how to install ruby gem

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GEM Package management usage in Ruby and Gem source Setup tutorial _ruby topics

Proficiency in the use of RubyGemsRubyGems is a Ruby plug-in management system that allows you to easily install and manage Ruby library functions. All open source kits can be found on the rubygems. # # #常见指令 Gem-v View the version of

The Ruby Gem command is detailed

Transferred from: http://www.jianshu.com/p/728184da1699Gem Introduction:Gem is a standard package for managing Ruby libraries and programs, and it is easy to find, install, upgrade, and uninstall packages through Ruby Gems such as

Ruby Gem command and rubygem command

Ruby Gem command and rubygem command I. Introduction Gem is a standard package for managing Ruby libraries and programs. It is very convenient to find, install, upgrade, and uninstall software packages through Ruby Gem (such as http://rubygems.org/)

Ruby Gem Tips (GO)

Upgrading Ruby GemsRuby Code Gem Update--system View the Gem versionRuby Code Gem-v View gem version, Gems installation directory, remote sources, etc.Ruby Code Gem ENV View the remote sources you have

Explanation of gem commands in Ruby learning notes

Ruby-v # view the ruby VERSION ruby-e '''require "watir"; puts Watir: IE: version'' # view the watir VERSION Rvm list known # list known ruby versions Rvm install 1.9.3 Rvm use 1.9.3 | rvm use system Rvm use 1.9.3 -- default Rvm list # list local

Ruby Learning Notes Gem commands detailed _ruby topics

Ruby-v #查看ruby version ruby-e ' require ' watir; Puts Watir::ie::version ' #查看watir版本 RVM list Known #列出已知的ruby版本 RVM Install 1.9.3 RVM Use 1.9.3 | RVM Use System RVM Use 1.9.3--default RVM List #列出本地ruby版本 RVM Remove 1.9.2 See RVM Practical

Common ruby + gem commands

Ruby + gem common commands: ruby-e & amp; #39; & amp; #39; require & quot; watir & quot; putsWatir: IE: VERSION & amp; #39; & amp; #39; # View watir version gem-v # gem version gemupdate # Update all packages gemupdate -- s ruby + gem common

How to install and configure ruby on rails + apache + mysql in centos

The customer's server is Ubuntu + apache2 + ruby on rails. Currently, some pages on the customer's server always report the 500 error. The ruby language is only known and has not been studied in depth. I have never set up a ruby server environment,

Tutorial on creating a custom Ruby gem package, rubygem

Tutorial on creating a custom Ruby gem package, rubygem Write a simple example 1. Create the following folder Note: The lib directory must have a rb file with the same name as your gem. Copy codeThe Code is as follows:$ Cd hola$ Tree.├ ── Hola.

Usage of GEM Package Manager in Ruby and managing multiple versions of Gem_ruby topics with bundler

Gem Common commands Gem-v # View version of RubyGems software gem help #显示RubyGem使用帮助 Gems help Example #列出RubyGem命令一些使用范例 gem install [gemname] # ann Install the specified gem package, the program will first find the GEM package from this

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