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Ruby on rails - find_by_sql with LIKE query issue
I wish this helpful for you I've not used the find_by_sql, I generally use a where clause, but in that where I would write something like this.
TAG :ruby-on-rails
Date : September 23 2020, 07:00 PM , By : Colton Colcleasure
Efficent way to select belongs_to model from another Model, in Rails 5?
This might help you I have 2 models: , I would do this in one database query.
TAG :ruby-on-rails
Date : September 23 2020, 07:00 PM , By : Donfthom
Can't retrieve record from API in specs
Does that help Problem is in multiple call to create, you need to store result in a variable. Also you need to retrieve instance right after creation - order of specs can change and you can get in situation when you try to retrieve before creation
TAG :ruby-on-rails
Date : September 23 2020, 03:00 PM , By : Danny
Rails Webpacker: Stop logging "Nothing to do"
hope this fix your issue It's defined here: https://github.com/rails/webpacker/blob/d836e34dc85b97f8c29a02286d8c93ecef980e58/lib/webpacker/compiler.rbL30So maybe override this method, for example something simple like this: app/config/initializers/we
TAG :ruby-on-rails
Date : September 23 2020, 10:00 AM , By : David Dalton
undefined method `empty?' for nil:NilClass when trying to add a error validation messege
hop of those help? empty? doesn't work for nil. Try doing unless @recording_metadata.blank?. blank? is provided by Ruby on Rails.
TAG :ruby-on-rails
Date : September 23 2020, 08:00 AM , By : Indu Mohan
Api::V1::CompaniesController#index is missing a template for request formats: text/html
will help you Because the Controller is in the Api::V1 namespace, Rails will be looking for views in the same namespace, which means it'll be looking for a view in app/views/api/v1/companies/index.html.slim. And that directory of course doesn't exist
TAG :ruby-on-rails
Date : September 23 2020, 08:00 AM , By : S.Wallace
Rubocop: end alignment for begin blocks
To fix the issue you can do Update: This is a known issue (https://github.com/rubocop-hq/rubocop/pull/7286)Original answer:
TAG :ruby-on-rails
Date : September 23 2020, 07:00 AM , By : Екатерина Медведь
How do I order a variable in an each loop?
fixed the issue. Will look into that further By using channel.discussions you will only have the discussions from that channel only. You should use
TAG :ruby-on-rails
Date : September 23 2020, 06:00 AM , By : L.S
What is 'gem activerecord-redshift-adapter' about?
hop of those help? The activerecord-redshift-adapter gem is a database adapter for ActiveRecord, which is part of Rails.From the Redshift Wikipedia page:
TAG :ruby-on-rails
Date : September 23 2020, 03:00 AM , By : D Simpkins
Some hook after initialization of ruby class?
wish of those help ActiveRecord has after_initialize and after_find hooks, which you can use to run code after a record is initialized (via new or build) or loaded (via find).You can use something like:
TAG :ruby-on-rails
Date : September 23 2020, 02:00 AM , By : sadaoui
How to add more meaningful error message to has_many association?
fixed the issue. Will look into that further You can get access to the nested validation errors by specifying that the association index the errors via:
TAG :ruby-on-rails
Date : September 22 2020, 09:00 PM , By : user6089475
Rails Form Submission Blank
wish of those help Unpermitted parameter: :group_id in the server logs is your clue. As the group_id isn't in the list of params you permit in the below code, it never gets assigned, so it thinks you haven't selected a group.Change
TAG :ruby-on-rails
Date : September 22 2020, 07:00 PM , By : gowri
Rails 5 yield gives duplicate contents
should help you out When you do , Rails will loop results from @contacts and render each one using _contact.html.erb, while embedding local variable contact in each one. You see contacts twice, because you loop twice: remove from _contact.html.erb an
TAG :ruby-on-rails
Date : September 22 2020, 07:00 PM , By : sunhailin
How to call routing helper inside a module?
wish help you to fix your issue i have a module like this, where "partners_url" is a routing helper method , Put this line under your module declaration
TAG :ruby-on-rails
Date : September 22 2020, 03:00 PM , By : Haar
routing error, no route match for rails api request
I wish this helpful for you I've got my controller namespaced with API, and can't seem to make a request due to the following error: ActionController::RoutingError (No route matches [GET] "/api/request_projects") , You're declaring Api::Api::Projects
TAG :ruby-on-rails
Date : September 22 2020, 03:00 PM , By : DROBI
What does `rails spec` do that `rspec` does not?
