1 - You can do both. You can either place a `.vimrc` file in any of your projects and/or add specific settings in your global `.vimrc` file the way I show in my article.
2 - Vim will load 2 files for configuration. The global `.vimrc` and the one in the directory you are in, eg. often the root directory of your projet. The latter being prior.
2 - Vim will load 2 files for configuration. The global `.vimrc` and the one in the directory you are in, eg. often the root directory of your projet. The latter being prior.