# 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/6g2eq3a
yue-fang-readfog-go
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用 go 做個編譯器: 語法解析樹及其實現**
語法解析一個非常重要的功能就是要構建一個樹形數據結構，也叫語法解析樹，無論是解釋器執行當前語句還是編譯器將語句轉換爲低級語言，解析樹都是一個承上啓下的重要結構。對任何生產式 A - X Y Z，它都會生成一個以 A 爲父節點，X,Y,Z 爲子節點的多叉樹，而且 X,Y,Z 作爲節點出現的順序與他們在生產樹中出現的位置一樣，如下圖所示： 所有非終結符都會成爲解析樹的中間節點，而所有終結符都會 ⌘ Read more