I hope this helps you . It seems it calls rails test:prepare before actually calling rspec:https://github.com/rspec/rspec-rails/blob/master/lib/rspec/rails/tasks/rspec.rakeL11
TAG :ruby-on-rails
Date : September 22 2020, 09:00 AM , By : Allison Mackley
How can I find each ascendent of a record in a self-referential table without N+1
Does that help You can try a recursive CTE to get each category parent based on its parent_id:
TAG :ruby-on-rails
Date : September 22 2020, 09:00 AM , By : Shiran Gabay
Why ruby cannot run the .rb files?
To fix this issue You should provide the correct path to your file, since it's not located in system32 directory, this relative path won't work. If it's on the desktop, it would be something like this, probably:
TAG :ruby-on-rails
Date : September 22 2020, 09:00 AM , By : Jay Prakash Sharma
What is the way to add migration before specific migration in ruby
it helps some times Migration files have names like 20190616110000_create_foo.rb and are applied in the native alphabetical order.Simply rename files changing the timestamps according to the order you need.
TAG :ruby-on-rails
Date : September 22 2020, 04:00 AM , By : Masilenus
undefined method `find_all_by_X'
To fix the issue you can do It seems that find_all_by was deprecated in Rails 4 ...Internally Rails implemented methods like find_all_by_x_id using method_missing (the method is actually defined dynamically through metaprogramming) ... but you don't
TAG :ruby-on-rails
Date : September 21 2020, 12:00 PM , By : Lana
Rails ActiveRecord: How to select the top X records for each day, for multiple days in a single query?
I hope this helps . The model is Posts, and each post has upvotes:integer Hundreds of posts are created each day, and I want to return a the top 10 upvoted posts from each day with a single query. , Try this
TAG :ruby-on-rails
Date : September 21 2020, 10:00 AM , By : Pramod Tiwari
Checking The WHERE CLAUSE clause in rspec testing
will help you I personally don't think checking returned SQL of a scope is sufficient. The way I would test old_products is:
TAG :ruby-on-rails
Date : September 21 2020, 07:00 AM , By : Ashwin aj
How to render enum as string not integer in mongoid (rails)?
I wish did fix the issue. This sounds similar to a question I answered a while back: Rails 5.2 API - Returning enum value in JSON
TAG :ruby-on-rails
Date : September 21 2020, 01:00 AM , By : Őĕvì Śâé
Controller error trying to run application with ruby on rails
fixed the issue. Will look into that further I think that is happening because the naming does not follow Rails naming conventions. Controllers should be named with plural nouns. Placed the controller in app/controllers/tests_controller.rb and name i
TAG :ruby-on-rails
Date : September 20 2020, 10:00 PM , By : user6092723
How to fix Rails's warning messages with Ruby 2.7.0
I hope this helps . To suppress warnings like: warning: Using the last argument as keyword parameters is deprecated; maybe ** should be added to the call
TAG :ruby-on-rails
Date : September 20 2020, 10:00 PM , By : Holyfaya
Gem::InstallError: rubyzip requires Ruby version >= 2.4
it helps some times Deepak already wrote in his answer how to work–around this problem. But I think it might be better to use a different approach.There is a big issue with the versions from RailsInstaller. They are all outdated and install versions
TAG :ruby-on-rails
Date : September 20 2020, 09:00 PM , By : Ryan
Using Rails 6, where do you put your “page specific” JavaScript code?
fixed the issue. Will look into that further Let's go through the contents of this directory in a empty Rails 6 application.
