# 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/sfnqf5q
yue-fang-readfog-go
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Go channel 的妙用**
昨天在內網上看到一篇講數據庫連接的文章，列出了一些 sql 包的一些源碼，我注意到其中取用、歸還連接的方式非常有意思——通過臨時創建的 channel 來傳遞連接。在 sql.DB 結構體裏，使用 freeConn 字段來表示當前所有的連接，也就是一個連接池。type DB struct {    freeConn     []driverConn}當需要拿連接的時候，從 freeConn 中取出 ⌘ Read more