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Re: [NYC-rb] JRuby experiences

From: Hector C.
Sent on: Saturday, June 2, 2012 1:52 PM
Not much experience with JRuby and Rails, but at $work we took
advantage of frameworks like Thor to quickly build out CLI tools in
JRuby for data processing.  JRuby's performance improvements relative
to MRI and the ability to use Java directly really helped us get
processes completing faster.

Square is one of the most visible JRuby users that I've seen.  Below
is a video I found interesting on how they use JRuby:



On Sat, Jun 2, 2012 at 11:39 AM, Paul Blair <[address removed]> wrote:
> Though it can be tempting to rely heavily on Java libraries when using
> JRuby, it does limit the portability of your code. The universe of Ruby gems
> is huge and there's a lot of active development; it does change rapidly,
> however. My impression is that in the Java universe you're more likely to
> encounter libraries that have the weight of large organizations behind
> them, have complex APIs, or are over-engineered; on the other hand with Ruby
> gems you may find more work that is flavor-of-the-month,­ slapdash, or no
> longer supported. However, the Ruby community is generally very helpful with
> offering advice about libraries. In general, if you're looking for a library
> I'd recommend trying to find a gem first unless there's there's a good
> reason to go the Java route.

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