[Haskell-beginners] Install mess

Lawrence Bottorff borgauf at gmail.com
Mon Jan 28 16:29:20 UTC 2019

So I've got the HVR ppa going, now, what specifically do I want to install,
type on the command? I guess I'm hearing stack?

On Sun, Jan 27, 2019 at 11:39 PM Graham Gill <math.simplex at gmail.com> wrote:

> I faced a similar problem recently and wasn't able to finish building
> Liquid Haskell and HIE until I started afresh. I wiped/uninstalled old
> Haskell platforms, stack and cabal. Then for a system GHC and cabal I used
> the HVR ppa. You could also use ghcup. See the ghcup page on github which
> links to the HVR ppa also.  See the downloads page at haskell.org, under
> Linux generic installer, which currently recommends using ghcup. (I liked
> the flavour of the HVR ppa more so went with that. )
> For anything else I'm using the latest stack.
> I think my setup is much cleaner as a result, and tools better organised.
> Regards,
> Graham
> On Mon, Jan 28, 2019, 11:12 Lawrence Bottorff <borgauf at gmail.com wrote:
>> I'm on Ubuntu 18.10 and I've made a real mess of my Haskell install. In
>> the past I believe I installed from source. Then I must have tried to
>> install through Ubuntu's repo, then I installed through the Haskell tool
>> stack (curl -sSL https://get.haskellstack.org/ | sh). Now I can type
>> ghci at the command line and I get 8.4.2, through stack ghci I get version
>> 8.0.1, while starting a ghci REPL in Emacs goes with the 8.4.2. The Ubuntu
>> repo version seems to be 8.2.2, BTW. What can I do/what should I do to
>> straighten this out? What is the definitive install of Haskell, stack or
>> Haskell platform, and what role should cabal play?
>> LB
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