Re: [Haskell-cafe] sort . nub (was Re: how to generate source code from TH Exp?)

2011-05-15 Thread Daniel Fischer
On Sunday 15 May 2011 15:32:03, Herbert Valerio Riedel wrote: > On Thu, 2011-05-12 at 19:31 +0200, Daniel Fischer wrote: > > > Minor nitpick: instead of doing 'sort . nub', please use 'import > > > qualified Data.Set as S' and do 'S.toAscList . S.fromList'. This > > > should be a lot faster. > >

[Haskell-cafe] sort . nub (was Re: how to generate source code from TH Exp?)

2011-05-15 Thread Herbert Valerio Riedel
On Thu, 2011-05-12 at 19:31 +0200, Daniel Fischer wrote: > > Minor nitpick: instead of doing 'sort . nub', please use 'import > > qualified Data.Set as S' and do 'S.toAscList . S.fromList'. This > > should be a lot faster. > > Or `map head . group . sort', which may be faster than building an >