Calculate age in PHP $your_birthday = '1982-08-29'; $difference = date_diff(date_create(), date_create($your_birthday)); $age = $difference->format('%Y'); // 35 Short and sweet

# time_ago_in_words(Time.now, 1.day.ago) # => 1 day # time_ago_in_words(Time.now, 1.hour.ago) # => 1 hour def time_ago_in_words(t1, t2) s = t1.to_i - t2.to_i # distance between t1 and t2 in seconds resolution = if s > 29030400 # seco...

You'll have to create a new plugin. From the menu bar select Tools > New Plugin Copy the Python script from the signature.py file. Remember to replace your email address (it's example.com). Save the file, signature.py, is fine. Next open up Prefer...

There are a few ways to solve this problem. However, I think the easiest is to cache the day of the year that the user is born on as an integer. If stored alongside the timestamp we can quickly get a list but properly handle the full birthday elsewhere, s...

I can't find a strftime() format that will output the hour without the leading zero. For instance 6:20 will be instead 06:20. This just looks a little sloppy. I created a datetime.rb intializer which will contain custom datetime formats for my applicatio...

If you want to insert a datetime that matches the default mysql datetime type format use this date('Y-m-d H:i:s');

Just for reference http://api.rubyonrails.org/classes/ActionView/Helpers/DateHelper.html#M001695 This post was created about ago

Looks like there is a problem with using the attr_accessor method with datetime form fields http://dev.rubyonrails.org/ticket/8983 In Rails 2.3.2, for me at least, the problem seems to be popping up again. While trying to process a date for credit card v...

If you use a consistent date format often in your Rails applciation, it is worth it to add the format to your application environment. You can do this by adding  it to the bottom of the config/environment.rb file. Time::DATE_FORMATS[:my_custom_format] ...

How to validate uniqueness in a :has_many :through relationship with Ruby on Rails. You'll need three models in this example List, Subscriber and ListSubscriber. A list has many subscribers and a subscriber has many lists. Simple enough. Running the follo...