I always get nervous when I see Haskell/MzScheme/etc bits about "Here's how to make a web server!" or "This is how you parse JSON!". Where's the "this is how y

I always get nervous when I see Haskell/MzScheme/etc bits about "Here's how to make a web server!" or "This is how you parse JSON!". Where's the "this is how you make a blog in 15 minutes", where the blog's code looks as well thought-out as the Haskell Prelude? Not to say that the aforementioned topics aren't important; they are, but what is there at a higher level?