# 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/52hq5ca
玩轉 RxJS 中的同步、異步編程**
RxJS 是響應式編程的一種實現,響應式編程是一種用於處理異步數據流的編程範式。這不代表 RxJS 只能處理異步數據流,它還能處理同步數據流,但是它的強項是處理更復雜的異步數據流。通常來講,處理異步數據流比處理同步數據流更難。在使用 RxJS 時,需要注意識別當前數據流是同步的還是異步的。若不加以區分,則有可能引入潛在的缺陷。因爲,處理同步或異步數據流可以對應到程序中的同步函數調用和異步函數調用, ⌘ Read more