How to set emacs to open new files in current instance on Ubuntu/Mint?

Question

I want to keep emacs open most of the time, and then whenever I open a text file, python file, etc (from nautilus/finder), I want it to open as a new buffer in my current emacs

Answer 1

Just for your information, If you are using GUI version on Mac, the dir os emacsclient is below:

/Applications/Emacs.app/Contents/MacOS/bin/emacsclient