@Raymond I like the illustration a lot. Perhaps I will use something like this. @Marc I think this would likely be like "monad burritos"... it makes sense to people who understand it in the first place. Although, I noticed when trying to explain it today, that I had a concept of "size" in my mind - it's sort of connected to "layer of abstraction".
On Fri, Oct 2, 2015 at 2:59 PM, Raymond Huang <[email protected]> wrote: > To follow up on middleware, this is a great picture to demonstrate it. > > 687474703a2f2f692e737461636b2e696d6775722e636f6d2f68623864422e706e67 > <https://camo.githubusercontent.com/9dbd86eb82809faf875ab0078771002b7ef357df/687474703a2f2f692e737461636b2e696d6775722e636f6d2f68623864422e706e67> > > On Fri, Oct 2, 2015 at 2:43 PM, Marc O'Morain <[email protected]> wrote: > >> Could you use Russian Dolls as an analogy? To build a Russian doll (or to >> build middleware) you start out with the smallest doll, and put it inside >> the second smallest, which in turn goes inside the third smallest. When >> opening the doll (calling the function) you start with the largest doll, >> and open it to reveal the second largest, etc. >> >> Imagine the function as a marble, and Russian Dolls as middleware. To put >> the marble inside the dolls you wrap it in the smallest doll first. To call >> the function (retrieve the marble) you need to open the largest, outermost >> doll first. >> >> >> >> On Fri, Oct 2, 2015 at 8:10 PM, Jason Felice <[email protected]> >> wrote: >> >>> Why is it so hard to describe to new people? >>> >>> I mean, the questions I get are (I understand what's happening here, but >>> I can't describe it well): >>> >>> 1. If -> threads things first-to-last, why does the middleware run >>> last-to-first? >>> 2. Why is comp backwards? >>> 3. Wait, so how does each wrapper get a second pass at it? >>> 4. Why would you do this to me? >>> >>> I hope to write a blog or something on this, but I wanted to check in >>> here first. Any ideas on how to talk about this? >>> >>> Thanks, >>> -Jason >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Clojure" group. >>> To post to this group, send email to [email protected] >>> Note that posts from new members are moderated - please be patient with >>> your first post. >>> To unsubscribe from this group, send email to >>> [email protected] >>> For more options, visit this group at >>> http://groups.google.com/group/clojure?hl=en >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "Clojure" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- >> You received this message because you are subscribed to the Google >> Groups "Clojure" group. >> To post to this group, send email to [email protected] >> Note that posts from new members are moderated - please be patient with >> your first post. >> To unsubscribe from this group, send email to >> [email protected] >> For more options, visit this group at >> http://groups.google.com/group/clojure?hl=en >> --- >> You received this message because you are subscribed to the Google Groups >> "Clojure" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> > > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to [email protected] > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > --- > You received this message because you are subscribed to the Google Groups > "Clojure" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
