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Java的IO技术和NIO技术

Java的IO技术和NIO技术 Java的I/O和NIO（非阻塞I/O）技术是Java编程中用于处理输入/输出操作的重要部分。这些技术使得Java程序能够高效地读取和写入数据，包括从文件、网络套接字和其他数据源中读取数据，以及将数据写入这些源中。 Java的I/O库提供了大量的类和方法，用于执行各种...

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JAVA基础 IO流技术学习笔记 3

8.3.3 字符输出流package cn.it.bz.IO; import java.io.IOException; import java.io.PrintWriter; public class TestPrintWriter { public static void main(String[...

JAVA基础 IO流技术学习笔记 2

八、常用流详解8.1 文件字节流8.1.1 FileInputStream文件字节输入流FileInputStream通过字节的方式读取文件，适合读取所有类型的文件（图像、视频、文本文件等）。文件字节流是一个字节一个字节读取数据，如果数据源的编码方式和目的地的解码方式不同就会...

JAVA基础 IO流技术学习笔记 1

一、IO 流技术介绍1.1 什么是IO？输入(Input)指的是：可以让程序从外部系统获得数据（核心含义是“读”，读取外部数据）。输出(Output)指的是：程序输出数据给外部系统从而可以操作外部系统（核心含义是“写”，将数据写出到外部系统）。输入/输出流的划分是相对程...

Java之IO流技术详解

何为IO？首先，我们看看百度给出的解释。I/O输入/输出(Input/Output)，分为IO设备和IO接口两个部分。i是写入，Input的首字母。o是输出，Output的首字母。IO 也称为IO流，IO = 流，它的核心就是对文件的操作，对于字节、字符类型的输入和输出流。...

[@徐雷frank][¥20]为什么数据库和数据库连接池不采用类似java nio的IO多路复用技术使用一个连接来维护和数据库的数据交换？

为什么数据库和数据库连接池不采用类似java nio的IO多路复用技术使用一个连接来维护和数据库的数据交换？

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