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Awgiedawgie 2022-05-14 00:25:03
ruby get min value from array
people = {'joe' => 21, 'bill' => 35, 'sally' => 24} people.min_by { |name, age| age } #=> ["joe", 21] people.max_by { |name, age| age } #=> ["bill", 35] Add solution
Lionel Aguero 2022-05-13 17:30:44
rails link_to class
<%= link_to "Get More Books", books_path, class: "index-link" %> Add solution
Awgiedawgie 2022-05-13 17:26:15
rails server not updating
#config.file_watcher = ActiveSupport::EventedFileUpdateChecker config.file_watcher = ActiveSupport::FileUpdateChecker Add solution
Awgiedawgie 2022-05-13 15:46:01
rails image
<%= image_tag 'icon.png', alt: 'icon' %> # => <img src='app/assets/images/icon.png' alt='icon' /> Add solution
Awgiedawgie 2022-03-27 15:25:03
ruby assign value to hash
my_hash = Hash.new #=> { } # OR my_hash = {} Add solution
Awgiedawgie 2022-03-25 05:05:10
test if array empty ruby
irb(main):001:0> [].length => 0 irb(main):002:0> [1].length => 1 irb(main):003:0> [1, 'foo'].length => 2 Add solution
Awgiedawgie 2022-03-24 20:45:17
rails update without validation
# no validations user.update_attribute(:last_request_at, Time.current) # no validations AND callback user.update_columns(last_request_at: Time.current) Add solution
Krish 2022-03-23 06:15:08
ruby hello world
# Hello World Program in Ruby! puts "Hello, World!" Add solution
Awgiedawgie 2022-03-23 03:40:01
rails keep all params except for some
params.require(:shoes).except!(:shoes_id).permit! Add solution
Awgiedawgie 2022-03-20 07:15:08
rails hidden field default value
hidden_field(:object, :field, :value => params[:requestval]) Add solution

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