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CodeSignal

Concurrency Essentials in Go

via CodeSignal

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Overview

This course delves into the core concepts of Go concurrency. It covers synchronization mechanisms, including atomic operations and mutexes. Students will learn about the Go Memory Model, inter-goroutine communication using condition variables, lock-free programming with atomic variables, and how to avoid common concurrency issues like deadlocks and race conditions.

Syllabus

  • Unit 1: Go Atomic Synchronization
    • Atomic Counter in Go: Implement incrementBy
    • Fix Atomic Counter in Go with Goroutines
    • Atomic Counter with sync/atomic in Go
    • Synchronized Awards Counter with sync/atomic
    • Atomic Song Play Counter with sync/atomic
  • Unit 2: Go Condition Variables
    • Waiting for Two Conditions with sync.Cond in Go
    • Switch to sync.Cond.Signal to Wake One Goroutine at a Time
    • Fix the Condition Variable Wait Logic in Go
    • Goroutines Wait for Mission with sync.Cond
    • Mission Launch Synchronization with sync.Cond
    • Synchronize Goroutines with sync.Cond
  • Unit 3: Avoiding Go Deadlocks
    • Fix Deadlock by Acquiring Mutexes in a Consistent Order
    • Fix Deadlock with Consistent Mutex Ordering in Go
    • Avoid Deadlocks with Consistent Mutex Ordering in Go
    • Avoid Deadlocks with Consistent Lock Ordering and Defer
    • Prevent Deadlocks with Consistent Mutex Ordering in Go
  • Unit 4: Go CAS Operations
    • Update CAS Counter to Add Two
    • Fix the CAS Bug in a Lock-Free Go Counter
    • CAS-Based Lock-Free Superhero Strength Counter in Go
    • Lock-Free SuperPower Counter Using CAS in Go
    • Lock-Free Complex Counter with CAS in Go

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