TestGorilla alternatives & competitors: Top tools for smarter hiring decisions

Pre-employment testing and skill assessments are essential for matching qualified candidates with the right roles. According to SHRM, 54% of organizations use pre-hiring assessments to fill open roles, including technical positions. Yet many of these organizations also report that their assessment process provides a less-than-ideal candidate experience, underscoring the need

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A distributed database that can withstand a meteor strike

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Russian Morse Code

I read something once about an American telegraph operator who had to switch over to using Russian Morse code during WWII. I wondered how hard that would be, but let it go. The idea came back to me and I decided to settle it. It would be hard to switch

Python Do While | Docs With Examples

Posthumous Chebyshev Polynomials

Two families of orthogonal polynomials are named after Chebyshev because he explored their properties. These are prosaically named Chebyshev polynomials of the first and second kind. I recently learned there are Chebyshev polynomials of the third and fourth kind as well. You might call these posthumous Chebyshev polynomials. They were

Five Essential Networking Commands

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Sparse binary Pythagorean triples

I recently ran across an interesting family of Pythagorean triples [1]. You can verify that a² + b² = c² for all n. Sparseness When written in binary, a has only two bits set, and c has only four bits set. It’s not as immediately obvious, but b has only