Java安全_第31页-阿里云

《 Java并发编程从入门到精通》Thread安全与不安全

作者：张振华购买链接：天猫商城 JD商城当当书店鸟欲高飞先振翅，人求上进先读书。本文是原书的第3章 Thread安全3.2 什么是不线程安全。3.3什么是线程不安全。 3.2 什么是不安全？当多个线程同时操作一个数据结构的时候产生...

Java安全——理解Java沙箱

Java安全——理解Java沙箱标签： Java 安全 [toc] 什么是沙箱1 Java安全模型的核心就是Java沙箱（sandbox），什么是沙箱？沙箱是一个限制程序运行的环境。限制程序运行一方面是为了保护系统资源，同时另一方面也为了保护程序自己。沙箱主要限制系统资源访问，那系统资源包括什么？...

「大师课」搞定 Java 开发基础

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Java Spring Boot 2.6.0开发实战-1024程序员节创造营公益课

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Java Web开发-Web应用、Tomcat、HTTP请求与响应

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JAVA中多线程使用线程不安全的容器会出现什么情况?

比如StringBuilder在多线程中使用会导致线程不安全,这个不安全会产生什么后果,是数据不正确或丢失.?

如何解决 Java 安全问题？

如何解决 Java 安全问题，目前的应对策略都十分笨拙，往往适得其反。幸运的是，有一种新的方法可以将安全机制嵌入 Java 执行平台——或者更具体地说，嵌入 Java 虚拟机中，进而规避一些「Big Problem」。保证 Java 应用的安全是一个艰巨的任务，在目前的软件开发领域，Java 程序...

Java安全中的“大坑”，跨平台真“浮云”

Java安全HttpDB 最近在做一个开源项目HttpDB，它的目标是在互联网中通过JDBC安全的查询数据库，解决云计算报表的数据库访问问题。 &nb...

java线程控制安全

synchronized() 在线程运行的时候，有时会出现线程安全问题例如：买票程序，有可能会出现不同窗口买同一张编号的票运行如下代码： public class runable implements Runnable { //此处定义变量是一个对象的变量，run()函数调用的时候不同的线程调用 ...

Java安全管理器——SecurityManager

总的来说，Java安全应该包括两方面的内容，一是Java平台（即是Java运行环境）的安全性；二是Java语言开发的应用程序的安全性。由于我们不是Java本身语言的制定开发者，所以第一个安全性不需要我们考虑。其中第二个安全性是我们重点考虑的问题，一般我们可以通过安全管理器机制来完善安全性，安全管理器...

java多线程的等待唤醒机制及如何解决同步过程中的安全问题

/* class Person{ String name; String sex; boolean flag = true; public void setPerson(String name, String sex){ this.sex=sex; this.name=name; } } class...

Java SimpleDateFormat 线程不安全问题及解决方法

Java SimpleDateFormat 是线程不安全的，当在多线程环境下使用一个DateFormat的时候是有问题的，如下面的例子： package com.heaven.threadpool; import java.text.SimpleDateFormat; import java.uti...

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