Programmer Think

Cypress Studio provides a visual method to generate tests in the test running program by recording the interaction with the application under test. support. click(),. type(),. check(),. uncheck() and select () cypress commands, which will generate test code when interacting with DOM inside cypress studio What will you learn by reading the arti ...

fstat,stat,lstat Get file status information (status). prototype #include<unistd.h> #include<sys/stat.h> #include<sys/types.h> int fstat(int fildes, struct stat *buf); int stat(const char *path, struct stat *buf); int lstat(const char *path, struct stat *buf)； Write the file status information into the stat stru ...

Label: classify and group various resources in k8s, and add a label with special attributes Selector: find the resource corresponding to the tag through a filtered syntax Label is an important concept in k8s. A key value pair of a label with key=value can be attached to various resources. After the summary, we will explain: Matching rules ...

1. Construction type of Jenkins project There are many types of automatic construction projects in Jenkins, including the following three types: FreeStyle ProjectMaven ProjectPipeline Project In fact, each type of construction can complete the same construction process and results, but there are differences in operation mode and flexib ...

WEB server learning notes 1, Build a static web server 1. What is a static Web server? A program that can provide static documents for the requesting browser. Usually, when we browse Baidu news, the news data will change every day. The page we visit is dynamic, while what we develop is static, and the data of the page will not change. 2. Ho ...

Introduction to azkaban and azkaban deployment, principles and usage Introduction to azkaban Azkaban is a simple task scheduling service that consists of three parts: web server, dbserver, executor server. Azkaban is a Java project from Linkedin Open Source, a batch workflow task scheduler. Used to run a set of work and processes in a specifi ...

Build linux + nginx + PHP FPM MySQL (MariaDB) environment 1.Linux selects centos7 installed before Thoughts on security reinforcement of mainframe based on CentOS 7 Although there are a lot of data summary and reference here, what you can remember is that you know the significance of reinforcement. In other words, you have really attac ...

  catalogue What is a device manager? The function of dev under Linux Devfs sysfs kobject udev proc What is a device manager? The device manager is responsible for managing the peripherals on this computer. When we insert a keyboard and mouse through the USB port provided by the computer, the device manager will communicate with it t ...

Load balancing is used to schedule nodes, so you only need to set the transfer on the server equipped with load balancing The conf file can be directed to the relevant server. It can be tested by a single server first, but since it is a scheduling server, it must not be one server, Load balancing transfers the of a single machine conf conf ...

1. Introduction 1.1 INTRODUCTION A firewall is a way to protect a machine from any unwanted external communication. It allows users to control the incoming network traffic on the host by defining a set of firewall rules. These rules are used to sort incoming traffic, either block it, or allow it to pass. firewalld is a firewall service daemon ...