[Haskell-cafe] Scala at position 25 of the Tiobe index, Haskell dropped
cma at bitemyapp.com
Fri Apr 17 18:50:11 UTC 2015
I'm not sure what you think a `cabal upgrade` should do. You can ask Cabal
to install a particular, newer version of a library and it will resolve the
package dependencies across the project and prompt for reinstalls for where
On Fri, Apr 17, 2015 at 1:47 PM, Joe Hillenbrand <joehillen at gmail.com>
> Sandboxes are really a bandaid and most tutorials don't promote them
> You can also still hit the multiple package versions issue in a sandbox.
> The lack of "cabal upgrade" is another big headache.
> On Fri, Apr 17, 2015 at 11:29 AM, Christopher Allen <cma at bitemyapp.com>
> > I work with a lot of Haskell beginners and the Cabal problems went away
> > sandboxes were added to Cabal and the learners started using a sandbox
> > every project.
> > I've only seen a handful (one hand, 5 fingers) of problems since then
> > weren't attributable to, "wasn't using a sandbox". Of those, about half
> > the user doing something uncommon/unusual.
> > I have a tutorial here http://howistart.org/posts/haskell/1 which among
> > other things, covers the basics of using sandboxes.
> > Library maturity is my only worry with production Haskell. Not enough
> > eyeballs and all that. It's not enough to stop me or my colleagues using
> > in production though. I can fix libraries, I can't fix Scala.
> > On Fri, Apr 17, 2015 at 1:21 PM, Joe Hillenbrand <joehillen at gmail.com>
> > wrote:
> >> > On Fri, Apr 17, 2015 at 6:21 AM, Gregory Guthrie <guthrie at mum.edu>
> >> > wrote:
> >> >
> >> > And in my experience the cabal problems are the "fatal-flaw";
> >> Big +1 here. Cabal is the biggest thing keeping me from aggressively
> >> promoting Haskell in industry. The risk of promoting Haskell now is
> >> that people will try out Haskell, hit a cabal issue, give up, and then
> >> form a bad opinion of Haskell because of it.
> >> There is saying "If a user has a bad experience, that's a bug."
> >> I've been patiently awaiting the Backpack overhaul before promoting
> >> Haskell in the workplace. 
> >>  https://ghc.haskell.org/trac/ghc/wiki/Backpack
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