# 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/nksdqcq
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細聊 Go 高級併發用法 - singleflight
什麼是 singleflight Singleflight 是 Google 開源的一個 Go 語言庫，主要用於控制對共享資源的重複請求，防止服務器被同時高併發訪問所引發的 "雪崩" 問題。具體來說，當多個相同的請求（例如訪問同一個數據或地址）在同一時間發生時，Singleflight 會將這些請求合併爲一個。實際上，只有一個請求會被執行，然後這個請求的結果將被所有其他的請求共享。這個庫的主要應 ⌘ Read more