Articles tagged as “ruby”

Programming archaeology: PHP's dollar sigil

I started out with Java as my professional language and before I discovered Ruby, PHP was my main programming language of choice for new projects. This was probably six to seven years ago or more. I had some pretty good times with CodeIgniter [0] and various libraries like HHMVC [1].

In any case, I digress - even ba ...

read more

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.


read more

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 ...
read more