Install the Ruby programming language on Ubuntu смотреть онлайн

1) Install Ruby dependencies with apt-get:

$ sudo apt-get install git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev software-properties-common libffi-dev

2) Go to https://www.ruby-lang.org/en/, or if you prefer to download from your terminal then do and skip to step 7

$ wget http://ftp.ruby-lang.org/pub/ruby/2.7/ruby-2.7.0.tar.gz

3) Click on Download Ruby

4) Scroll down until you can see Ruby 2.7.0 under Stable releases

5) Left click on Ruby 2.7.0 and save

6) Open your terminal and go to ~/Downloads to check the integrity of your download

$ cd ~/Downloads

$ sha256sum ruby-2.7.0.tar.gz

Should get

8c99aa93b5e2f1bc8437d1bbbefd27b13e7694025331f77245d0c068ef1f8cbe

7) Extract from ruby-2.7.0.tar.gz and change your directory to ruby-2.7.0

$ tar -vxf ruby-2.7.0.tar.gz

$ cd ruby-2.7.0

8) Run the configure script

./configure

9) Execute the execute the GNUmakefile first to make for the installation, then to test and finally to install

$ make

$ make test

$ sudo make install

10) Verify installation

$ ruby -v

11) Update rubygems and install bundler:

$ sudo gem update --system
$ sudo gem install bundler

12) Delete downloaded file and extracted directory to free up space

$ cd ..
$ sudo rm -r ruby-2.7.0 ruby-2.7.0.tar.gz