Bundle install: ERROR: Failed to build gem native extension. nio4r gem
I'm currently working on a project using:rvm 1.26.11ruby 2.2.1p85I tried to run bundle install but keep getting the following error:Gem::Ext::BuildError: ERROR: Failed to build gem native...
View ArticleHow to set up gist to work with an existing token? [closed]
I've installed gist Ruby gem. However, I'm having trouble setting up my gist to work with an existing GitHub account and taken. I've read the instructions in here. However, I'm lost on the next steps I...
View ArticleAdding an entry and having rollbacks
After creating an entry, I'm having this to my logs.Started POST "/village_condos" for ::1 at 2024-03-25 08:05:22 +0800Processing by VillageCondosController#create as HTMLParameters: {"utf8"=\>"✓",...
View ArticleEBCDIC to ASCII in RUBY
I have a EBCDIC file that was generated from a Mainframe and will need to convert it to ASCII for data processing.Any help would be appreciated.
View ArticleRuby Gems returns "command not found"
Ubuntu 9.10Just installed newgem gem install newgemand when i trynewgem new_projectI get adam@adam-ubuntu:~$ newgem newprojectnewgem: command not foundIve checked my path via echo...
View ArticleGraphQL not working when deployed on Heroku but working correctly on local...
I use a ruby app with the shopify gem (version 9.0.2)Everything worked well, until recently, when suddenly it can't parse my GraphQL call on HerokuBut when I am doing the same process locally, it...
View ArticleHow to introduce a filename into shell script in Ruby script
Ruby script where I want to run a shell script and pass in a filename with spaces. I've tried a dozen ways of doing. Here's one:filename = "/Users/gscar/Pictures/_Photo Processing Folders/Watched...
View ArticleCheck if string contains any substring in an array in Ruby
I am using the Tmail library, and for each attachment in an email, when I do attachment.content_type, sometimes I get not just the content type but also the name. Examples:image/jpeg;...
View ArticleChange the context/binding inside a block in ruby
I have a DSL in Ruby that works like so:desc 'list all todos'command :list do |c| c.desc 'show todos in long form' c.switch :l c.action do |global,option,args| # some code that's not relevant to this...
View ArticleWhat extended do ruby
What extended does in this code?class << self def extended(klass) klass.class_exec do define_method :supported_attrs do that_klass = self.class that_klass.const_defined?(:ATTRS) ?...
View ArticleWhy Ruby `num >> 1` is slower than `num/2`
i surprised that Ruby num >> 1 is slower than num/2 since i always thought that bit operators should faster than normal operators.# ruby 3.0.3require "benchmark/ips"Benchmark.ips do |bm| num =...
View Articlebundler: failed to load command: fastlane (/usr/local/bin/fastlane) in ubuntu...
I am using this command to install fastlane in GitHub Actions in Ubuntu image: - name: Bundle install run: | cd ./android curl -sSL https://rvm.io/mpapis.asc | gpg --import - curl -sSL...
View ArticleMeaning of tilde-greater-than (~>) in version requirement?
What's the meaning of ~> version requirement in gem specs? hanna-0.1.12 depends on [haml (~> 2.2.8)]
View ArticleRuby Unicorn Server Memory Usage
I've been fiddling about with Rails 5.2, Ruby 2.7.8 and Unicorn 4.8.3, trying to understand the memory pattern usage, and I'd appreciate any kind of pointers in this direction, as I seem to find...
View ArticleInput Output from CSV in Ruby. console output different from file output
I am learning the csv application in ruby.I have a function which takes a string and looks up words against it based on starting alphabetNow i am trying to read a file which has lots of strings and the...
View Articleconfig.ru path issue when upgrading from Ruby 2.7 to 3.2
I have an issue starting an old Rails app.When config.ru is called, therequire_relative 'config/environment'statement is called in the context of 1 directory level up from my application directory, so...
View ArticleProbability of getting specific sum after rolling n dice. Ruby
What is the best solution for finding probability of rolling sum with n dice?I'm solving it by findingmean.standard deviation.z_score for the numbers below xz_score for the numbers above xconverting...
View ArticleBundle install unable to install gem from GitHub
I am trying to install gem from a forked aws-sdk-ruby repo where I have added some new commits.Below is the content I have added to my Gemfile:gem 'aws-sdk', :git =>...
View ArticleRails: What's a good way to validate links (URLs)?
I was wondering how I would best validate URLs in Rails. I was thinking of using a regular expression, but am not sure if this is the best practice.And, if I were to use a regex, could someone suggest...
View ArticlePagination on Home Page - Want http://website.com/submissions/?page=2, not...
I'm using the Pagy Gem for pagination. What i'm trying to do is render the partial in my Home page with the pagination (this is working how I want currently), but I want the 2 in 1,2,3 Next > to go...
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