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This article mainly introduces how to learn the communication between parent and child processes from the child_process module of Node. js, which has some reference value. If you are interested, you can refer to it. This article mainly introduces #

Most hosts attacked on the network are targeted by hackers who use scanning tools for a wide range of scans. Therefore, in order to avoid being scanned, all ports, such as Web, FTP, and SSH, should be disabled. It is worth mentioning that I strongly

The Linux HA cluster high availability server cluster, so-called high availability is not high availability for the host, but is highly available for the service.What is high availability: a server down the possibility of a variety of, any one may

This is a creation in Article, where the information may have evolved or changed. Go language TCP/IP network programming At first glance, connecting two processes through the TCP/IP layer can be scary, but in the go language it may be much simpler

Yesterday toss a day on the OpenShift DIY support spring-boot environment, so want to end up is also for the needs of friends a reference.This article is mainly applicable to the case where application was deployed locally with eclipse, and if there

Basic concepts and installation and deploymentCao Yuzhong (caoyuz@cn.ibm.com ), Software Engineer, IBM China Development Center   Introduction:Hadoop is an open-source distributed parallel programming framework that implements the mapreduce

This tutorial is more detailed, can be said to be hands-on, so if you have the need to do not start, please put some patience to read How do I generate millions other HTTP requests per second?Load Generation tool (Load-generating tools)One

 Ubuntu Reference Manual   Summary The Ubuntu reference manual is designedUsers running UbuntuProvides comprehensive guidance. The book provides a large numberShell-commandInstances, which cover all aspects of system management, including the

1. Close SELinux [root@ds-vm-node83 ~]# sed-i ' s/^selinux=.*/#&/;s/^selinuxtype=.*/#&/;/selinux=.*/a SELINUX=disabled '/etc/ Sysconfig/selinux[Root@ds-vm-node83 ~]# Setenforce 0Setenforce:selinux is disabled[Root@ds-vm-node83 ~]# 2. Install Epel

Introduction: This document describes in detail how to create a mail server system based on QMail, Vpopmail, Courier-imap, MySQL, and Horde ' imp. 1. Preamble Whether you are for the system daemon, a single server or domain name address, or for