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RUBY QUESTIONS

Vim ruby identation
Vim ruby identation
it fixes the issue As the comments already mentioned, vim uses the recommended indentation: https://github.com/bbatsov/ruby-style-guideindent-public-private-protectedHowever, if you want to change it, you can by setting a custom indentexpr
TAG : ruby
Date : November 29 2020, 03:01 PM , By : Abhishek Rishi Sriva
Carrierwave filename method creating issue when uploading file to s3
Carrierwave filename method creating issue when uploading file to s3
To fix this issue The problem is in the filename method. On every call, it returns a different value. This is because SecureRandom.urlsafe_base64(5) generates a random string (and it isn't cached). filename is also used under the hood to build path-r
TAG : ruby
Date : November 27 2020, 03:01 PM , By : Пламен Владимиров
Parse dynamic ruby hash with logstash
Parse dynamic ruby hash with logstash
Hope that helps You can use the kv filter and the grok filter together.In your filter.conf logtash file, add the following:
TAG : ruby
Date : November 27 2020, 03:01 PM , By : Viet
Chef: Modify resource without overwriting
Chef: Modify resource without overwriting
hop of those help? I have the following resource on living-elastic cookbook. , Use the Ruby Hashupdate method:
TAG : ruby
Date : November 26 2020, 03:01 PM , By : Mark Burgess
Images not being served on Heroku Rails 5 App
Images not being served on Heroku Rails 5 App
will be helpful for those in need Compile all assets locally and push to heroku.Try following steps:
TAG : ruby
Date : November 23 2020, 03:01 PM , By : Tungbt
new to Ruby, if else statement not working
new to Ruby, if else statement not working
seems to work fine Well when Input a number, it doesn't print out any of the strings for the given value. if i put in 100, shouldn't it print "go to server room"? , if i put in 100, shouldn't it print "go to server room"?
TAG : ruby
Date : November 23 2020, 03:01 PM , By : ravi kiran
How to add "0b" in front of an integer to convert from binary to base 10
How to add "0b" in front of an integer to convert from binary to base 10
I hope this helps you . I'm trying to convert the integer 1101 in binary to 13 in decimal. I can do: , If I get what you're trying to do this should work
TAG : ruby
Date : November 20 2020, 03:01 PM , By : MANISH KAPATEL
Trying to understand the shovel operator with strings
Trying to understand the shovel operator with strings
hope this fix your issue When you set hi = original_string your hi variable is just a new variable pointed at the same object. If you look at hi.object_id and original_string.object_id you will find they are the same. If you want a clone of an object
TAG : ruby
Date : November 19 2020, 03:01 PM , By : Jason Lian
Ruby Mechanize scraping ResponseCodeError
Ruby Mechanize scraping ResponseCodeError
To fix this issue this is easily solved by proper exception handling. you can check this page for a better explanationas for your code, you can handle the exception like so
TAG : ruby
Date : November 16 2020, 03:01 PM , By : Danil Zhdanov
Ruby: Split and Read part of a file Depending on Thread Count
Ruby: Split and Read part of a file Depending on Thread Count
I hope this helps you . The file is read into an array, which is split in chunks using Enumerableeach_slice.
TAG : ruby
Date : November 16 2020, 03:01 PM , By : Cristrian Walker
Capture immediate child in HTML
Capture immediate child in HTML
Hope this helps If you are using Watir v6.2 or greater, there is a new children method that locates just the immediate children:
TAG : ruby
Date : November 14 2020, 03:01 PM , By : umar naidu
Using nokogiri xpath to access nested elements within an xmlns
Using nokogiri xpath to access nested elements within an xmlns
it fixes the issue I'm new to nokogiri and am having trouble using xpath to access nested elements of an xml document with a specific xmlns. , It’s a namespacing issue:
TAG : ruby
Date : November 13 2020, 03:01 PM , By : Jerotronics
Adding methods to already defined class
Adding methods to already defined class
wish help you to fix your issue Why can I add a new method to String class? , New answer:So you're asking how this is possible.
TAG : ruby
Date : November 11 2020, 03:01 PM , By : David Hockaday
Ruby pick random element from select list with optgroups
Ruby pick random element from select list with optgroups
To fix the issue you can do Instead of randomly picking an option value, you can pick a random option element. Then you can use it's select method to select that specific option (rather than asking the select list to find the option again):
TAG : ruby
Date : November 11 2020, 03:01 PM , By : Rasoul Vatanparast
Ruby: Not able to understand why class method is accessible in child class
Ruby: Not able to understand why class method is accessible in child class
it fixes the issue Your understanding is not entirely correct. object.class.ancestors does not give you the full list of classes/modules where methods will be searched for. Here is a counter example:
TAG : ruby
Date : November 11 2020, 03:01 PM , By : Le Duy Nhac
sorting front matter from markdown file
sorting front matter from markdown file
To fix this issue after contacting support, here's what i found.first, i needed to change the YAML front matter from being key fields to object fields. this creates an array of content, like so
TAG : ruby
Date : November 10 2020, 03:01 PM , By : Helpmethrowaway
In RUBY CSV - how do I sum 1 column of sorted csv data and make sureto keep the constraints or limit on the data
In RUBY CSV - how do I sum 1 column of sorted csv data and make sureto keep the constraints or limit on the data
hop of those help? I am working on a csv reader, and looking to do manipulations on the data, I would like to sum one column - years, but make sure to not go past a certain number of points - say 1 million. I am not able to sum the columns, it is inc
TAG : ruby
Date : November 09 2020, 03:01 PM , By : Zuoyan
Accessing different model attributes based on conditional
Accessing different model attributes based on conditional
hop of those help? I am curious if there is a nice way to access a model's attribute as a variable.
