For modules which, according to the Ruby-Docs, are supposed to be in the stdlib, no Gem installation must be necessary.
With other words: A Ruby application which only uses features from the stdlib, should run on any other Ruby installation (of compatible version) without the requirement of installing a Gem. On Tue, Nov 20, 2018, at 14:13, Ken Brown wrote: > On 11/20/2018 3:41 AM, Ronald Fischer wrote: > > Since I updated Ruby to 2.3.6, the standard library json is missing: > > > > ruby -e 'require "json"' > > /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in `require': > > cannot load such file -- json (LoadError) > > from /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in > > `require' > > from -e:1:in `<main>' > > Install the ruby-json package. > > Ken > BKCBи[H\мЮЫиоYнк[ллKми[\Ы[BTNЫиоYнк[ллKй\KУBин[Y[] > [лЫиоYнк[ллKйимЫ[B[нXимXH[ЮЫиоYнк[ллKл[ > Шн[нXимXK\к[\CBB -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple

