What does the ~> symbol mean in a bundler Gemfile? [duplicate]

From the bundler website: The specifier ~> has a special meaning, best shown by example: ‘~> 2.0.3’ is identical to ‘>= 2.0.3‘ and ‘< 2.1.’ ‘~> 2.1’     is identical to ‘>= 2.1’    and ‘< 3.0’. ‘~> 2.2.beta’ will match prerelease versions like ‘2.2.beta.12’. See https://bundler.io/gemfile.html and http://guides.rubygems.org/patterns/#pessimistic-version-constraint

What Does Webpack 4 Expect From A Package With sideEffects: false

Sean from the webpack Team! I’ll do my best in lieu of our documentation still in progress to answer your question here! According to the ECMA Module Spec (I’m not going to try and find the link so you’ll have to trust me here because it’s buried), whenever a module re-exports all exports, (regardless if … Read more

Why Bundle Install is installing gems in vendor/bundle?

In your project folder you will have .bundle directory that holds configuration for bundler. try deleting that folder. it should reset the install path for your gems back to system-wide settings. In the case you just want to edit the install path, opening .bundle/config with your favorite editor should show you the path to vendor/bundle. … Read more

How to reinstall a gem using bundler

If using rbenv, this will let you completely uninstall and re-install a gem such as rmagick: First: Try a simple uninstall/reinstall gem uninstall rmagick bundle install If that doesn’t work, you can remove all trace of the installed gem. Find your gem installation location: bundle show rmagick BUNDLE_DIR=$(dirname $(dirname $(bundle show rmagick))) echo $BUNDLE_DIR Your … Read more

What is flat bundling and why is Rollup better at this than Webpack?

Edit: Rollup supports code splitting – read article Edit: Webpack now supports scope hoisting in some situations — read the blog post here We probably all have different definitions for this stuff, but I think flat bundling simply means ‘taking your modules and turning them into a single bundle’ — i.e, the ‘flat’ is redundant. … Read more

Using npm to install or update required packages just like bundler for rubygems

As of npm 1.0 (which is now what you get by default if you follow the steps in the README file), “bundle” is no longer a segregated thing — it’s just “how it works”. So: Put a package.json file in the root of your project List your deps in that file { “name” : “my-project” … Read more

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