# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/ydrpetq
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揭祕 Go 併發利器 WaitGroup
在 Go 語言的併發編程世界中，WaitGroup 是一個至關重要的工具，它爲開發者提供了一種簡單而有效的方式來管理和同步多個協程的執行。本文將深入揭祕 WaitGroup 的實現原理、注意事項、使用示例。什麼是 WaitGroup-------------WaitGroup 是 Go 標準庫中 sync 包提供的一種同步原語，用於等待一組（可能是併發的）操作完成。它的主要作用是讓主協程（即調用 ⌘ Read more