# 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/wgzlzra
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Go 中祕而不宣的數據結構 CacheLine：精細優化**
在現代多核處理器中，高效的緩存機制極大地提升了程序性能，而 “僞共享” 問題卻常常導致緩存機制的低效。背景\-\-\-\-\- cacheline 本文中有時又叫做 緩存行在現代多核處理器中，三級緩存通常分爲三級：L1、L2 和 L3，每一級緩存的大小、速度和共享方式都不同：L1 緩存：這是速度最快的緩存，通常每個 CPU 核心都有獨立的 L1 緩存。L1 緩存分爲兩個部分：一個用於存儲指令（L1I），另 ⌘ Read more