Unlocking the Power of ChatGPT with Ruby

Friendly.rb - a new Ruby Conference in Eastern Europe

I’m incredibly excited to announce Friendly.rb, a new Ruby conference. [more inside]

Ruby Conferences & Camps in 2023 - What’s Upcoming? (Yet) Another Update

Hello, I have added (yet) some more updates to the ruby conferences & camps in 2023 calendar page over at Planet Ruby (as a free public service). Yes, built in ruby via github pages (jekyll) and an open datafile (in yaml) - see conferences2023.yml . What’s Upcoming? Rails Girls Rotterdam (FREE!), Ruby Unconf Hamburg (€75 - Regular, €80 - Business), and more. PS:Did you know - the calendar web feed gets (automagically) syndicated on Rubyland News. Anything missing? Yes, you can. Add an upcoming ruby conference or camp. PS: If you happen to be around in Vienna, Austria in March join us for Ruby Burgers( & Red Belgian Kriek Beer) @ Vienna.rb.

Deploy Hanami Apps to Render! | Hanami Mastery #041

Render is one of the top replacements for hosting sandbox ruby apps for free. In this episode we guide you through the deployment process of your Hanami application, so you can have a complete, production-ready Hanami application on your own! [more inside]

Ruby Numbers and the Memory: how I got confused.

Here are little facts about Ruby memory that can help you get better results:

Be careful when using the shorthand for one-line methods..

How to install Ruby 2.6 on a Mac M1/M2 and Ventura without using Rosetta

I see a lot of people struggle to install Ruby 2.6.x on an Apple Silicon Mac, so I wrote a detailed guide that shows 3 ways to install Ruby 2.6 on Ventura, and explains why everything you’ve tried so far doesn’t work, and why you should consider updating your project to at least Ruby 2.7.7 instead.

artbase gem (& command-line tool) in Action - New Step-By-Step Guide (Anno 2023)

Hello, for the artbase gem (and “right-clicker” comand-line tool & machinery) I have written-up a new follow-along step-by-step guide (anno 2023) using the latest & greatest pixel art collection, that is, 1000 Un(official) Ordinal Punks in 24x24px. Happy pixel pushing with ruby. Cheers. Prost.

How to find a memory bloat in your Rails app before it happens

Memory bloat in Ruby happens when someone loads a lot of data to the memory. Ruby Virtual Machine does not return most of the allocated memory to the operating system even after data is collected as a garbage. It’s not a big deal for local development or console programs, but if you have a bloat in the big Rails app it might cost you a lot of money. [more inside]

Ruby2JS 5.1, esbuild, and a Peek at the Future

Ruby2JS 5.1 comes packed with several very welcome features, including a brand-new Ruby-based configuration DSL, a “preset” option for sane defaults along with magic comment support for sharing portable Ruby2JS code, and and esbuild plugin. Let’s dig in a bit on all these new features! Also an update on the status of Ruby2JS and its open source governance.

Getting Stuff Done With Drew Bragg | Rubber Duck Dev Show 74

In this episode, we discuss how to get stuff done with Drew Bragg:

Setup Hanami with Sidekiq

Duped into modifying a frozen hash

Calling freeze on an object may not provide the immutability you expect. Here we dig into some of freeze’s nuances to explore a surprise of my own making I encountered working with ActiveSupport. https://kevinjmurphy.com/posts/modify-frozen-hash/

Protect your GraphQL data with resource_policy

How to integrate GraphQL with resource_policy gem to create fine-grained access control for your API.

Rails Hotwire: mastering techniques for streamlining inline editing in your user inte

Recently, the inline editing capabilities demand has increased a lot. It allows users to edit certain fields in a form directly on the form page, without navigating to a separate edit page. No refresh nor reload page is needed.

gitti-backup & hubba gem In Action - Back-Up Your GitHub Repos Via git clone --mirror

Hello, what if your github repos are gone with a 24-hour (email) notice while you are offline? Prepare yourself and keep your own backups using the gitti-backup and hubba gems. See the How-To Back Up Your GitHub Repos - A Step-By-Step Guide for a write-up. Cheers. Prost. PS: What are your options? Do you use your own script(s) or other readymade tool(s) - please tell.

devise-otp 0.5.0 is out!

Since we got a brand new Devise release working with Turbo, I am also releasing devise-otp 0.5.0 so you can use the gems together inside your Hotwire app. If you want to skip building up all these 2FA flows, Business Class got updated with these latest Devise gems too!

Manually mount react component using UJS

High School - a Redis mutex in Ruby and Lua

Implements the locking strategy from Redis Labs’ book about… Redis :)

Hix on Rails new release - free features, new builder, and more

Hix is a setup wizard for the project configuration flow. Select from setup options and enjoy a perfectly configured project.

3 rake db tasks you should know!

Mastering Rubocop

We all love rubocop gem. It makes code cleaner and closer to standards; it is easy to say something like rubocop -a or even rubocop -A and see how your code is getting better, at least more stylish.

Advanced interview questions for a Ruby developer

Have you ever felt frustrated when trying to prepare for an interview, and getting only questions like what is an MVC or what is the difference between a Class and a Module? Well, me too…

What's New in Rails 7.1

Let’s take a look at what we can expect from the upcoming Rails 7.1 release:

Step-By-Step Guide to Generate 100 Ordinal Punks In Your Own Terminal Via Text-Prompt

Hello, I have written-up a step-by-step guide to generate a “pixel-perfect” copy of the Top Selling 100 Ordinal Punks (in your own terminal) via text-prompts¹ (“attributes”)’. Yes, in ruby (using the pixelart gem, the artfactory gem, the punks gem, the backgrounds gem, the chunky_png gem, the cocos gem, the csvreader gem, & some more. Happy pixel pushing with ruby. Cheers. Prost. PS: Note¹ - Sorry - no artificial intelligence (a.i.) models in use :-( - just plain old “hard-coding by-hand”. Update While working on filing the counter notice - see the gitlab mirror backup for the step-by-step guide.