"Nobody should call themselves a professional if they only know one language".
Presumably he means programming language, but this may apply more generally.
Presumably he means programming language, but this may apply more generally.
Concepts are above languages.
Getting your hands dirty actively engaged in the practice of building software in multiple languages is needed to get good, diverse sets of experience around what works and why.
Reading books or worse, opinions on HN, just isn’t sufficient to claim a robust and well-rounded resume.
That should enough, right?