⁂
Ruby's standard library and Rails's PostgreSQL adapter use by default version 4 UUIDs. This can be changed in Rails migrations via:
default: 'uuid_generate_v1()'
param whereas Ruby's stdlib only supports version 4.
Another interesting difference is in the implementations:
⁂
Great news everyone! Ruby 2.2 preview 1 has been released ! I'm really curios about the Incremental GC and Symbol GC so let's run some quick Rails benchmarks o ...
⁂
Working with Rails for some time you start nitpicking on how to improve it. This is a first in the series of articles regarding on how to improve (even marginally) Rails's performance.
I'll focus on a bunch of gems that speed up, in some cases considerably, small parts of Rails, like the html escaping, the String#bla ...