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Summary of 2010.4.10 S21 Day10 Notes I. Content Review Interview questions are relevant: 1.The difference between py2 and py3 2. Operator calculation: 3 or 9 and 8 3. String inversion 4. The difference between is and=== 5.v1 = 1) V2 = 1 V3 = 1,) What's the difference? v1, v2 are numbers, v3 is tuples 6. Online Operating System: centos 7. ...

cobbler System Automatically Installs Operating and Maintenance Tools 1.1 Cobbler Brief Introduction Cobbler simplifies the system configuration by centralizing the tasks involved in setting up and managing an installation service, which is equivalent to Cobbler encapsulating DHCP, TFTP, XINTED and other services, combining PXE, kickstart and ...

Introduction to PXE Preboot Excution Environment Preboot Execution Environment Based on Client/Server network mode, it supports remote hosts to download images from remote servers through the network, and thus supports the installation of operating systems through the network. PXE can boot and install Windows,Linux and other operating systems ...

The latest version 5.6.3 not only modifies several Bug s, but also modifies the security vulnerabilities in the fileinfo module. The PHP team recommends users of the PHP 5.6 series to upgrade to the latest version 5.6.3 or more. Briefly introduce how to install PHP 5.6 on CentOS. Configure yum source Additional CentOS 6.5 epel and remi sou ...

1. Background In order to save costs, the test environment is deployed on the PC of the office environment, more than 200 web applications or other applications, 10 + centos servers, and then automatically deployed through the jenkins + shell script. However, because there is no computer room and no special cabinet, it often leads to an unexpe ...

I. Download the installation package First download the RPM Bundle installation package (family buckets, not one by one), download address: https://dev.mysql.com/downloads/mysql/5.6.html#downloads Select Platform chooses Red Hat Enterprise Linux / Oracle Linux because CentOS is the Red Hat family. How do you find out which one you want ...

docker service installation Host System and Doker Version Selection centos7's support for virtualization is relatively perfect from the point of view of existing systems, and the latest version of docker is of course more functional; therefore, the latest version of Centos7+docker is chosen. kernel upgrade Phenomenon description: system crashRe ...

Wildcard: * Any character ?: Any single character []: Any of them [-]: Sequence of a paragraph [^]: Not one of them # Display file names beginning with cron [root@CentOS ~]# ll /etc/cron* # Display the filename of exactly five letters under / etc /. [root@CentOS ~]# ll /etc/????? # Display the file name with numbers under / etc /. ...

In the front, I wrote an article about how to install the operating system in batches by PXE. It is not always possible to install the operating system by PXE anywhere. If you need to install it on CD-ROM at this time, by default, it is installed by interactive mode. In fact, you can also achieve automatic installation and deployment by kicksta ...

In this paper, we mainly configure NTP service for the scenario where the server can not connect with the outside world in the intranet. We need a machine to connect with the outside network, and other services to connect with the outside network service. NTP Server (Network Time Protocol (NTP) is a protocol used to synchronize computer time. I ...