Programmer Group

I. overview of YUM 1. Introduction to Yum warehouse Software update mechanism of YuMe... za ● software update mechanism based on RPM package ● dependencies can be resolved automatically ● all software packages are provided by the centralized YUM software warehouse yum is a software update mechanism based on RPM package (short for red hat ...

preface Nginx module is a great advantage of nginx compared with apache. The module can provide more functions for nginx to meet the daily needs of operation and maintenance. When there are some requirements, we just need to compile a new module and restart nginx. 1, Common nginx web modules 1. Random Homepage_ index_ module (1)mkd ...

Linux text file reading describe Text viewing and reading of any operating system is the most basic function; There are mainly seven commands (cat/tac/nl/more/less/head/tail) involved in text reading in linux system cat command Command purpose Read all information from the fileLink and print the contents of multiple files to standa ...

1.1 introduction to Linux Unix is a powerful multi-user and multi task operating system developed in Bell Labs of at & T in 1969. The trademark right of UNIX is owned by The Open Group. UNIX operating system is commercial and charged, and the price is a little more expensive than Microsoft Windows. Linux is a UNIX like operating system ...

1,Docker Docker is an open source application container engine, which is based on Go language and complies with Apache 2.0 protocol.Docker allows developers to package their applications and dependent packages into a lightweight and portable container, and then publish them to any popular Linux On the machine, virtualization can also be real ...

Deep understanding of Linux file system and log analysis 1, inode and block overview File data includes meta information and actual data Files are stored on the hard disk. The minimum storage unit of the hard disk is "sector", and each sector stores 512 bytes Block Eight consecutive sectors form a block Is the smallest u ...

Environmental description: Centos 7.9 x86_64 The command is executed under root #1 download the installation package of Prometheus website: https://prometheus.io/download/ The page is as follows: Select the corresponding version and download it. At present, it seems that there is no rpm package deployed on Centos, so we ne ...

This article introduces the operation parameters of Docker, including the operation commands for container, image and registry. Tips: This article comes from Learn Docker + K8S from BAT technical experts special column. 1. Container operation Common operation commands related to Docker and container are as follows: run docker run is u ...

1, Access control Authentication access based on user name and password Server configuration vim /usr/local/nginx/conf/nginx.conf Add under the location to be verified, taking the root region as an example location / { root html; index index.html index.htm; #Add the following two lines auth_basic "welcome you here"; auth_basic_us ...

Openssh 1, Introduction to Openssh OpenSSH is a free open source implementation of SSH (Secure SHell) protocol. SSH protocol family can be used for remote control or transfer files between computers. The traditional methods to realize this function, such as telnet (terminal emulation protocol), RCP, FTP, rlogin and rsh, are extremely insecure, ...