Change Time zone in pure ruby (not rails)

Question

I am building a Sinatra site which has mixed UTC/PST data sources, but will be viewed in PST. So I need a way to easily convert Time objects from UTC to PST. Without Rails, I d

Answer 1

Get the current time in utc, then add the offset:

Time.now.utc + Time.zone_offset('PDT')
#=> 2015-12-01 18:10:07 UTC

The problem here is that PDT is fixed to -8, PST is fixed to -7 and Pacific Zone (one that adjusts between the two based on time of year and daylight savings) does not exist, for that you likely need ActiveSupport.