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static allocation in java - heap, stack and permanent generation
...question was therefore Oracle specific. AFAIK, all current (non-research) 3rd-party JVM implementations are either direct ports of an OpenJDK release or descended from another Sun/Oracle release.
The answers below apply to Oracle Hotspot and OpenJDK releases, and probably to most others as well .....
What is this: [Ljava.lang.Object;?
...the class is returned, as specified by the Java Language Specification (§13.1).
If this class object represents a primitive type or void, then the name returned is the Java language keyword corresponding to the primitive type or void.
If this class object represents a class of arrays, th...
What's the difference between == and .equals in Scala?
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edited Sep 18 '13 at 12:45
Erik Kaplun
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Drop multiple tables in one shot in mysql
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Example:
Let's say table A has two children B and C. Then we can use the following syntax to d...
error: writable atomic property cannot pair a synthesized setter/getter with a user defined setter/g
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edited May 9 '13 at 16:37
answered Jul 20 '10 at 5:24
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how to add records to has_many :through association in rails
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3 Answers
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How to send JSON instead of a query string with $.ajax?
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Mark Amery
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answered Oct 2 '12 at 16:02
mekwallmekwall
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How get integer value from a enum in Rails?
...ss to access the integer value for that instance:
my_model = Model.find(123)
Model.sale_infos[my_model.sale_info] # Returns the integer value
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Rails.env vs RAILS_ENV
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371
According to the docs, #Rails.env wraps RAILS_ENV:
# File vendor/rails/railties/lib/initi...