>you have `username` a symbol as the key in your map, but you are
>looking for `:username` they keyword as a key
At some point I tried:
(get new-user-entry "username")
but that had the same result.
Username is clearly a key, yes?
What would you suggest?
On Friday, October 19, 2012 12:06:10 PM UTC-4, red...@gmail.com wrote:
>
> you have `username` a symbol as the key in your map, but you are
> looking for `:username` they keyword as a key
>
> On Fri, Oct 19, 2012 at 8:47 AM, larry google groups
> <lawrenc...@gmail.com <javascript:>> wrote:
> >
> >
> > Also:
> >
> >
> >
> >> I suggesting adding printlns or logging or a debugger and checking the
> >> value of this-users-params, it is almost certainly not what you expect
> >> it to be.
> >
> > I showed the output previously, but I will do it again.
> >
> > If I add a println like this:
> >
> >
> > (defn add-to-logged-in-registry [this-users-params]
> > (let [right-now (. (Date.) getTime)
> > new-user-entry (conj this-users-params { "updated" right-now })]
> > (println apply str new-user-entry)
> >
> > (if (:username new-user-entry)
> > (swap! registry assoc (:username new-user-entry)
> new-user-entry))))
> >
> > This code works perfectly at the REPL so to show a problem I have to
> upload
> > this to the live server. So I compile this and upload it to the server
> and
> > start it up and immediately the Javascript in the browsers of dozens of
> > users starts to bombard the app:
> >
> > java -jar who-is-logged-in-1.0.1-standalone.jar 40000
> > App 'Who is logged in?' is starting
> > port: 40000
> > 2012-10-19 11:37:02.731:INFO:oejs.Server:jetty-7.x.y-SNAPSHOT
> > 2012-10-19 11:37:02.846:INFO:oejs.AbstractConnector:Started
> > SelectChannelConnector@0.0.0.0:40000
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661023079, username rumbella,
> > first_name , last_name , user_image , site www.wpquestions.com}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661023140, username karlorihoo,
> > first_name Karlo, last_name Rihoo, user_image , site www.wpquestions.com}
>
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661023698}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661024149, username Rainner,
> > first_name Rainner, last_name Lins, user_image Rainner_phptZ2nEJ.jpg,
> site
> > www.javascriptquestions.com}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661024159}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661024269}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661024646}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661024833, username dbranes,
> > first_name Dbranes, last_name , user_image dbranes_phpPJVl3f.jpg, site
> > www.wpquestions.com}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661025140, username Christianto,
> > first_name Christianto, last_name , user_image
> Christianto_phpqESzHW.jpg,
> > site www.wpquestions.com}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661025337, username jsoni,
> > first_name Jatin, last_name Soni, user_image jsoni_phpYlWQTr.jpg, site
> > www.wpquestions.com}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661025651}
> >
> > #<core$apply clojure.core$apply@d1fba79> #<core$str
> > clojure.core$str@7dfde44e> {updated 1350661025996}
> >
> > So, why does this not work? And what is the right way to be sure that
> this:
> >
> > {updated 1350661025996}
> >
> > Is never added to the registry (since there is no username).
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > On Friday, October 19, 2012 3:53:26 AM UTC-4, red...@gmail.com wrote:
> >>
> >> conj can surely produce maps, and does so happily in the following
> cases:
> >>
> >> (conj {} [:foo :bar])
> >> (conj {} {:foo :bar})
> >>
> >> I suggesting adding printlns or logging or a debugger and checking the
> >> value of this-users-params, it is almost certainly not what you expect
> >> it to be.
> >>
> >> as a side note creating a date object just to call getTime is kind of
> >> gross, try (System/currentTimeMillis)
> >>
> >> On Fri, Oct 19, 2012 at 12:42 AM, Sean Corfield <seanco...@gmail.com>
> >> wrote:
> >> > On Fri, Oct 19, 2012 at 12:10 AM, larry google groups
> >> > <lawrenc...@gmail.com> wrote:
> >> >>
> >> >> (defn add-to-logged-in-registry [this-users-params]
> >> >> (let [right-now (. (Date.) getTime)
> >> >> new-user-entry (conj this-users-params { "updated" right-now
> >> >> })]
> >> >> (if (:username new-user-entry)
> >> >> (swap! registry assoc (:username new-user-entry)
> >> >> new-user-entry))))
> >> >>
> >> >> The if statement seems to never be true.
> >> >
> >> >
> >> > conj produces a sequence, not a map, so the lookup of :username
> fails.
> >> > Try
> >> > new-user-entry (assoc this-users-params "updated" right-now)
> >> > --
> >> > Sean A Corfield -- (904) 302-SEAN
> >> > An Architect's View -- http://corfield.org/
> >> > World Singles, LLC. -- http://worldsingles.com/
> >> >
> >> > "Perfection is the enemy of the good."
> >> > -- Gustave Flaubert, French realist novelist (1821-1880)
> >> >
> >> > --
> >> > You received this message because you are subscribed to the Google
> >> > Groups "Clojure" group.
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> >> > Note that posts from new members are moderated - please be patient
> with
> >> > your
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> >>
> >>
> >>
> >> --
> >> And what is good, Phaedrus,
> >> And what is not good—
> >> Need we ask anyone to tell us these things?
> >
> > --
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>
>
> --
> And what is good, Phaedrus,
> And what is not good—
> Need we ask anyone to tell us these things?
>
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