Self reviewing and testing own code

When we simply can’t have (or don’t want!) a team

Photo by Giorgio Trovato on Unsplash

I know: in theory other humans should better review and test one’s code; nobody should rely only on theirselves (nor their tools — as good as they can be in the 2nd decade of the 21st century), or it’s just going to be too easy to let ugly things release unnoticed.