The Ruby method that is invoked on an object when you send it a message (or call a method) that it doesn't understand.
The method_missing method is used to respond to methods when you don't know what methods you need to understand until runtime.
Questions tagged [method-missing]
124 questions
0
votes
1 answer
Method missing in tutorial
I'm new in the iOS programming, so I've followed one of Apple's Developer library-tutorials. In the "Implementing an app - Tutorial: Add data" part, the site wants me to change the tableView:cellForRowAtIndexPath method. The thing is, there is no…
Developingdeveloper
- 19
- 9
0
votes
1 answer
Rails shared constants using method_missing in a DRY fashion
I have a written a class:
module SharedConstants
class Stage
CONST = {
created: 0,
prepared: 1,
shadowed: 2,
vmxed: 3,
sbooted: 4,
booted: 5,
saved: 6,
dontknowen: 7
…
Midwire
- 1,090
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- 25
0
votes
0 answers
Equivalent to Rubys method_missing at global scales
I was doing a bit of metaprogramming lately and found it to be much easier in Ruby, mainly because the main context in Ruby is an object and I can override its method_missing.
Now, there are several constructs in Python that emulate that behaviour…
hellerve
- 508
- 1
- 6
- 30
0
votes
1 answer
Could not find System.Threading after deploying in mscorlib.dll in Microsoft Compact Framework 2.0/3.5
i am facing a problem in windows mobile 6. i have developed an app and i have used Timer class that is present in System.Threading namespace present in mscorlib.dll assembly. the problem is that when i debug it or when i deploy it by creating proper…
Zunair Minhas
- 145
- 1
- 7
0
votes
1 answer
Slick2D Methods are missing
I am using Slick2D to code a little game, and after a lot of time that already went into it, I changed my mind and decided that I indeed want the game to be resizable. So I tried to use the app.setResizable() command, as suggested on the Slick2D…
flotothemoon
- 1,882
- 2
- 20
- 37
0
votes
3 answers
Ruby nested const_missing method_missing stack too deep
I have the following class:
module APIWrapper
include HTTParty
BASE_URI = 'https://example.com/Api'
def self.const_missing(const_name)
anon_class = Class.new do
def self.method_missing method_name, *params
params = {
…
kid_drew
- 3,857
- 6
- 28
- 38
0
votes
1 answer
AngularJS function undefined when uncommenting it
I have some weird problems related with defintion of method inside scope. Once it's defined, and when I want to call it (just by entering it into code) it disappears. I have this part of code
if (ConfigurationService.isConfigurationChanged() ===…
Slaven Tomac
- 1,552
- 2
- 26
- 38
0
votes
2 answers
Metaprogramming in ActionMailer::Base
I am actually creating a newsletter massmailling software from which I can create a new mailling list on the fly, upload a template, and then send an email to the suscribers from that list doing something like this:
@suscribers.each do |suscriber|
…
Mathieu Dumont
- 3
- 1
0
votes
4 answers
method_missing with unquoted string arguments in Ruby - possible?
I'm learning Ruby and want to be able to do this:
Printer.hi there
and have Ruby output
"hi there"
So far I have the following implementation
class Printer
def method_missing(name, *args)
puts "#{name} #{args.join(',')}"
end
end
But…
Nabeelah Ali
- 529
- 4
- 9
0
votes
1 answer
Alternatives for list methods for IE?
I am looking for a way to do node.classList.contains("foo") in Internet Exploder 7-9 without needing to refactor major portions of my code. This method is present in all other browsers (even IE10).
I have found Code with classList does not work in…
Cobra_Fast
- 15,671
- 8
- 57
- 102
0
votes
1 answer
`method_missing': undefined method `user_class=' for #
When i run rails server,i encountered this error.
'bundle install' has been success.My RVM use ruby 1.9.3 and rails 3.2 but the project need rails 3.1.I think the bundle has already solved the because of the bundle.The rails and ruby might not be…
magic_cwin
- 13
- 1
- 4
0
votes
2 answers
Undefined method even after method_missing handling
I'm studying Ruby and try to implement method_missing, but it's not working. For example, I want to print method name after find_ but ruby raises "undefined method 'find_hello'" when i call it on Book instance.
TEST_05.RB
module Searchable
def…
Pavel Tkackenko
- 963
- 7
- 20
0
votes
1 answer
Methods are not available from the class
I have a project that I need to determine the Time Zone for. The TimeZone class seems perfect for the task:
import java.util.TimeZone;
long tzo = TimeZone.getRawOffset();
However, The getRawOffset method is not available. What am I not…
Roy Hinkley
- 10,111
- 21
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- 120
0
votes
1 answer
question regarding define_method and method_missing
How can I make this code work?
class Meta
@array = [:a,:b]
def self.method_missing(name, *args, &block)
if @array.include? name
self.class.send(:define_method, name) do
…
Bruno Antunes
- 2,241
- 4
- 21
- 35
0
votes
1 answer
Best way to access session from method_missing in model
I know that model should not be aware of session data but I have a need to access a small bit of state information in the method_missing that is defined on a model. Methods caught by method_missing are invoked by form helpers,…
egres
- 294
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- 8