rescue Questions
10
Solved
I am using sidekiq in my rails application.
By Default, Sidekiq can be accessed by anybody by appending "/sidekiq" after the url.
I want to password protect / authenticate only the sidekiq part. Ho...
Filariasis asked 4/9, 2012 at 14:16
2
Solved
I have a module in which I am performing all of my encryption/decryption tasks for a project. I would like to catch any OpenSSL::Cipher::CipherError exceptions that occur in this module so that I c...
Leif asked 15/5, 2013 at 14:4
4
Solved
I have built a simple banking application, which is able to perform the usual operations; Deposit, Withdraw etc.
My controller methods perform these operations and rescue exceptions that are raise...
2
I have method like this
def className
def method_name
some code
rescue
some code and error message
end
end
So, How to write down the rspec to test rescue block..?
Buckskins asked 8/1, 2014 at 15:13
5
Solved
I know of the standard technique of having a begin <some code> rescue <rescue code> end
How does one just use the rescue block on its own?
How does it work, and how does it know which c...
Nifty asked 9/10, 2009 at 8:58
5
Solved
This is somewhat of a broad question, but it is one that I continue to come across when programming in Ruby. I am from a largely C and Java background, where when I use a library function or method...
3
Solved
I have some code that needs to rescue multiple types of exceptions in ruby:
begin
a = rand
if a > 0.5
raise FooException
else
raise BarException
end
rescue FooException, BarException
put...
1
Solved
I know we can get the full stacktrace using __STACKTRACE__ in a catch/rescue block in elixir, but what's the correct way of printing it? In my case, I rescue from an error but I still want to log i...
Intuitive asked 3/12, 2018 at 7:55
2
Rails 4 adds an exception ActionDispatch::ParamsParser::ParseError exception but since its in the middleware stack it appears it can't be rescued in the normal controller environment. In a json API...
Lagging asked 17/3, 2013 at 9:11
2
Solved
I recently learned that you can use rescue on a line of code in case something goes wrong on that line (see http://www.rubyinside.com/21-ruby-tricks-902.html Tip #21). I have some code that used to...
1
Solved
This seems okay to me and I cannot find any documentation that says otherwise, but I'd like it verified. I have a piece of code that could fail, for whatever reason, an ensure after it to protect i...
Quincentenary asked 6/10, 2015 at 18:3
2
I love Ruby On Rails and every day I am learning and improving my skills. Currently I am working on an application that is used by several clients and I want to refactor my code so I can feel confi...
Lining asked 10/6, 2015 at 22:23
2
Solved
begin
raise 'foo'
rescue
puts $!.inspect # => #<RuntimeError: foo>
ensure
puts $!.inspect # => nil
end
puts $!.inspect # => nil
Googled around but didn't find a clear answer.
J...
3
Solved
I am working with the following piece;
def index
@user = User.find(params[:id])
rescue
flash[:notice] = "ERROR"
redirect_to(:action => 'index')
else
flash[:notice] = "OK"
redirect_to(:...
Photothermic asked 2/4, 2010 at 14:28
2
I am now dealing with this issue by using the following code
begin
File.open(filename, 'r')
rescue
print "failed to open #{filename}\n"
exit
end
Is there any way to do it more easily like Per...
2
In my app, I sometimes create a User on the fly, and a user's email must be a valid format, and be unique.
I would like to redirect to different places depending on WHICH validation caused the err...
Fraser asked 6/3, 2012 at 21:31
1
In my Rails 2.3.8 application I had a rescue_from code for exceptions, which are thrown during javascript actions:
rescue_from ::Exception, :with => :show_js_errors
...
def show_js_errors exc...
Neral asked 25/7, 2011 at 8:57
1
Solved
I want to avoid an error, if a require is not successfull.
I can do it with:
begin
require 'unexisting_script'
rescue LoadError
end
I tried to do the same with a one-line condition:
require ...
1
Solved
I have the following code in my script...
begin
#Loop to create 1000 emails...
#Loop to send 1000 emails...
rescue Timeout::Error => e
retry_attempts += 1
if retry_attempts < 10
retr...
2
Solved
Given the example:
def method_of_doom
my_string = "I sense impending doom."
my_string.ah_ha_i_called_a_nonexistent_method
rescue NoMethodError => e:
puts "PROBLEM: " + e.to_s
rescue Exception:
...
Metalloid asked 17/1, 2013 at 23:45
4
Solved
I have stumbled upon a situation where my application looks for an id that does not exist in the database. An exception is thrown. Of course, this is a pretty standard situation for any web develop...
Onetime asked 17/11, 2012 at 20:31
1
Does the Ruby rescue statement modifier work with require?
irb(main):001:0> require 'a' rescue nil
LoadError: no such file to load -- a
from (irb):1:in `require'
from (irb):1
from :0
2
Solved
When I run the following, rescue seems to be ignored for ArgumentError.
The ArgumentError error message from Ruby appears on the console, but my puts message does not.
I tried rescue with TypeError...
3
Solved
I have this piece of code:
begin
complete_results = Timeout.timeout(4) do
results = platform.search(artist, album_name)
end
rescue Timeout::Error
puts 'Print me something please'
end
I then ...
Beggary asked 9/1, 2011 at 2:4
4
Solved
Ok so I have this method of an application I am working with and it works in production. My question why does this work? Is this new Ruby syntax?
def edit
load_elements(current_user) unless curre...
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