Ruby

Learn Ruby in a practical order—from the fundamentals to work you can confidently share.

In short— Hakuna kurukaruka tutorials. Follow the route, practice each stage, then ship kitu real.

Free roadmap

What you'll learn

Click any stage kufungua full details.

01Stage 01Own the fundamentalsIntroduction • Installers • Installing Ruby

Learn the syntax, data types and control flow that power the language.

Focus on

  • Introduction
  • Installers
  • Installing Ruby
Build check: Write a one-page Ruby glossary in your own words.

Usibinge theory pekee—test hii stage kwa project ndio ishike.

02Stage 02Core building blocksConstants Variables • Instance Variables • Data Types

Connect the important concepts so you can explain what the tools are doing—not just copy commands.

Focus on

  • Constants Variables
  • Instance Variables
  • Data Types
Build check: Complete three focused Ruby exercises without following a full tutorial.

Usibinge theory pekee—test hii stage kwa project ndio ishike.

03Stage 03Everyday workflowType Casting • Conditional Statements • Minitest

Practice the techniques you will use repeatedly in real projects and team environments.

Focus on

  • Type Casting
  • Conditional Statements
  • Minitest
Build check: Recreate a small Ruby example, then change one major requirement.

Usibinge theory pekee—test hii stage kwa project ndio ishike.

04Stage 04Build something usefulTestunit • Arithmetic • Arrays

Turn the knowledge into a small project with a clear user, purpose and finish line.

Focus on

  • Testunit
  • Arithmetic
  • Arrays
Build check: Build a useful mini-project with Ruby.

Usibinge theory pekee—test hii stage kwa project ndio ishike.

05Stage 05Quality and productionAssignment • Attributes Accessors • Begin Rescue Ensure

Add testing, security, performance and maintainability before calling the work complete.

Focus on

  • Assignment
  • Attributes Accessors
  • Begin Rescue Ensure
Build check: Review, test and improve the project like it is going to real users.

Usibinge theory pekee—test hii stage kwa project ndio ishike.

06Stage 06Ship proofBlocks • Booleans • Break

Publish a polished project, document your decisions and make the learning visible.

Focus on

  • Blocks
  • Booleans
  • Break
Build check: Publish the project with a clear README and a short build story.

Usibinge theory pekee—test hii stage kwa project ndio ishike.

Now build kitu real.

Pick a project that solves an actual problem, ship it, then explain your choices. Hapo ndio skill inakuwa proof.

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