Ruby: convert unix timestamp to date
datetime, ruby, unix-timestamp
Solution
Use `Time.at`.
Time.at(1335437221)
# => 2012-04-26 12:47:01 +0200
Problem
``` irb> dt = Time.now.utc => 2012-04-26 10:47:01 UTC irb> dti = dt.to_i => 1335437221 ``` Now, how to convert `dti` back to Date/Time ?