and discipline of a neat mathematical formula. Compare: For any given even number, we have a ... (more…)

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