这是一个网络数据库回调例程,基于SocketConnection的-This is a network database callback routines, based on the SocketConnection

Linux环境下的Sqlite例程，使用函数回调的机制-Linux environment under the Sqlite routines, the use of callback function mechanism

本系统开发的主要目的是用户通过拨打本系统的接入号，可以在系统中与全国范围的用户进行语音聊天、使用计费电话卡、语音聊天回拨功能。- The main purpose of this system is that the user develop the system by dialing an access number, you can in the system and the user nationwide voice chat, using a billing telephone ca

This allows developers to make async calls more flexibly, as opposed to standard threading/callback methods. Connects to the to get data into a function which returns a Task object based on the data type we require.-This allows developers to make asy