# Latest **URL:** https://metaruby.com/latest.md?page=2 [Latest](https://metaruby.com/latest.md) · [Categories](https://metaruby.com/categories.md) · [Tags](https://metaruby.com/tags.md) **Page:** 3 --- ## [MetaRuby.com is moving. Please read this](https://metaruby.com/t/metaruby-com-is-moving-please-read-this/1864)
**Author:** [@Ohm](https://metaruby.com/u/Ohm)\ **Replies:** 2\ **Last updated:** [August 15, 2018, 8:01pm UTC](https://metaruby.com/t/metaruby-com-is-moving-please-read-this/1864 "2018-08-15T20:01:29Z")
Hi everybody :couple\_with\_heart\_woman\_man: I am going to be the new administrator of MetaRuby.com. The website will be run in much the same fashion, as it has until now with @AstonJ as administrator. I will, however, tr… --- ## [Gem debug\_helper v2.0 Supports Custom Handlers](https://metaruby.com/t/gem-debug-helper-v2-0-supports-custom-handlers/1868)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [August 11, 2018, 11:06pm UTC](https://metaruby.com/t/gem-debug-helper-v2-0-supports-custom-handlers/1868 "2018-08-11T23:06:03Z")
Ruby gem debug\_helper Version 2.0 is up. The debug\_helper assists in printf-style debugging by displaying details about objects, often recursively. New support for custom handlers: previously, the helper supported sel… --- ## [MetaRuby.com is looking for a new admin!](https://metaruby.com/t/metaruby-com-is-looking-for-a-new-admin/1858)
**Author:** [@AstonJ](https://metaruby.com/u/AstonJ)\ **Replies:** 2\ **Last updated:** [August 8, 2018, 2:42pm UTC](https://metaruby.com/t/metaruby-com-is-looking-for-a-new-admin/1858 "2018-08-08T14:42:50Z")
Hi all :slight\_smile: Firstly I have to apologise for my lack of activity here on MetaRuby. Ever since getting into Elixir, and setting up elixirforum.com it has taken up so much of my time that I’ve only been able to l… --- ## [Error: Incompatible Library version](https://metaruby.com/t/error-incompatible-library-version/1857)
**Author:** [@mlevin77](https://metaruby.com/u/mlevin77)\ **Replies:** 2\ **Last updated:** [August 8, 2018, 9:51am UTC](https://metaruby.com/t/error-incompatible-library-version/1857 "2018-08-08T09:51:04Z")
I’m trying to use Ruby on an Apple running High Sierra. I get this error: 1: from /usr/local/lib/ruby/2.5.0/rubygems/core\_ext/kernel\_require.rb:59:in require' /usr/local/lib/ruby/2.5.0/rubygems/core\_ext/kernel\_require.r… --- ## [\[Screencast\] Improving Partial Loading Performance](https://metaruby.com/t/screencast-improving-partial-loading-performance/1854)
**Author:** [@kobaltz](https://metaruby.com/u/kobaltz)\ **Replies:** 0\ **Last updated:** [August 6, 2018, 11:36am UTC](https://metaruby.com/t/screencast-improving-partial-loading-performance/1854 "2018-08-06T11:36:01Z")
N+1 queries can make an application slow. Having queries called within views can also slow down an app as well as making it less extendable. https://www.driftingruby.com/episodes/improving-partial-loading-performance --- ## [What's the best project diagram tool?](https://metaruby.com/t/whats-the-best-project-diagram-tool/509)
**Author:** [@danielpclark](https://metaruby.com/u/danielpclark)\ **Replies:** 6\ **Last updated:** [August 1, 2018, 8:08am UTC](https://metaruby.com/t/whats-the-best-project-diagram-tool/509 "2018-08-01T08:08:38Z")
From time to time I find my self needing to make a visual aid to help illustrate how much integrates into an application and how. But every program I’ve come across to draw a mind map or tree diagram lacks both ideal fu… --- ## [The Definitive RSpec Tutorial With Examples](https://metaruby.com/t/the-definitive-rspec-tutorial-with-examples/1831)
**Author:** [@jesus\_castello](https://metaruby.com/u/jesus_castello)\ **Replies:** 0\ **Last updated:** [July 27, 2018, 1:05pm UTC](https://metaruby.com/t/the-definitive-rspec-tutorial-with-examples/1831 "2018-07-27T13:05:11Z")
Would you like to learn how to write tests for your Ruby applications using RSpec? I wrote an article for you! Check it out: Let me know if you have any questions :slight\_smile: --- ## [Everything You Need to Know About Ruby Operators](https://metaruby.com/t/everything-you-need-to-know-about-ruby-operators/1825)
