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Some detailed information on how irb works and…
Some detailed information on how irb works and configuration options possible: https://docs.ruby-lang.org/en/3.0/IRB.html Predefined global variables https://docs.ruby-lang.org/en/3.0/globals_rdoc.html
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Blasts from the past https en wikipedia org…
Blasts from the past https://en.wikipedia.org/wiki/Soundex https://en.wikipedia.org/wiki/Levenshtein_distance irb(main):011:0> soundex(‘Thomas’) => “T520” irb(main):012:0> soundex(‘Tomas’) => “T520” irb(main):013:0> soundex(‘Tom’) => “T500” irb(main):014:0> soundex(‘Tommy’) => “T500” irb(main):015:0> soundex(‘Kris’) => “K620” irb(main):016:0> soundex(‘Chris’) => “C620” irb(main):017:0> soundex(‘Cris’) => “C620” irb(main):018:0> String::Similarity.levenshtein_distance(‘K620’, ‘C620’) => 1
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On rails 7 new uninitialized constant Gem Source…
On rails 7 new: uninitialized constant Gem::Source (NameError) (defined?(@source) && @source) || Gem::Source::Installed.new ^^^^^^^^ bundler (2.3.8, default: 2.3.7) Solution was to `gem update bundler` bundler (2.3.11, 2.3.8, default: 2.3.7)