How to use "cabal-dev ghci" with a non-sandbox, non-global (user?) package?...

Xmonad build failed: cound not find module control.monad.reader...

cabal-install-0.10.2 failed during the building phase...

Weird error during derive-2.3.0.2 build...

Installing a Haskell package from Hackage through Cabal gets stuck at dependency resolution...

Registering multiple versions of packages with `ghc-pkg`?...

-package Cabal-1.8.0.6 breaks pango installation on Mac...

wxHaskell fails because it depends on wx_macu-2.8...

mysterious cabal-install problems...