**Author:** [@jesus\_castello](https://metaruby.com/u/jesus_castello)\ **Replies:** 0\ **Last updated:** [July 24, 2018, 1:08pm UTC](https://metaruby.com/t/everything-you-need-to-know-about-ruby-operators/1825 "2018-07-24T13:08:28Z")
I published a guide on Ruby’s Operators, including everything from the more obscure to the day-to-day operators. You’ll learn about the misterious spaceship operator, the useful (but missunderstood) modulo operator, or … --- ## [Gem debug\_helper Version 1.7 Is Up](https://metaruby.com/t/gem-debug-helper-version-1-7-is-up/1803)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [July 14, 2018, 11:08pm UTC](https://metaruby.com/t/gem-debug-helper-version-1-7-is-up/1803 "2018-07-14T23:08:20Z")
Ruby gem debug\_helper Version 1.7 is up. New classes detailed: File Set New option: depth (controls depth of recursive analysis) --- ## [Gem debug\_helper Goes All Modular](https://metaruby.com/t/gem-debug-helper-goes-all-modular/1788)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [July 7, 2018, 4:17pm UTC](https://metaruby.com/t/gem-debug-helper-goes-all-modular/1788 "2018-07-07T16:17:23Z")
Per a user suggestion, I have enhanced Ruby gem debug\_helper so that it can be used either as a class or as a module. Per the suggestion, the new module method, putd, has the look and feel of method puts. Now you can a… --- ## [\[Screencast\] Editors](https://metaruby.com/t/screencast-editors/1781)
**Author:** [@kobaltz](https://metaruby.com/u/kobaltz)\ **Replies:** 0\ **Last updated:** [July 2, 2018, 11:10pm UTC](https://metaruby.com/t/screencast-editors/1781 "2018-07-02T23:10:50Z")
One question that I get asked most often is what editor, theme and extensions am I using for my editor. In this episode, we take a look at the different extensions and settings that I use. https://www.driftingruby.com/ep… --- ## [Prefer Class Method or Mix-In Instance Method?](https://metaruby.com/t/prefer-class-method-or-mix-in-instance-method/1778)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 1\ **Last updated:** [June 30, 2018, 7:21pm UTC](https://metaruby.com/t/prefer-class-method-or-mix-in-instance-method/1778 "2018-06-30T19:21:28Z")
Assume that a certain functionality is available both as a class method and as an instance method (via a module). Class method: require 'foo' Foo.foo() Instance method (via module): require 'bar' include Bar … --- ## [Gem debug\_helper Is Up](https://metaruby.com/t/gem-debug-helper-is-up/1777)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [June 30, 2018, 1:13pm UTC](https://metaruby.com/t/gem-debug-helper-is-up/1777 "2018-06-30T13:13:17Z")
Help with printf-style debugging: https://rubygems.org/gems/debug\_helper --- ## [Ruby DebugHelper](https://metaruby.com/t/ruby-debughelper/1775)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [June 29, 2018, 2:35pm UTC](https://metaruby.com/t/ruby-debughelper/1775 "2018-06-29T14:35:28Z")
I will soon be putting up a new gem , debug\_helper. Any pre-release suggestions or comments will be appreciated. The GitHub project is here. --- ## [Fast Lookup & Unique Items With Sets](https://metaruby.com/t/fast-lookup-unique-items-with-sets/1774)
**Author:** [@jesus\_castello](https://metaruby.com/u/jesus_castello)\ **Replies:** 0\ **Last updated:** [June 29, 2018, 11:55am UTC](https://metaruby.com/t/fast-lookup-unique-items-with-sets/1774 "2018-06-29T11:55:12Z")
In this new Ruby lesson you’ll learn about sets, a powerful data structure to help you collect unique items. Did you know that a set is implemented as a hash? That’s why it’s so fast! Watch the full video here to learn… --- ## [\[HIRING\] Sr. Fullstack Software Engineer! - San Francisco](https://metaruby.com/t/hiring-sr-fullstack-software-engineer-san-francisco/1762)
