Core • Documentation • urbit.org

Introduction

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- Distribution
Hoon
- Overview
Nock
Vere
Azimuth
- Layer 2
Glossary

Introduction

Development
System Overview
Arvo
- Overview
- Ames
- Behn
- Clay
  - Marks
    Overview
    Writing Marks
    Using Marks
    Examples
- Dill
- Eyre
- Ford
  - Overview
- Gall
- Iris
- Jael
- Concepts
  - Scries
  - Subscriptions
- Tutorials
  - Move Trace
- Reference
  - Cryptography
  - Filesystem Hierarchy
Userspace
- Overview
- HTTP API Guide
- Gall Guide
- Full-Stack Walkthrough
- Graph Store
- Threads
  - Basics
    Fundamentals
    Bind
    Input
    Output
    Summary
  - Gall
    Start Thread
    Take Result
    Take Facts
    Stop Thread
    Poke Thread
  - Examples
    Fetch JSON
    Child Thread
    Main-loop
    Poke Agent
    Scry
    Take Fact
- Distribution
Hoon
- Overview
Nock
Vere
Azimuth
- Layer 2
Glossary

Urbit/Documentation/Glossary

Core

A core is a cell of a battery and a payload. It is a Hoon construct similar in use to Objects in Object Oriented programming languages.

Further Reading

The Hoon Tutorial: Our guide to learning the Hoon programming language.
- Lesson 1.7: Arms and Cores: A Hoon Tutorial lesson that discusses cores.

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