I\'d like to add a new field in a table. My new \"secret_code\" field in my User model should be equal to Digest::SHA1.hexdigest([Time.now, rand].join)[1..12].
Let\'s say I\'ve got 15 user ids in an array called user_ids. If I want to, say, c开发者_开发百科hange all of their names to \"Bob\" I could do:
近几年沈梦辰出现在综艺节目也越来越多了，并且和海涛的恋情，也受到了不少的外界关注，可以说在娱乐圈发展得很不错了，支持她的粉丝很多，但是黑粉也有不少。但是大家对于沈梦辰的资料起底还是很关注，想知道她的家
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