# 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/2p333na
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爲什麼 Rust 需要引入 Partial 語義**
初學 Rust 時，在爲自定義結構體實現 PartialEq Trait 時，誤認爲是用結構體中部分字段來參與相等比較計算，我想有可能也有其他初學者會和我犯同樣的錯誤，這一篇是向初學者介紹 Rust 中 partial 設計用意和解決的問題。在 Rust 中， trait 處理了不是所有值都可以相互比較的情況。PartialEq TraitPartialEq trait 用於定義值相等性的比較。它 ⌘ Read more