Ruby,
under the
surface.
A collection of downloadable Ruby programming guides. Read closely. Write small programs. Connect the ideas.
An idea.
A method.
A line of code.
Brantherra focuses on the details of Ruby: readable syntax, useful abstractions, careful input handling and programs that can be examined piece by piece.
Our approach ↗The Ruby
catalog.
Ten downloadable PDF study materials, from introductory language concepts to connected Ruby applications.
Loading Ruby study materials…
Start → Build
→ Integrate.
Move from language syntax to object design, then toward applied file and program structure. The groups below are drawn from the catalog.

Made for
the margin notes.
These are written resources, designed for reading, revisiting and working through small programming tasks — without a streaming lesson schedule.
PDF guides & coursebooks
Downloadable text-based study materials, organized by topic.
Worksheets
Written tasks connected to the course outline.
Checklists
Points to review while reading and checking code.
Review prompts
Questions for testing your understanding of a concept.
Offline reading
Save the PDF locally and continue without an internet connection.
Ideas made
concrete.
Three examples from the course outlines. These descriptions and code samples are rendered as selectable HTML text.
A reading desk,
wherever
you are.
- 01Digital editions
Downloadable PDF files rather than printed materials or shipped goods.
- 02Clearly scoped topics
Individual pages list intended readers, modules and practice objectives.
- 03Work at your pace
No scheduled class times. Read, try an exercise and return to the material when useful.
- 04Transparent purchase information
Prices appear in euros, with delivery and refund conditions linked before checkout.
Before
you begin.
A short set of answers about the PDF format, delivery and course contents.

