the rbenv – ruby 272 installation fails
Long story short, I found out that libssl-dev and libreadline-dev were required, so this solved the problem: sudo apt-get install libssl-dev libreadline-dev CLICK HERE to find out more related problems …
Ruby
Ruby is a versatile and powerful programming language that enables developers to create robust, high-performance applications. Ruby is known for its ease of use and readability, making it a popular choice for web development and other projects.CLICK HERE To solve more code-related solutions you face every day.
using ruby nokogiri to parse randomized class names
There’s probably a better way but… require ‘nokogiri’ require ‘open-uri’ doc = Nokogiri::HTML(open(“https://www.politico.com/2020-election/results/georgia/”)) votes = doc.css(‘tr[class*=”candidate-row”]’).map { |row| row.css(‘td’).map { |cell| cell.content } } biden_row = votes.find_index { |row| row[0] …
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scan returns an empty array
From the scan docs. If the pattern contains no groups, each individual result consists of the matched string, $&. If the pattern contains groups, each individual result is itself an …
is it possible to check if a module is already included in rspec configuration?
A workaround solution. @include_modules contains an instance of RSpec::Core::FilterableItemRepository::QueryOptimized which has items_and_filters method. RSpec.configure do |config| included_modules = RSpec.configuration.instance_variable_get(:@include_modules).items_and_filters.map(&:first) unless included_modules.include?(MyMod) config.include MyMod end end > RSpec.configuration.instance_variable_get(:@include_modules).items_and_filters => [[MyMod, {}]] …
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why can’t i save this custom error defined in another class?
For anyone who doesn’t know, Rails 4.2 added Spring, which keeps the application in memory when you terminate it (to speed up start times), and Rails 5.2 added Bootsnap, which …
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which is the more promising future in ruby-currency?
In short, Future is about asynchronous execution. It’s a high level abstraction over system threads (Ruby Thread class). So when you need to speed up and parallelize some calculations then …
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select2 doesn’t work in rails 6 with trestle
I don’t notice any code that shows where you added the js to a view. <%= javascript_pack_tag ‘forms’ %> I recommend putting at the bottom of the sport_categories.html.erb or application.html.erb. …
can i retrieve an array stored in postgresql via sequel as an array?
This is usually handled when you load the pg_array extension into your Sequel::Database instance. Maybe you just loaded the pg_array extension file without loading it into your Sequel::Database instance. You …
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