The article is here: http://geeksta.net/geeklog/exploring-expressions-emotions-github-commit-messages/ http://geeksta.net/geeklog/exploring-expressions-emotions

The article is here: http://geeksta.net/geeklog/exploring-expressions-emotions-github-commit-messages/ http://geeksta.net/geeklog/exploring-expressions-emotions-gi... The article has more graphs, satisfying some curiosities. This specific graph has been obtained applying a regex[1] to a sample of github commit messages. [1] (?i)\b(a+rgh|angry|annoyed|annoying|appalled|bitter|cranky|hate|hating|mad)\b'