WaitGroups

Synchronization primitive from sync package for waiting on multiple goroutines to complete. Use Add() to increment counter, Done() when goroutine finishes, Wait() to block until counter reaches zero. Essential for coordinating goroutine completion in concurrent programs.

Visit the following resources to learn more:

• @article@WaitGroup in Go - How and when to use WaitGroup
• @article@Mastering Concurrency in Golang