# The latest Ruby news: Roobykon Ruby Digest: Issue 16

**URL:** <https://metaruby.com/t/the-latest-ruby-news-roobykon-ruby-digest-issue-16/1330>\
**Category:** Ruby Chat\
**Tags:** ruby, web, macruby, rubymotion, rails\
**Created:** [November 1, 2017, 3:09pm UTC](https://metaruby.com/t/the-latest-ruby-news-roobykon-ruby-digest-issue-16/1330 "2017-11-01T15:09:08Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Julia\_Kush](https://metaruby.com/user_avatar/metaruby.com/julia_kush/32/699_2.png) [@Julia\_Kush](https://metaruby.com/u/Julia_Kush)\
**Post date:** [November 1, 2017, 3:09pm UTC](https://metaruby.com/t/the-latest-ruby-news-roobykon-ruby-digest-issue-16/1330/1 "2017-11-01T15:09:08Z")

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![](https://metaruby.com/uploads/default/original/1X/555310e3768e7457a61cdc5db1167312c5b81e51.jpg)

Web servers! Everyone seems to have an opinion about which are the best and why, but if we’re not careful, habit and loyalty can blind us to rational decision-making. In this issue of Digest, we look in depth at some issues around servers for Ruby – and a whole bunch of other things besides. Enjoy.

**[10 new features in Ruby 2.5](https://blog.jetbrains.com/ruby/2017/10/10-new-features-in-ruby-2-5/)**

Ruby 2.5.0-preview1 is the first preview along the road to Ruby 2.5.0 – but already, it has a bunch of features and improvements that make it worthy of attention. Popular Japanese Ruby blogger Junichi Ito takes a look.

**Raptor: A Forthcoming Ruby Web Server for Faster App Deployment**

From Unicorn to JRuby, there is an array of Ruby web servers out there – each with its own set of supporters. But the makers of Raptor, a new app server, claim that it has the power to blow the competition clean out of the water. Peter Cooper investigates.

**Why Ruby app servers break on macOS High Sierra and what can be done about it**

Anyone who’s upgraded their Mac to High Sierra in the past few weeks may have found that the new OS proves challenging terrain for preforking app servers such as Puma and Unicorn. Why is this, and what can be done?

**_Read the full article with all links to sources: [https://roobykon.com/blog/posts/65-roobykon-ruby-digest-issue-16](https://roobykon.com/blog/posts/65-roobykon-ruby-digest-issue-16)_**

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**Author:** ![jesus\_castello](https://metaruby.com/user_avatar/metaruby.com/jesus_castello/32/1062_2.png) [@jesus\_castello](https://metaruby.com/u/jesus_castello)\
**Post date:** [November 2, 2017, 6:43pm UTC](https://metaruby.com/t/the-latest-ruby-news-roobykon-ruby-digest-issue-16/1330/2 "2017-11-02T18:43:30Z")

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Hi Julia,  
thanks for sharing!

Since you published “10 new features in Ruby 2.5” I think your readers will also enjoy this article:

> **[Performance Improvements in Ruby 2.5](https://www.rubyguides.com/2017/11/ruby-2-5-performance/)**
>
> New Ruby versions keep improving & Ruby 2.5 is no different. Ruby 2.5 introduces these optimizations: String interpolation will be around 72% faster when a large string is created String#prepend will be around 42% faster if only one

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<div class="post-metadata">

**Author:** ![Julia\_Kush](https://metaruby.com/user_avatar/metaruby.com/julia_kush/32/699_2.png) [@Julia\_Kush](https://metaruby.com/u/Julia_Kush)\
**Post date:** [November 3, 2017, 10:06am UTC](https://metaruby.com/t/the-latest-ruby-news-roobykon-ruby-digest-issue-16/1330/3 "2017-11-03T10:06:18Z")

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Hi Jesus! Thank you for this article. We will consider this info for our next digest. Have a nice day:)