TAG :ruby-on-rails
Date : September 20 2020, 09:00 PM , By : Deepak Hotelogix
Dependency error while upgrading to rails 6
should help you out I ran into a similar issue when upgrading. There's a lot of noise in these dependency warnings, so it can be tricky to find the issue, so it's all about knowing where to look. Luckily one of the devs I work with was able to help m
TAG :ruby-on-rails
Date : September 20 2020, 08:00 PM , By : Saraiyazmin Barbosaz
Rails - !arr&.any? = arr&.empty?
wish of those help In Rails, I want to check if an array is empty(arr = []). , Take a look at the following Ruby:
TAG :ruby-on-rails
Date : September 20 2020, 12:00 PM , By : Meghal Khatri
Rails generated app without tests, how can i generate rspec test files without recreating project?
I wish did fix the issue. First you should add rspec gem to Gemfile and run bundle or gem install rspec also run rails g rspec:installAfter that you should configure rspec and you can check more about testing on this tutorials here: https://medium.co
TAG :ruby-on-rails
Date : September 20 2020, 08:00 AM , By : Mohamed Othman
Is there a way inside a loop to know if you're on the final iteration?
should help you out If you don't want to use a counter or generated offset, you could do something like the following.
TAG :ruby-on-rails
Date : September 20 2020, 03:00 AM , By : kp.autorola
How to stop rails processing when ajax has been aborted at front end?
I hope this helps you . If the Rails server has received the AJAX request, .abort will not stop the server from executing it. This stackoverflow answer describes how you could use readyState to check if the last request was completed or not.However,
TAG :ruby-on-rails
Date : September 20 2020, 01:00 AM , By : Nguyễn Trung Quân
Rails 3.2 to 5 upgrade
I wish this helpful for you The class was deprecated/renamed in the upgrade to rails 4. The class ActionView::Helpers::InstanceTag is transformed into module called ActiveModelInstanceTag. Full qualifier:
TAG :ruby-on-rails
Date : September 19 2020, 09:00 PM , By : Steve Chase
How to fix "Insecure world writable dir /mnt/c in PATH, mode 040777" error after running "rails s"
Hope this helps Are you using WSL? Since C drive (/mnt/c) is a Windows partition it doesn't share the file/dir permission system from Ubuntu(Linux).
TAG :ruby-on-rails
Date : September 19 2020, 07:00 PM , By : ebt
Why am I missing an input in a form after scaffolding in Rails?
like below fixes the issue OK I got it!It's because of the Adblock extension. On every page where it is enabled, it injects CSS directly into the page and adds a
TAG :ruby-on-rails
Date : September 18 2020, 08:00 PM , By : Artem Borutenko
How to void (soft delete) a record in database in a scalable fashion
I wish this help you If you're using Rails 5 or lower, you could use the paranoia gem to implement the soft delete functionality. This gem requires us to add a column called deleted_at to the model which we want to soft_delete. It then uses a default
TAG :ruby-on-rails
Date : September 18 2020, 08:00 AM , By : Josh Walkington
create active record query for virtual attribute in Rails 5 or 6
This might help you If I have a virtual attribute such as full_name, composed of first_name + " " + last_name, and I want to find users with User.where(full_name: "John Whoosiwhatsit"), how can I do this?
TAG :ruby-on-rails
Date : September 16 2020, 09:00 PM , By : Tom J
Setting session_id cookie SameSite property in Rails
fixed the issue. Will look into that further I was able to do this with the secure_headers gem and rails, I put the config in an initializer
TAG :ruby-on-rails
Date : September 16 2020, 07:00 PM , By : Lucian Corlan
How to speed up a rails controller queries?
should help you out You may find help hereAs @Gabbar pointed out and I will add to it, your app right now is eager-loading (opposite of lazy-loading) which means that you are loading more from the database than needed. What we need to do is optimize
TAG :ruby-on-rails
Date : September 15 2020, 01:00 PM , By : Ayaz
Are the order of routes in a Rails app significant
wish help you to fix your issue RailsGuides mentions this
TAG :ruby-on-rails
Date : September 14 2020, 06:00 AM , By : Bryan Green
Smarter CSV ignore blank lines in csv
Hope that helps I am using Smarter CSV to and have encountered a csv that has blank lines. Is there anyway to ignore these? Smarter CSV is taking the blank line as a header and not processing the file correctly. Is there any way I can bastardize the
TAG :ruby-on-rails
Date : September 14 2020, 05:00 AM , By : sunny
What makes heroku response time too much slow
I wish this help you I would try to add NewRelic Heroku add-on, it will show you what takes the most time, most likely it will be your Ruby code doing HTTP requests in a controller action to crawl a page. Heroku tends to be slower than running code o
TAG :ruby-on-rails
Date : September 12 2020, 09:00 PM , By : Chinmay Punage
What is this line for and what does it do?
