[web-devel] Yesod beginner
anthropornis at gmail.com
Fri Jun 17 02:35:57 CEST 2011
My opinion is tainted by hindsight now, but the "five minutes" page as
is now would probably be sufficient :) I guess it really depends on the
target demographic (experienced programmers or total newbies, et al). I
would love to see more use of Haskell as the first "learn to program"
language (going on a tangent here, sorry).
On 06/16/2011 10:47 AM, Greg Weber wrote:
> I updated the install page with notes for these issues:
> Let us know if you think that would have solved your problems. If not,
> we can link to a more in depth wiki page.
> I believe Neil said the HaskellNet package wasn't compiling on ghc7
> but that it shouldn't be hard to fix and that he might do it. This
> package should allow you to send email on Windows.
> Greg Weber
> On Thu, Jun 16, 2011 at 7:34 AM, Michael Snoyman <michael at snoyman.com
> <mailto:michael at snoyman.com>> wrote:
> Can you add a Wiki page with your install experiences? I'll link to
> it from the "five minutes" page.
> As for the sendmail issue: I'm actually going to need a backend for
> Amazon SES for sending email, so I'd like to get that written. (Any
> volunteers? Aristid already has a great aws package that should do
> most of the heavy lifting.) There's also haskellnet which uses
> SMTP, but I haven't used it.
>  http://www.yesodweb.com/page/wiki
>  http://hackage.haskell.org/package/aws
> On Thu, Jun 16, 2011 at 5:23 PM, anthropornis
> <anthropornis at gmail.com <mailto:anthropornis at gmail.com>> wrote:
> > (I forgot to mention earlier, I'm also new to Haskell, sorta
> starting with
> > Yesod first to just get something running, then going on to learning
> > Haskell, so I can get rid of a PHP CRUD interface for an
> existing db.)
> > I tried cabal install without any flags and it eventually worked.
> > Initially cabal yielded this error:
> > cabal: Error: some packages failed to install:
> > HDBC-postgresql-220.127.116.11 failed during the configure step. The
> > was:
> > ExitFailure 1
> > persistent-postgresql-0.5.0 depends on
> HDBC-postgresql-18.104.22.168 which
> > failed to install.
> > sample-0.0.0 depends on HDBC-postgresql-22.214.171.124 which failed
> to install.
> > Reading further up in the terminal output I saw something
> mentioned about
> > one package needing to be installed for server side extensions,
> or libpq-dev
> > needing to be installed for client side applications.
> > I took a chance that libpq-dev would be the right choice and
> installed it,
> > then ran cabal install again, and this time it worked, and I was
> able to
> > launch the dev server.
> > Viewing the page in my web browser I attempted to add an email
> login, but
> > nothing happened. Switching back to the terminal it said
> sendmail needed to
> > be installed. After installing sendmail I was able to create a
> > I had one question about sendmail. I noted somewhere else in
> your docs that
> > I could possibly do something like Adobe AIR (?) and make an
> executable with
> > Webkit in it as an offline version of the web app (which would
> be really
> > cool, by the way). I wasn't sure, if I put that executable on
> > Windows machine, is sendmail available for Windows or can the
> email pieces
> > be switched with something other than sendmail if needed?
> > Thanks again
> > On 06/15/2011 10:52 PM, Michael Snoyman wrote:
> >> On Thu, Jun 16, 2011 at 12:46 AM,
> anthropornis<anthropornis at gmail.com <mailto:anthropornis at gmail.com>>
> >> wrote:
> >>> Hello,
> >>> I was following the "Yesod in Five Minutes Instructions" and I
> had a
> >>> couple
> >>> of bumps in the road.
> >>> The first one was when trying to do step 6, I get the
> following terminal
> >>> output:
> >>> unrecognized option `--only-dependencies'
> >>> After ignoring that for the moment, I proceeded to trying to
> run the
> >>> devel
> >>> server and I get this terminal output:
> >>> yesod: user error (At least the following dependencies are
> >>> persistent-postgresql ==0.5.*)
> >>> I'm guessing the second error may be related to the first, maybe
> >>> persistent-postgresql was one of those dependencies that was
> supposed to
> >>> be
> >>> installed?
> >>> I did create the Postgres databases and user specified in the
> Yesod app
> >>> config file.
> >>> I'm using this PPA on Ubuntu 11.04 64-bit, as the repo version
> of the
> >>> Haskell Platform seems to be broken:
> >>> https://launchpad.net/~brcha/+archive/ppa
> >>> Thanks for any insight.
> >> Try just plain "cabal install", the "--only-dependencies" is
> >> in newer versions of the "cabal" tool. I'm going to remove it
> from the
> >> docs.
> >> Michael
> web-devel mailing list
> web-devel at haskell.org <mailto:web-devel at haskell.org>
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