...ways to do this: The preferred way is to use the ExternalInterface class to call Javascript functions from ActionScript, and to bind ActionScript functions to the Flash movie's DOM...
...element so they can be called from Javascript. The deprecated way is to use the global fscommand function to call a Javascript function with a fixed name from Javascript. In...
Within before_* Within after_* Cancel later callbacks throw :abort throw :abort Rollback the transaction throw :abort raise ActiveRecord::Rollback When a callback raises an error Exceptions raised in callbacks...
...transaction, but only exceptions that are not ActiveRecord::Rollback will bubble up to the caller. Further reading Order of the state_machine callback chain and how to abort it.
}) JS expect(returned_latitude).to eq latitude end Note that we no longer call evaluate_async_script (or evaluate_script, if you're running synchronously) on page, but the...
...map element itself. Inside of the Heredoc we can then refer to map by calling this. By doing this, we no longer reimplement any logic in our test, gain control...
...They don't hide methods from inheriting classes.) private Private methods can only be called with implicit receiver. As soon as you specify a receiver, let it only be self...
...your call will be rejected. class A def implicit private_method end def explicit self.private_method end private def private_method "Private called" end end A.new.implicit # => "Private called" A.new.explicit # => NoMethodError...
...the issue; git on the other hand will use the return value of that call to decide if the state is good or bad. First, start bisecting git bisect start...
...you're debugging and you lost track of where you are in the current call stack...
end end end You can find a full list of available dynamic calls below: Dynamic call Equivalent Power.current.send(:notes) Power.current.notes Power.current.include?(:notes) Power.current.notes? Power.current.include!(:notes) Power.current.notes! Power.current.include?(:notes...
...Interactive Git status. Run tig status. Stage/unstage with U, navigate with ENTER/Q. Stash management. Call tig stash, browse the stashes, apply with a, pop with p, drop with !. See Git...
...should do it this way (instead of doing regular monkey patches) you can still call super to get the original implementation of the method the prepended class will appear in...
...as a placeholder for the remote Rails root directory. # * Append ` || test $? =1;` to grep calls in order to avoid exit code 1 (= "nothing found") # * To be able to process the...
...require custom Capistrano task files: # Capfile Dir.glob('lib/capistrano/tasks/*.rake').each do |r| # `import r` calls Rake.application.add_import(r), which imports the file only # *after* this file has been processed, so...
...notification each third retry or use less retries. Also, if you make thousands of calls to an API it may not be wise to send emails if the API is...
...additional scripting. While you may bind to the window's resize event, that might call your event listener many times. A better way is to subscribe to changes of the...
...s own ancestors. As a conclusion of (2), a delegated listener will always be called after listeners registered directly on a descendant, regardless of the order in which the listeners...
Register a standard event listener to your target. Before you run your callback, check that the actual element (event.target) matches the desired selector, or has the desired selector...
...second argument to limit the number of applied splits Last Raised Exception In The Call Stack The $! global variable contains the last exception that was raised in the current call...
For this purpose the gem allows you to record execution time when you call rspec with --format ParallelTests::RSpec::RuntimeLogger --out tmp/parallel_runtime_rspec.log. As the documentation on this states you...
it 'sends a xlsx export' do # create your exportable data create(:resource, ...) # call your export endpoint get '/backend/resources.xlsx' # check that all expectations are fulfilled expect(response).to be...
The only way that a jQuery cache entry gets deleted is when you call remove() on the element that put it there! Since cache entries also have a pointer...
...pointer in the jQuery cache blocks its memory from being reclaimed. You need to call $element.remove() (or remove a parent element), to remove the entry in the jQuery cache and...
...implicit conversion of a Hash argument into keyword arguments. This conversion is performed by calling to_hash on the last argument to that method, before assigning optional arguments. If to...
...keyword arguments ... then it is not set as the first optional argument. Instead, Ruby calls to_hash on the object and tries to match the result to keyword arguments. If...
...default to ordering the records by id in ascending order during an ordered finder call. class User < ApplicationRecord end User.first #=> SELECT "users".* FROM "users" ORDER BY "users"."id" ASC LIMIT...
...situation" where you are "inside" an object. This is especially handy when needing to call private methods – just invoke them, no need to use send. Switch to an object: chws...
...freshly cloned project. The reason is your environment.rb which is loaded for Raketasks and calls Rails.application.initialize! which in turn may/will evaluate classes. If one of those classes is tries to...
# accessing "columns" raises an error and the application fails to boot. # # To allow calling "rake db:create" or "rake db:migrate" on an empty # database, we swallow such errors...
...the event from bubbling up the DOM, so you don't also need to call event.stopPropagation(). Note Everything below is legacy trivia about jQuery. We don't use that any...
...we want to stop in the debugger for all following tests, when the :lock call runs into the after_save $debug = true expect { user.lock }.to change(user, :locked).from(false...
...and even though you probably only care about seconds. This means that two consecutive calls of Time.now probably return two inequal values. Consider freezing time in your tests so it...