**Author:** [@vishwap](https://metaruby.com/u/vishwap)\ **Replies:** 0\ **Last updated:** [June 22, 2018, 10:00pm UTC](https://metaruby.com/t/hiring-sr-fullstack-software-engineer-san-francisco/1762 "2018-06-22T22:00:12Z")
Hey Guys! I lead recruitment at an awesome clinical software company called goBalto, Inc. here in beautiful SF. We are looking for a Sr. Software Engineer to join our team who is well-versed in Ruby. Please click on th… --- ## [Cross-compiling Ruby gems on Linux machine](https://metaruby.com/t/cross-compiling-ruby-gems-on-linux-machine/1759)
**Author:** [@karthikkb93](https://metaruby.com/u/karthikkb93)\ **Replies:** 0\ **Last updated:** [June 21, 2018, 5:14pm UTC](https://metaruby.com/t/cross-compiling-ruby-gems-on-linux-machine/1759 "2018-06-21T17:14:40Z")
I am trying to cross compile a ruby gem “Eventmachine”. My target is an ARM Linux machine and my host is a x86\_64 Linux machine. I found out his link this and it talks about cross compiling for Windows platform and not m… --- ## [JOB - Looking for Senior RoR developers, Senior and Junior Backend Developers and Junior and Senior Frontend Developers](https://metaruby.com/t/job-looking-for-senior-ror-developers-senior-and-junior-backend-developers-and-junior-and-senior-frontend-developers/1744)
**Author:** [@BW2018](https://metaruby.com/u/BW2018)\ **Replies:** 0\ **Last updated:** [June 13, 2018, 4:22pm UTC](https://metaruby.com/t/job-looking-for-senior-ror-developers-senior-and-junior-backend-developers-and-junior-and-senior-frontend-developers/1744 "2018-06-13T16:22:00Z")
Hello! I am an International Researcher for a Recruitment firm. I am currently looking for: - Senior Ruby on Rails Developers (at least 3 years of experience). - Senior Backend Developer (at least 4-5 years of experi… --- ## [Understanding The Law Of Demeter](https://metaruby.com/t/understanding-the-law-of-demeter/1740)
**Author:** [@jesus\_castello](https://metaruby.com/u/jesus_castello)\ **Replies:** 0\ **Last updated:** [June 11, 2018, 12:18pm UTC](https://metaruby.com/t/understanding-the-law-of-demeter/1740 "2018-06-11T12:18:56Z")
In this video you are going to learn about the law of demeter to help you write better Ruby code! You’ll learn exactly what the law of demeter is, how to use it & why you should use it. Watch the FULL video to make sur… --- ## [New Gem: structured\_log](https://metaruby.com/t/new-gem-structured-log/1735)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [June 9, 2018, 5:25pm UTC](https://metaruby.com/t/new-gem-structured-log/1735 "2018-06-09T17:25:33Z")
I have put up a new Ruby gem: structured\_log. It’s an alternative to the many “flat” logs available. Logging in nested sections (blocks) in Ruby code appears as nested elements in the XML log, giving structure to both… --- ## [Gem Configuration File](https://metaruby.com/t/gem-configuration-file/1731)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 1\ **Last updated:** [June 8, 2018, 4:25pm UTC](https://metaruby.com/t/gem-configuration-file/1731 "2018-06-08T16:25:01Z")
For my Ruby gem markdown\_helper, I’m considering implementing some sort of configuration file. Thoughts and questions: Where to locate the file: Ideally, in the user’s git directory, in part because the helper is … --- ## [\[Screencast\] User Notifications](https://metaruby.com/t/screencast-user-notifications/1723)
**Author:** [@kobaltz](https://metaruby.com/u/kobaltz)\ **Replies:** 0\ **Last updated:** [June 4, 2018, 12:52pm UTC](https://metaruby.com/t/screencast-user-notifications/1723 "2018-06-04T12:52:03Z")
Using the Notifications Rails Engine, we are able to add notifications to our applications based on certain events. The engine provides the schema and necessary controls and associations to seamlessly integrate into your… --- ## [Urlify Functions & Its Implementation](https://metaruby.com/t/urlify-functions-its-implementation/1722)
