Results for “code”

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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The half-life of a programmer

>Half-life (t1/2) is the amount of time required for the amount of something to fall to half its initial value. The term is very commonly used in nuclear physics to describe how quickly unstable atoms undergo radioactive decay, but it is also used more generally for discussing any type of exponential decay.

I had thi ...

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