# 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/24semta
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掌握設計模式 -- 裝飾模式**
裝飾模式（Decorator Pattern）-----------------------裝飾模式是一種結構型設計模式，旨在在不改變原有對象結構的情況下動態地爲對象添加功能。通過將對象封裝到一系列裝飾器類中，可以以靈活和透明的方式擴展功能。如果要擴展功能，裝飾模式提供了比繼承更有彈性的替代方案，裝飾模式強調的是功能的擴展和靈活組合。裝飾模式強調的是擴展對象的功能及擴展功能的組合。比如，對象 A， ⌘ Read more