TAG : ruby
Date : November 08 2020, 03:01 PM , By : BlackBox
if else liquid statement shopify featured image
if else liquid statement shopify featured image
around this issue I want to show the featured image of the product if it has no variants attributed to it, but if it does, I want to show the selected variant image via the product.selected_or_first_available_variant.image object. , You can simply us
TAG : ruby
Date : November 07 2020, 03:01 PM , By : Rehan Ullah
Why doesn't Ruby find constants defined in the caller's class?
Why doesn't Ruby find constants defined in the caller's class?
Hope this helps This was a puzzle that I encountered in real production code. I wrote up a detailed explanation of what's going on in this blog post.Here's the TLDR: Ruby uses a much more complex algorithm for resolving constants than it does for met
TAG : ruby
Date : November 06 2020, 03:01 PM , By : Robby
Ruby while loop with math
Ruby while loop with math
I hope this helps you . I am working on a lab for class about 'while' loops. This is the goal: , You need to have a boolean flag to check at while level each loop:
TAG : ruby
Date : November 05 2020, 03:01 PM , By : Md Noor Nabi
How to execute a controller private method after a model update?
How to execute a controller private method after a model update?
I wish this helpful for you In your models (let's say A,B) add a method that marks the instance as updated
TAG : ruby
Date : November 05 2020, 03:01 PM , By : Alain Gonzalez
RSpec combine block matcher with non-block matcher
RSpec combine block matcher with non-block matcher
fixed the issue. Will look into that further I would like to check if my class is creating a new object and returning an instance of it. My idea was to combine change matcher with be_instance_of matcher but RSpec doesn't allow to do it. , You can def
TAG : ruby
Date : November 02 2020, 03:01 PM , By : Santos Fiscal Espino
When attempting to install jekyll appears an error
When attempting to install jekyll appears an error
help you fix your problem Such error usually means that you don't have build tools installed. As far as I understood you are using linux, so you can run something like
TAG : ruby
Date : November 02 2020, 03:01 PM , By : Nastya
Symbol is passed to 'raise'
Symbol is passed to 'raise'
With these it helps Looks like the fail method being used was the warden method:http://www.rubydoc.info/github/hassox/warden/Warden%2FStrategies%2FBase:fail
TAG : ruby
Date : November 02 2020, 03:01 PM , By : Cracked
RSpec: The spec_helper.rb is not loaded
RSpec: The spec_helper.rb is not loaded
hope this fix your issue I am learning test automation (Ruby, selenium-webdriver, RSpec). But I have hit an issue and cannot resolve it by myself. , I always execute my specs.rb from the folder "specs"
TAG : ruby
Date : October 31 2020, 04:00 PM , By : Sagemon
Ruby how to use argv to pass url in command line?
Ruby how to use argv to pass url in command line?
I hope this helps you . Let's assume my file name is test.rb
TAG : ruby
Date : October 30 2020, 04:01 PM , By : Danni Z
What is the complexity of Array.new(n,x) in Ruby?
What is the complexity of Array.new(n,x) in Ruby?
help you fix your problem What is the running time of declaring an array with a initial size and a default value ? , About constant for small arrays and linear after that.
TAG : ruby
Date : October 30 2020, 04:01 PM , By : user7449462
Rending dynamic erb.html template files globally in RubyonRails 5 application
Rending dynamic erb.html template files globally in RubyonRails 5 application
seems to work fine The actual rendering is done by subclasses of ActionView::TemplateHandlers. The file extension on your view controls the choice of template handler. Beginning with Rails 2, the standard extensions are .erb for ERB (HTML with embedd
TAG : ruby
Date : October 28 2020, 04:01 PM , By : Mario Hernandez
Kill callback rake
Kill callback rake
Hope that helps Assuming the process is killed gracefully (i.e. not via kill -9, or any other SIGKILL), you can rescue from the signal and "do something" before terminating. (Or even refuse to terminate, if you want!)The most basic approach would be
TAG : ruby
Date : October 24 2020, 08:10 AM , By : Ashleigh Allen
How to get a string with `"\y"`
How to get a string with `"\y"`
Any of those help I have a password that contains "\y". I get: , When you say:
TAG : ruby
Date : October 24 2020, 08:10 AM , By : icdre
Compile Ruby from source on AIX 7.1
Compile Ruby from source on AIX 7.1
wish helps you The issue is that you are using AIX's built-in copy of make and it does not support the command-line option -C. That option is available in GNU make.If you run make -v and do not see output like the following then you are not using GNU
TAG : ruby
Date : October 17 2020, 08:10 AM , By : user2174772
Find attributes with prefix attribute name
Find attributes with prefix attribute name
will be helpful for those in need I have html look likes :
TAG : ruby
Date : October 16 2020, 08:10 AM , By : Daniel
Errors Updating Ruby Gems
Errors Updating Ruby Gems
I hope this helps you . Your request timed out, you may have a network problem, eg. proxy, dns, firewall, routing, etc.
TAG : ruby
Date : October 15 2020, 08:10 AM , By : user2175535
Cannot install ruby gems on AIX 7.1 with ruby 2.4.5
Cannot install ruby gems on AIX 7.1 with ruby 2.4.5
Hope that helps Make sure you have installed the following RPM packages: zlib-devel readline-devel gdbm-devel
TAG : ruby
Date : October 14 2020, 02:21 PM , By : user2176382
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