Hope this helps This is strong parameter in Ruby on rails. This makes Action Controller parameters forbidden to be used in Active Model mass assignment until they have been explicitly enumerated.
TAG :ruby-on-rails
Date : September 12 2020, 05:00 PM , By : user6097229
How to scrape a page for certain strings from an array of substrings with Nokogiri
may help you . Use css. This will find all the elements which matches the given CSS and give you the collection:
TAG :ruby-on-rails
Date : September 12 2020, 06:00 AM , By : Dishang Maisuriya
Get value from hash with indexers
should help you out The keys in your nested hash are strings, therefore you cannot get the values by using a symbolized key. I would do something like this instead
TAG :ruby-on-rails
Date : September 11 2020, 06:00 AM , By : Sahil Puri
How to add a new column to every model?
I wish did fix the issue. with what migration can I add a column to every model at once? This would be handy almost every time you forgot to add a field anyway because most of the time a field you want to add is not limited to one model only. Like "e
TAG :ruby-on-rails
Date : September 05 2020, 12:00 PM , By : LeandroOli
Rails CSV remove column that have empty header
Hope that helps You can use CSV::Row's delete_if method https://ruby-doc.org/stdlib-2.4.1/libdoc/csv/rdoc/CSV/Row.htmlmethod-i-delete_if, something like:
TAG :ruby-on-rails
Date : September 04 2020, 08:00 AM , By : AshMk
Ruby is adding weird spacing between words
it helps some times The code you show is full of white spaces (at the beginning of each line). Those are printed on the HTML and compacted as one space. Also, when you print a value, it adds an space at the end, you can supress that usign (note the d
TAG :ruby-on-rails
Date : September 03 2020, 08:00 PM , By : Maria
Automatically convert nested classes to compact style in Ruby
should help you out The simple answer is don't do it. You (and whoever wrote that Cop) are making a bad assumption that the two "styles" actually do the same thing. They don't. The later is regarded as a really bad practice.
TAG :ruby-on-rails
Date : September 03 2020, 12:00 PM , By : zyx
exists? Ruby Postgresql Active Record Validation with multiple conditions
hop of those help? Use active record find_or_create_by. you can check the documentation here https://apidock.com/rails/v4.0.2/ActiveRecord/Relation/find_or_create_by
TAG :ruby-on-rails
Date : September 01 2020, 05:00 PM , By : ฐิติกร วงศ์ลังกา
How to use Waitr::Browser to show dynamic site content for Nokogiri to scrape
help you fix your problem You'll need to wait for the page to stabilize before you can pull the content. Many client-side applications need at least a few seconds to boot up, some more.One way to refactor this:
TAG :ruby-on-rails
Date : August 30 2020, 01:00 PM , By : Azoz Alharbi
How to get the rating without login in rails?
Does that help You'll need a token to use in the link... with a migration add a field 'token' to the order item (or whatever you call the order line)
TAG :ruby-on-rails
Date : August 28 2020, 04:00 AM , By : Ponsee
What's the best way to download a ZIP file with a large amount of dynamically generated PDFs?
Hope this helps If it's too long to be handled in a HTTP request you must move it to a background job. You can make it way quicker tho by saving generated invoices on the server, which BTW sounds like a good idea anyways since in many countries invoi
TAG :ruby-on-rails
Date : August 27 2020, 03:00 PM , By : Couchet
Use the same `before_action` filter in multiple controllers
seems to work fine Yes, it is good to use DRY here. If your controllers do have same parent class you can place that method in there. If not it is good practice to move this method to the module and include it with reusing.
TAG :ruby-on-rails
Date : August 21 2020, 08:00 AM , By : Giovanni Bianco
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