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2006 Nov 13
2
Rails Camp Scaling Session notes
Here are some notes from the scalability session of last week''s Rails camp. They were entered by another session participant and are posted at: http://www.rubyonrailscamp.com/10%3A15%2Bsession%2B-%2Bscaling The key points from my point of view: - the Ruby VM is sketchy, rather like the Java VM around 1997 - the single threaded nature of Rails dispatch handling means we may incur a big memory/hardware hit, for example if pages depend on remote services with varying response t...
2009 Jun 18
1
Inverting a square... (PR#13762)
Refiling this. The actual fix was slightly more complicated. Will soon be committed to R-Patched (aka 2.9.1 beta). -p rvaradhan at jhmi.edu wrote: > Full_Name: Ravi Varadhan > Version: 2.8.1 > OS: Windows > Submission from: (NULL) (162.129.251.19) >=20 >=20 > Inverting a matrix with solve(), but using LAPACK=3DTRUE, gives erroneo= us > results: Thanks, but there seems