Calculist might be a bit more popular than PsySH. We know about 1 link to it since March 2021 and only 1 link to PsySH. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
PHP is great, but you need to be a pretty decent developer to use it effectively. It has a rather nice interactive shell, https://psysh.org/ . I've built non-trivial, non-web systems in it. Concurrency 'within' the language isn't as nice as some alternatives, but the FCGI-style deployment is quite reliable and convenient in practice. - Source: Hacker News / about 1 month ago
I was diagnosed in 2011 and have struggled a lot to stay productive as a software developer. Somewhat ironically, I've also been building productivity software for my entire career (most recently Calculist), and I think that the combination of those two things puts me in a unique position to help my fellow people with narcolepsy. Source: almost 3 years ago
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