Java linux_第33页-阿里云

将java程序成为linux的系统服务

在分布式环境开发中经常会使用socket，或者使用rmi来对外提供服务，常用的办法是将写一个java代码，然后部署到服务器上，但是问题来了。如何将这个服务成为一个可靠的系统服务，不会应为风吹草动就挂了，那就不好了。所以想到使用apache commons 下面的daemon框架来充当守护进程。首先...

java 上传图片到linux 服务器 response status of 405

是访问权限问题么？报错信息：com.sun.jersey.api.client.UniformInterfaceException: PUT http://123.56.198.198/data/wwwroot/default20160329174331134099.png returned a r...

「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 开发必会的 Linux 命令

作为一个Java开发人员，有些常用的Linux命令必须掌握。即时平时开发过程中不使用Linux（Unix）或者mac系统，也需要熟练掌握Linux命令。因为很多服务器上都是Linux系统。所以，要和服务器机器交互，就要通过shell命令。本文并不会对所有命令进行详细讲解，只给出常见用法...

Linux环境下java识别so中的方法

最近在看java加载so的相关内容，并写了个简单的测试程序，代码如下，但是最终没有获取到结果，不知道错误原因，现将整个的测试程序贴出，希望大家帮忙看看，谢谢。 (1)JNI:用于生成头文件的java类 package com; public class JNIC_SO { static { try ...

java中在linux下利用jstack检测死锁

首先，编写一个死锁程序 1 package deadlock; 2 3 public class testJstack { 4 final static Object resource_1 = new Object(); 5 final static Object resource_2 = new ...

怎么在java中执行linux 命令 netstat -nat|grep -i "80"|wc -l

鄙人用这一段代码执行得到值为null ，在linux命令端执行可以得到值，请各位指点一二public static Object exCmd2(String cmd) { try { Process process = Runtime.getRuntime().exec(cmd); InputStr...

java如何实现linux下实时监控文件是否有变化

现在有这么一个需求，实时监控linux下某个或多个文件是否有变化，主要是文件有追加。java最简单的方式就是无限循环，但是感觉效率不行并且浪费资源，我想问问可不可以实现实时监控，也就是说文件有变化会“通知”java。用c、go语言均可，但是最终要执行java程序。谢谢。下面是用go的fsnotif...

在linux下如何通过java技术，怎么获取视频文件的播放长度？

如题，希望有过这方面开发的给点儿建议，在此先行谢过...

MongoDB 3.0 Java Driver在Linux Server下多线程插入数据异常

使用MongoDB 3.0版本，部署环境为vSphere构建虚拟机，使用Java driver(3.0.0rc1)多线程写入数据到MongoDB，异常信息如下所示：该异常为偶发性异常，在Windows上，Eclipse环境下，多线程测试，该异常完全不发生，当代码迁移到虚拟服务器上时，该异常偶尔发生；...

为什么在 eclipse for linux 运行不了java

编译HelloWorld public class HelloWorld {public static void main(String[] args) { System.out.println("Hello World!!"); }}出现一个对话框：Exception occurred execu...

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