Articles tagged as “ruby”

Using RVM for quite some time? You should clean it up a bit

I can't even remember the last time I ran rvm implode, I'd reckon I've been using RVM for about three years.

Sure: I always update it via rvm get stable but I never really clean up old Rubys or gems, I only run bundle clean --force in each repository from time to time since I don't always use bundle exec.

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Shedding some light into UUID version 4 in Ruby and Rails

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:

In the Ruby's s ...
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