用法
做胃镜要花多少钱啊？胃镜检查一次得花多少钱？
cngb99 2022-04-28 07:21 一般情况下二甲综合医院以上的医院的内镜科做普通胃镜也就是300块钱左右。如果你做无痛的，可能需要麻醉和其他费用，价位要成倍的上涨了。[详细]
2022-12-23 15:00 分类：问答Fast way to test if a port is in use using Python
I have a python server that listens on a couple sockets. At startup, I try to connect to these sockets before listening, so I can be sure that nothing else is already using that port. This adds about[详细]
2022-12-23 15:00 分类：问答Can't prepare PRAGMA queries on Android
Having this line Cursor c = db.rawQuery(\"PRAGMA table_info(?)\", new开发者_C百科 String[] {tableName});[详细]
2022-12-22 05:37 分类：问答how to make a single method in a class to private in Objective-c?
how to make a sin开发者_开发百科gle method in a class to private in Objective-c?There\'s no concept of private methods in Objective-C. What you can do, however, is obmitting the method in the header f[详细]
2022-12-22 05:33 分类：问答Alternative of struct tm
Does there exist any other alternative data structure instead of struct tm (having same memory allocated as this structure) ? So that I could use strftime without declaring <time.h>[详细]
2022-12-22 05:28 分类：问答Pandas中的 transform()结合 groupby()用法示例详解
首先，假设我们有如下餐厅数据集：importpandasaspddf=pd.DataFrame({'restaurant_id':[101,102,103,104,105,106,10...[详细]
2022-11-30 13:40 分类：开发
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