Development blog
What? Write a declerative domain-specific langugae (DSL) that works as a template engine for a receipt printer. Why? An old printer class is decaying beyond any recognition. What used to be pure layout code is now littered with conditionals to decide padding and formatting, even when the...
Andy Maleh
RubyConf has joined RailsConf & RailsWorld as another exclusive discriminatory unexcellent conference by discriminating against any speakers who submit talks that cover Frontend Ruby technologies or dethrone React/JavaScript in any way. In 2025, I won an award for a highly innovative and...
Andy Maleh
My talk “Frontend Ruby on Rails with Glimmer DSL for Web” went well at RubyConf Austria 2026. Especially given that after the talk, Chad Fowler (the starter of RubyConf and famous book author of The Passionate Programmer, among other books) told me “good job”, and Obie Fernandez (a famous...
Andy Maleh
Glimmer DSL for Web (Matz Approved Fukuoka Award Winning Frontend Framework for Rails) had a new release in version 0.9.1 that includes a new sample called Hello, Modal! to teach how to create modals in Glimmer DSL for Web in the Frontend of Ruby on Rails web applications. By the way, rendering...
Andy Maleh
When I reimplemented a React component as the first Glimmer DSL for Web Component in my job's Fintech Rails web app, I thought I did what would have taken 1 week in React in 1.5 days in Glimmer, which seemed like a great improvement in productivity at the time (333.33% the productivity if we count...
Andy Maleh
I recently published a GitHub repo containing the exercises of the wroclove.rb 2026 Ruby conference workshop "Building Rails SPAs in Frontend Ruby with Glimmer DSL for Web":https://github.com/AndyObtiva/glimmer_commerceThis GitHub repo provides the simplest and fastest way to learn Glimmer DSL for...
Andy Maleh
I have observed that Ruby devs who use React often have a hard time finding a job because too many people know React. Well, that's one more reason to learn Glimmer DSL for Web! Not only will you do the work of React devs in half the time or sometimes at 10x productivity in Ruby, but also you will...
Andy Maleh
Glimmer DSL for Web (Fukuoka Award Winning Ruby-in-the-Browser Frontend Framework for Rails) had a new release in version 0.8.3, which now raises an exception plus a correction hint if the user attempts to define a component or a component slot with a name that shadows an existing HTML element.For...
Andy Maleh
My 3-hour workshop proposal "Building Rails SPAs in Ruby using Glimmer DSL for Web" was accepted at the Wroclove.rb 2026 Ruby Conference, which takes place April 17-19, 2026 in Wroclaw, Poland. Title:Building Rails SPAs in Ruby using Glimmer DSL for WebDescription:Glimmer DSL for Web is a...
Andy Maleh
Glimmer DSL for Web (Fukuoka Award Winning Ruby-in-the-Browser Frontend Framework for Rails) had a new release in version 0.8.2, which now supports HTML Value-less Boolean Attributes, simplifying the Ruby HTML DSL when using HTML boolean attributes like 'required', 'autofocus', and 'disabled'....
Development blog
DRAFT Use strategy pattern to inject new keywords into the DSL parser class. Each keyword is responsible for its own evaluation. Load new keywords this way using a (load lib.php) statement. Basic syntax and semantics: Losely inspired by Emacs Lisp. First item in list is function, rest is...
Development blog
DRAFT ; PHP Unit test (test-class remotecontrol_handle (test-method add_participants (set (participant (list (map ("firstname" "John"))))) (set (surveyId 1)) (set (sessionKey "abc123")) (arguments sessionKey surveyId participant 'false) (result (list (map...
Development blog
Why can’t the customers write their own damn reports? Or the sales people. Or the technical support. They already know some basic SQL, right? How hard could it be to create a safe subset of SQL, that also includes some HTML formatting capability? But the parser would have to be dirt simple. I...
Alain M. Lafon, Phil Hofmann
This is nothing more than linked list of resources for learning how to write DSLs with Ruby, but also DSLs in general. (DSL stands for Domain Specific Language and which is a programming language that is closely modelled after the domain it is used in. Wikipedia has a good introductory article.)...