Category "ruby"

Could not find public_suffix-2.0.4 in any of the sources

It started when I tried to add the Google Tag Manager Gem to my local installation of Jekyll. A little background here, I'm using homebrew and rbenv. My r

Change the default value for table column with migration

I try to change the default column value from false to true. But when I run rake db:migrate VERSION=904984092840298 I got the following ERROR. StandardError: A

Why won't Rails.cache store API responses?

I am trying to cache the results of API calls. My application makes multiple calls with the same result and I would like it to use the cache to save time. When

The authorization mechanism you have provided is not supported. Please use AWS4-HMAC-SHA256

I get an error AWS::S3::Errors::InvalidRequest The authorization mechanism you have provided is not supported. Please use AWS4-HMAC-SHA256. when I try upload fi

Use Ruby's heredoc syntax to read a regular expression

In my tests, I have a - somewhat longer, multi-line - HTML response containing a date and time. I thought I could use assert_match to compare the expected resul

How can i create JSON array of JSON objects in ruby from a loop

I am trying to loop through some video objects and i am trying to build a JSON array that looks like this: [{"event_name":"video_completed","object_id":1234567

How to zip every element of array to every element of another array in ruby?

Say I have this array: [0, 1, 4], [2, 3] How can I merge them to get: [0,2], [0,3], [1,2], [1,3], [4,2], [4,3] I tried: [0, 1, 4].zip [2, 3] But I got:

How i can receive variable from another thread in Jmeter

in the first thread, I received JSON (format - {"id":6054,"name":"Jmeter created chat","description":"jmeter created test"}) I want to use it in the second thre

Rspec 3 how to test flash messages

I want to test controller's action and flash messages presence with rspec. action: def create user = Users::User.find_by_email(params[:email]) if user

Regex matching plus or minus

Could someone please look at the following function and explain the regex for me as I don't understand it and I don't like using something I don't understand as

Creating a directory called 'con'

In the Ruby console, whenever I try to make a folder 'con', I get the following error: > FileUtils.mkdir_p('con/') Errno::ENOTDIR: Not a directory - con

How do I access class variable?

class TestController < ApplicationController def test @goodbay = TestClass.varible end end class TestClass @@varible = "var" end and i get erro

rdkafka 0.8.1 ERROR: Failed to build gem native extension

I'm runnning bundle install Then I get this error: Fetching rdkafka 0.8.1 Installing rdkafka 0.8.1 with native extensions Gem::Ext::BuildError: ERROR: Failed to

$(document).ready does not work in Rails

I'm using a *.js.erb in my Rails-App, which reacts to a clicked Link. But when I render my page, by getting there via a link_to, I have to refresh the Page, to

Convert Ticks to @timestamp in logstash with Ruby-plugin

I query every minute against a MSSQL Database with jdbc-plugin. In this Database my timestamp is stored in ticks. Field-name is lastupdate. Now I wanted to conv

Failed to build gem native extension (installing Compass)

When I attempt to install the latest version of compass (https://rubygems.org/gems/compass/versions/1.0.0.alpha.17), I get the following error. ERROR: Error i

full width responsive image with image tag in Rails 4 app

Im using the code below to make header images appear randomly in a app I´m making. I want the images to span the whole width of the screen but somehow it

Programming Unity Games with Ruby

So I see that unity has the support for c#, JS and Boo. I could learn one of these but I would like to make a 'compiler' or something similar that would let me

Query method issue on rails upgrade to 6.1.5

enter image description here Upgraded rails from 6.0.3 to 6.1.5 but having issues with query methods like eager_load and references. class Note < Application

SSL verification error when installing cocoapods

What I did sudo gem install cocoapods This is the full message from terminal ERROR: You must add /C=BE/O=GlobalSign nv-sa/CN=AlphaSSL CA - SHA256 - G2 to your