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YOUR GO LEARNING PATH

A little more Go.
A little more confidence.

One idea at a time, with examples you can follow and checkpoints to see what’s clicking. New here? Begin with chapter one. Know a little already? Jump right in.

Before you start

Basic variables, functions, and loops are useful preparation. The course introduces Go syntax before moving into slices, maps, interfaces, and concurrency.

Review a foundation whenever you need it: First Python program · Decisions and loops · Small functions

Start chapter one Ready for the final?
13 open chapters. Your progress is saved as you go.

Your chapters

Choose any starting point
  1. 01

    Values, functions, and loops

    Beginner

    Trace a small typed Go program with a clear function boundary.

    Start here, or skip ahead
    Open chapter: Values, functions, and loops
  2. 02

    Bytes, runes, and text boundaries

    Intermediate

    Choose a unit of text before indexing or counting.

    Open whenever you’re ready
    Open chapter: Bytes, runes, and text boundaries
  3. 03

    Slices and shared backing arrays

    Intermediate

    Predict aliasing and make independent copies when needed.

    Open whenever you’re ready
    Open chapter: Slices and shared backing arrays
  4. 04

    Maps and presence checks

    Intermediate

    Distinguish a stored zero from an absent map entry.

    Open whenever you’re ready
    Open chapter: Maps and presence checks
  5. 05

    Pointers and controlled mutation

    Intermediate

    Distinguish copying a value from sharing the value it references.

    Open whenever you’re ready
    Open chapter: Pointers and controlled mutation
  6. 06

    Structs, methods, and small interfaces

    Intermediate

    Design behavior around a record and the methods a consumer needs.

    Open whenever you’re ready
    Open chapter: Structs, methods, and small interfaces
  7. 07

    Sorting, searching, and stable ties

    Intermediate

    Establish ordering before depending on search results.

    Open whenever you’re ready
    Open chapter: Sorting, searching, and stable ties
  8. 08

    Errors and deferred cleanup

    Advanced

    Make normal failure explicit and understand when deferred calls run.

    Open whenever you’re ready
    Open chapter: Errors and deferred cleanup
  9. 09

    Generic functions and useful constraints

    Advanced

    Reuse an algorithm while keeping its operations type checked.

    Open whenever you’re ready
    Open chapter: Generic functions and useful constraints
  10. 10

    Readers, records, and partial progress

    Advanced

    Separate successfully read data from end-of-input and other failures.

    Open whenever you’re ready
    Open chapter: Readers, records, and partial progress
  11. 11

    Tests, invariants, and boundary cases

    Advanced

    Choose checks that can distinguish a correct algorithm from a plausible one.

    Open whenever you’re ready
    Open chapter: Tests, invariants, and boundary cases
  12. 12

    Goroutines and channel coordination

    Advanced

    Coordinate a small concurrent computation without guessing scheduling order.

    Open whenever you’re ready
    Open chapter: Goroutines and channel coordination
  13. 13

    Cancellation and bounded concurrent work

    Advanced

    Make workers stop cooperatively and assign channel ownership.

    Open whenever you’re ready
    Open chapter: Cancellation and bounded concurrent work

PUT IT TOGETHER

Final assessment & certificate

30 multiple-choice questions and 2 written coding problems. Pass the knowledge section at 80% overall and at least 50% in every chapter area, complete and review the written practice, and meet the attempt-integrity checks to unlock your certificate.

The certificate records a CodeQuest foundations assessment. Written work is self-reviewed; identity and independent proficiency are not verified.

Open final assessment

Take an issuer-recorded assessment with a verifiable certificate

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