# 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/tamuxlq
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啓動一個 goroutine 但不知道何時停止它**
啓動一個 goroutine 是件簡單也是件很廉價（佔用內存小）的事，以至於我們不太關注何時停止一個 goroutine，這可能會導致內存泄露問題。不清楚什麼時候停止一個 goroutine 是一個設計問題，也是 Go 開發中常見的併發類錯誤問題。下面開始分析爲什麼要關注它以及如何防止產生。首先讓我們對一個 goroutine 泄露產生的影響有一個量的概念。在內存佔用方面，goroutine 以最 ⌘ Read more