Ruby mkdir

I'm following 'The Bastards Book of Ruby' and I am trying to build a webscraper using nokogiri but about a quarter of the way into it when I attempt to run the code it throws the error: Crawler.rb:6:in `mkdir': No such file or directory @ dir_s_mkdir - data-hold/nobel (Errno::ENOENT) from Crawler.rb

Ruby was designed by a Japanese programmer named Yukihiro “Matz” Matsumoto in the 90s. Ruby, which is based on languages like Perl, Smalltalk, Ada, Lisp and Eiffel, has steadily grown in popularity since then. It was designed to be simple to understand and implement, even for new programmers. Ruby has an automatic memory management system […] mkdir railsbridge_ruby. mkdir means make directory. You use mkdir when you want to create a new directory. Type this in the terminal: ls. Now the directory Jan 22, 2015 · @mprins I tried that, however, with 2.22 sass-maven and jruby 9.1.5.0 I had the problem I described above. This is why I downgraded my sass-maven-plugin to 2.0, which uses jruby 1.6.8, which does not have this problem. ruby-on-rails,ruby,heroku. Your migration file named should correspond to AddWeightToExercises. It should be accordingly xxxxxxxx_add_weight_to_exercises, where xxxxxxx corresponds to a particular timestamp.

配置npm文件 报错 Error: EINVAL: invalid …

Ruby was designed by a Japanese programmer named Yukihiro “Matz” Matsumoto in the 90s. Ruby, which is based on languages like Perl, Smalltalk, Ada, Lisp and Eiffel, has steadily grown in popularity since then. It was designed to be simple to understand and implement, even for new programmers. Ruby has an automatic memory management system […] mkdir railsbridge_ruby. mkdir means make directory. You use mkdir when you want to create a new directory. Type this in the terminal: ls. Now the directory

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Finally, docker-compose.yml is where the magic happens. This file describes the services that comprise your app (a database and a web app), how to get each one’s Docker image (the database just runs on a pre-made PostgreSQL image, and the web app is built from the current directory), and the configuration needed to link them together and expose the web app’s port. Oct 10, 2014 · With -p you can do it in one line: mkdir -p documents/priority/tests and it will create the whole directory tree if any parts of it are missing. If you try doing this without the -p and some of the directories in between do not exist, this will fail (or at least should :) ). Dec 06, 2016 · $ mkdir workspace $ cd workspace This is where you’ll create your Rails applications. New Rails Application. Here’s how to create a project-specific gemset, installing Rails, and creating a new application. $ mkdir myapp $ cd myapp $ rvm use ruby-2.4.2@myapp --ruby-version --create $ gem install rails $ rails new .