ruby - rvm install 2.6.7 always failed on Apple M1 mac - Stack Overflow
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FastRuby.io | Rails Upgrade Services on Twitter: "Ruby 2.6 will introduce endless range syntax: https://t.co/d22Lv0T8Vx #ruby You can check it out now in the Ruby 2.6 preview version! https://t.co/88ciVzrrIw" / Twitter
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Your Ruby version is 2.6.3, but your Gemfile specified ~> 2.3.1 - Stack Overflow