> But at least pip, npm and gems are a breeze compared to cabal. I've not really used the others, but Gemfiles have the concept of upper bounds: http://stackov

> But at least pip, npm and gems are a breeze compared to cabal. I've not really used the others, but Gemfiles have the concept of upper bounds: http://stackoverflow.com/questions/5170547/what-does-tilde-greater-than-mean-in-ruby-gem-dependencies http://stackoverflow.com/questions/5170547/what-does-tilde-g... Docs: http://guides.rubygems.org/patterns/#pessimistic_version_constraint http://guides.rubygems.org/patterns/#pessimistic_version_con...