This should be for any dev. The majority of issues faced are interpersonal issues, where someone doesn't want to change years of habits. This can be in the form of code, meetings or continued development. There is always room to learn and grow. Don't get stuck in your ways.
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
Hard truths for new software developers