Programmer Group

Introduction: Systems before CentOS6 and CentOS6 will store the system on two discs, DVD1 and DVD2. DVD1 can be used to install the operating system. System installation package files are stored in DVD1 and DVD2 respectively. When installing software using local yum sources, if you only use the package files on one disc, the installation ...

Docker is often used to simulate the deployment of a project in a production environment. It often requires several Docker containers to be opened at the same time. Sometimes the installed software needs to bind to other containers in the Docker LAN, such as the intranet IP of other containers when deploying the MongoDB replica set. However, ev ...

brief introduction When you learn Linux, you need to learn partitions in Linux. Learning Linux partitioning, there are many conceptual things to learn, such as partition type, file system type, etc. Wait a minute. For me, I don't like this kind of conceptual thing very much. It's not at all friendly for me to come up with a large paragraph of ...

Foreword: centos 7 1. Basic operations If you don't have commands installed on your system yum install firewalld //Install firewalld firewall Open Services # systemctl start firewalld.service Close the firewall # systemctl stop firewalld.service Start-up automatically # systemctl enable firewalld.service Turn off and start up ...

The ability to get help determines your technical ability. This blog article teaches you how to get help documents for commands, such as queries through help, man, and locally installed methods. Types of commands in linux Command types in linux are divided into internal commands and external commands. The type command determines whether a ...

Reference link https://www.cnblogs.com/ryanzheng/p/10575790.html Five years of intermittent php, debug is only on the development machine in the early stage, never debug in the mid-term. What's wrong with var_dump? Now we have a problem with fpdf, but we have to debug server. I just recorded the problems I encountered, basically in accordance w ...

Experiments OpenSSL is a secure socket layer cryptographic library that includes key and certificate encapsulation management functions and SSL protocols, and provides a wealth of applications for testing or other purposes. OpenSSL is a suite of open source programs, which consists of three parts: first, libcryto, an encryption library with ...

CentOS 6.8 installs with yum sometimes without a newer version, so install it manually. Here are the steps. Download the latest version Take 3.2.8 as an example. Attach the address: redis-3.2.8.tar.gz  http://download.redis.io/releases/redis-3.2.8.tar.gz 1. Download Redis 3.2.8 installation package wget -C http://dow ...

I. Preparations 1. Download and install vmware, the steps are omitted. 2. Download the ios package for the CentOS system: http://isoredirect.centos.org/centos/7/isos/x86_64/CentOS-7-x86_64-Everything-1611.iso 3. Download and install Xshell 5, step omitted. 4. Download and install git, step omitted. 5.zookeeper official website: http://zookeeper ...

1. Enter apache's website at https://www.apache.org/, click Download 2. Select as shown 3. Select httpd 4. Download two packages, 2.2 for CentOS6 and 2.4 for CentOS7 1. CentOS6 1. Enter the command rz and a dialog box will pop up to transfer the windows file to linux. 2. In the pop-up dialog box, select Package--->Add--->OK.Be caref ...