(apply str "Memory
apply str (list "memory ... )
no?
On Mon, Oct 29, 2012 at 5:21 PM, larry google groups <
lawrencecloj...@gmail.com> wrote:
> I decided I wanted to be able to see some stats about my little app, so I
> added this function:
>
> (defn show-stats-regarding-resources-used-by-this-app [request]
> (response (apply str "Memory in use (percentage/used/max-heap): "
> (who/memory-usage) " CPU usage (how-many-cpu's/load-average): "
> (who/cpu-load-usage) " free memory in jvm: " (conj []
> (who/free-memory-in-jvm)))))
>
> This worked great, but then I decided to add this to the end:
>
> " How many people are logged in: " (str (count @registry))
>
> The registry is defined as:
>
> (def registry (atom {}))
>
> And this map keeps maps inside of it, one for each user, so it is a 2D
> map.
>
> Now Ihave this and I get errors:
>
> (defn show-stats-regarding-resources-used-by-this-app [request]
> (response (apply str "Memory in use (percentage/used/max-heap): "
> (who/memory-usage) " CPU usage (how-many-cpu's/load-average): "
> (who/cpu-load-usage) " free memory in jvm: " (conj []
> (who/free-memory-in-jvm)) " How many people are logged in: " (str (count
> @registry)))))
>
> I get:
>
> 2012-10-29 12:15:02.045:WARN:oejs.AbstractHttpConnection:/show-resources
> java.lang.IllegalArgumentException: Don't know how to create ISeq from:
> java.lang.Long
>
> I tried this with and without the "str". What is wrong with this?
>
>
>
>
>
>
>
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--
I may be wrong or incomplete.
Please express any corrections / additions,
they are encouraged and appreciated.
At least one entity is bound to be transformed if you do ;)
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