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Developing Selenium 3 X version, the W3C WebDriver standard is supported. Support the new protocol and the old JSON wired protocol. Around version 3.11, Selenium code began to comply with W3C level 1 specification. The W3C compliant code in the latest version of Selenium 3 will work as expected in Selenium 4. In some cases, the upgrade wi ...

1, Docker overview 1. Why does docker appear? One product: development – online two sets of environments! Application environment, application configuration! Development - operation and maintenance. Question: I can allow it on my computer! Service unavailable due to version update! Is it a big test for operation and maintenance? The env ...

Install pagoda Centos installation script yum install -y wget && wget -O install.sh http://download.bt.cn/install/install_6.0.sh && sh install.sh Ubuntu/Deepin installation script wget -O install.sh http://download.bt.cn/install/install-ubuntu_6.0.sh && sudo bash install.sh Debian installation script wget -O instal ...

Linux journey one 3: disk quota and advanced file management Source: pixels Application and practice of disk quota What is disk quota General purpose of disk quotas Limit the maximum disk quota that a user group can useLimit the maximum disk quota for a userLimit the maximum disk quota for a directory Disk quota is a tool that provides ...

#Benefits of having a personal blog site Send what you want, not afraid to be auditedThe website style is transformed by itself. You can show off as cool as you wantLucky enough to be big enough to undertake advertisingHave a small world of your own... Now let's take a look at how to build a blog website, taking hugo as an example. First, let ...

System files related to user accounts /etc/passwd Every user on a Linux system has a corresponding record line in the / etc/passwd file that records some of the user's basic properties. This file is readable to all users. root:x:0:0:root:/root:/bin/bash bin:x:1:1:bin:/bin:/sbin/nologin daemon:x:2:2:daemon:/sbin:/sbin/nologin adm:x:3:4:ad ...

preface This article will lead you to install k8s1 18 multi master node high availability cluster. The previous article introduced the installation of single master node high availability cluster. If the previous article has passed the test, start learning this article and install multi master node high availability cluster. If you are a beginn ...

Premise summary: This article is https://blog.csdn.net/kali_yao/article/details/119983133 Advanced plate catalogue I Introduction and usage of ploybook 1. Overview of ploubook: 2. What is yaml?   3.Playbook syntax format requirements are as follows: II Usage cases 1. Write the first Playbook (script) 2. User management, create sys ...

1, Introduction to NAT? 1. What is NAT? NAT (Network Address Translation) was proposed in 1994. When some hosts in the private network have been assigned local IP addresses (i.e. private addresses only used in the private network), but want to communicate with hosts on the Internet (encryption is not required), NAT method can be used. T ...

Background: Deploy applications in kubernetes cluster and conduct stress testing on applications. jmeter's stress test is about 300 requests per second (18000 requests are collected in elasticsearch every minute). Check the log with nginx's error log: ​ But my cpu memory resources are not full. Through the search engine, it is found that the ...