Issue #169
https://medium.com/@kylpo/wow-i-learned-so-much-from-this-article-thank-you-595f29077633


https://github.com/onmyway133/notes/issues/2

https://stackoverflow.com/questions/49478/git-ignore-file-for-xcode-projects/26034755#26034755

https://stackoverflow.com/a/46122458/1418457