**Author:** [@JamesD](https://metaruby.com/u/JamesD)\ **Replies:** 0\ **Last updated:** [June 4, 2018, 9:52am UTC](https://metaruby.com/t/urlify-functions-its-implementation/1722 "2018-06-04T09:52:05Z")
URLify is a simple gem that refines the conversion of UTF-8 strings to ASCII-safe URI strings and enables it to be used as readable URL-segments. After the gem is installed, you can call the URLify function for any UTF-8… --- ## [Page TOC Now in Gem markdown\_helper](https://metaruby.com/t/page-toc-now-in-gem-markdown-helper/1720)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [June 3, 2018, 5:39pm UTC](https://metaruby.com/t/page-toc-now-in-gem-markdown-helper/1720 "2018-06-03T17:39:19Z")
Gem markdown\_helper now has page TOC: Builds the table of contents for a markdown page. See What’s New. --- ## [Named Regular Expressions in Ruby](https://metaruby.com/t/named-regular-expressions-in-ruby/1715)
**Author:** [@jesus\_castello](https://metaruby.com/u/jesus_castello)\ **Replies:** 0\ **Last updated:** [May 31, 2018, 11:59am UTC](https://metaruby.com/t/named-regular-expressions-in-ruby/1715 "2018-05-31T11:59:18Z")
In this video you’ll learn how to improve your regular expressions by using named groups instead of position-based groups. This will help you write more expressive regexp, so watch the full video now to learn how to do … --- ## [Gem markdown\_helper Updated](https://metaruby.com/t/gem-markdown-helper-updated/1709)
**Author:** [@BurdetteLamar](https://metaruby.com/u/BurdetteLamar)\ **Replies:** 0\ **Last updated:** [May 27, 2018, 2:05am UTC](https://metaruby.com/t/gem-markdown-helper-updated/1709 "2018-05-27T02:05:13Z")
Gem markdown\_helper now shows inclusions backtrace for missing includee file or circular inclusions. See What’w New. --- ## [Setting up Ruby on Rails 5 app with MongoDB in 10 minutes](https://metaruby.com/t/setting-up-ruby-on-rails-5-app-with-mongodb-in-10-minutes/1707)
**Author:** [@Nishant](https://metaruby.com/u/Nishant)\ **Replies:** 0\ **Last updated:** [May 25, 2018, 10:49am UTC](https://metaruby.com/t/setting-up-ruby-on-rails-5-app-with-mongodb-in-10-minutes/1707 "2018-05-25T10:49:46Z")
I have just published a blog on MongoDB integration with Rails in 10 minutes. Check it out. https://blog.botreetechnologies.com/setting-up-ruby-on-rails-5-app-with-mongodb-in-10-minutes-3c400c055262 --- ## ["Developing Games With Ruby" Stuck at creating prototype tank game](https://metaruby.com/t/developing-games-with-ruby-stuck-at-creating-prototype-tank-game/1703)
**Author:** [@Joji12](https://metaruby.com/u/Joji12)\ **Replies:** 2\ **Last updated:** [May 23, 2018, 8:22am UTC](https://metaruby.com/t/developing-games-with-ruby-stuck-at-creating-prototype-tank-game/1703 "2018-05-23T08:22:48Z")
I don’t know why , i followed the code sample and it didn’t work, it seems like it is outdated? Is there anyone who can fix this? --- ## [How To Use The Decorator Pattern in Ruby](https://metaruby.com/t/how-to-use-the-decorator-pattern-in-ruby/1699)
**Author:** [@jesus\_castello](https://metaruby.com/u/jesus_castello)\ **Replies:** 0\ **Last updated:** [May 20, 2018, 11:43am UTC](https://metaruby.com/t/how-to-use-the-decorator-pattern-in-ruby/1699 "2018-05-20T11:43:26Z")
Hey, If you’d like to improve your Ruby code you may enjoy this article: Thanks for reading :slight\_smile: --- ## [The super keyword](https://metaruby.com/t/the-super-keyword/1691)
**Author:** [@farsi\_mehdi](https://metaruby.com/u/farsi_mehdi)\ **Replies:** 0\ **Last updated:** [May 16, 2018, 7:38am UTC](https://metaruby.com/t/the-super-keyword/1691 "2018-05-16T07:38:13Z")
In this article we’re going to explore the following topics: implicit arguments super vs super() super with blocks super with the ancestors chain SEE MORE [Previous page](https://metaruby.com/latest.md?page=1) [Next page](https://metaruby.com/latest.md?page=3)