2019年8月22日
setdefault
摘要： a = {} source = "Linkedin" a[source ] = a.setdefault(source , 0) + 1 阅读全文
posted @ 2019-08-22 17:03 NachoLau 阅读(138) 评论(0) 推荐(0)
Mongodb bulk_write & UpdateOne
摘要： Using the bulk_write can speed the mongo up, compared with the one by one update or insert. 阅读全文
posted @ 2019-08-22 16:37 NachoLau 阅读(896) 评论(0) 推荐(0)