How to generate random numbers with no duplicates in Excel Your email has been sent Over the last few months, I’ve written about several of Excel’s new dynamic array functions. They’re powerful and ...

Excel provides three functions for generating random values: RAND(), RANDARRAY(), and RANDBETWEEN(), but there’s no comparable function for generating random letters. The truth is, most of won’t need ...

A small implementation of crypto.getRandomValues for React Native. This is useful to polyfill for libraries like uuid that depend on it. The crypto.getRandomValues() method lets you get ...

A RNG in the context of this column is a computer program that, given a certain set of random values, called the seeds, produces a random output whose values are a fixed function of the random input.

JS's PRNG methods (Math.random(), crypto.getRandomValues(), etc) are all "automatically seeded" - each invocation produces a fresh unpredictable random number, not reproducible across runs or realms.

Forecasting for any small business involves guesswork. You know your business and its past performance, but you may not be comfortable predicting the future. Using Excel is a great way to perform what ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The random expression in After Effects is powerful. It can be used for many things, one of which is randomly changing the color value. This saves a ton of keyframing work if you’re looking to generate ...

Ask a designer or artist if any aspect of their process is random. The answer will likely reveal a complex relationship between human cognition, digital media, authorship, and even conceptions of ...