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sqllite里面并没有与numpy的array类型对应的数据类型,通常我们都需要将数组转换为text之后再插入到数据库中,或者以blob类型来存储数组数据,除此之外我们还有另一种…
本文实例为大家分享了Android实现简易计算功能的具体代码,供大家参考,具体内容如下 效果如图: activity_main.xml <?xml version=…
目录一、前言二、首先介绍下Linux环境三、TIME_WAIT状态转移图四、持续时间真如TCP_TIMEWAIT_LEN所定义么?五、TIME_WAIT定时器源码5.1、…
本文实例为大家分享了python使用tcp传输图片数据的具体代码,供大家参考,具体内容如下 数据包格式如下 客户端: import socket import sys HOST,P…
目录一、什么是XML?二、Python XML解析模块2.1、xml.etree.ElementTree模块2.2、xml.dom.minidom模块一、什么是XML? XML代表…
目录一、为什么使用套接字二、什么是套接字三、如何在Python中实现Socket编程四、什么是服务器五、什么是客户端5.1、Echo Client-Server5.2、Multip…
ipython简介 ipython他是一个非常流行的python解释器,相比于原生的python解释器,有太多优点和长处,因此几乎是python开发人员的必知必会。 1、ipyth…
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