# 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/usiigda
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強一致鎖：如何解決高併發下的庫存爭搶問題？**
由於秒殺場景是庫存爭搶非常經典的一個應用場景，接下來我會結合秒殺需求，帶你看看如何實現高併發下的庫存爭搶，相信在這一過程中你會對鎖有更深入的認識。鎖爭搶的錯誤做法在開始介紹庫存爭搶的具體方案之前，我們先來了解一個小知識——併發庫存鎖。還記得在我學計算機的時候，老師曾演示過一段代碼：public class ThreadCounter {private static int count = 0;pu ⌘ Read more=