u/wldmrin r/programming • Recommends
On “Bun v0.5.7 | Bun Blog”
This is true for big picture design patterns. But software is details, so the cost of having to learn the quirks of two ecosystems is not insignificant.
Now, if you decide to use two different paradigms for their strengths in their respective domains (say, Elm + Erlang), that tradeoff may be worth it. But if you're just using two fairly similar languages (say, Typescript and Java ... fight me), then it may not.