Course Intermediate  17085

Course Introduction：There has been a rumor in the world that "PHP is the best language in the world". Is it true or false? Don't you want to find out? This set of courses starts from the most basic PHP syntax, from the shallower to the deeper, giving you a different learning experience.

Course Intermediate  11357

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17659

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Introduction：Introduction and functions of Linux environment variables In Linux systems, environment variables are global variables used to store information needed when the system is running, such as program paths, temporary folders, etc. Environment variables play a very important role in Linux systems and can help users quickly configure and manage the system operating environment. This article will introduce the basic concepts, usage and related code examples of Linux environment variables. 1. Types of environment variables In Linux systems, there are many different types of environment variables, the most commonly used of which are

2024-02-22 comment 0  786

Course Introduction：In Linux systems, environment variables are one of the most important configuration items. They can affect the behavior of the system and the execution of the program. By configuring environment variables, we can customize the behavior of the system to meet our needs. This article will introduce how to configure and use environment variables in a Linux environment, including specific code examples. What are environment variables? An environment variable is a value used in an operating system to store dynamic values ​​about operating system or user settings. In Linux systems, environment variables are stored in a file called the environment (e

2024-02-20 comment 0  528

Course Introduction：Linux is a multi-user operating system. Multi-user means that each user has his or her own dedicated operating environment after logging into the system. This environment is defined by a set of variables, which are called environment variables. Users can modify their own environment variables to meet environmental requirements. The method of setting environment variables is a permanent variable that is effective for all users. Such variables are effective for all users in the system and can be used by all users. The scope is the entire system. This file can only be modified under root. #vi/etc/profileexportCLASSPATH=./JAVA_HOME/lib:$JAVA_HOME/jre/lib The new environment after the addition is completed

2024-02-10 comment 0  965

Course Introduction：Title: In-depth exploration of the PATH environment variable in Linux. In the Linux system, the PATH environment variable is an important configuration item. It specifies the directories in which the system looks for executable programs. Understanding and correctly configuring the PATH environment variable can not only improve the operating efficiency of the system, but also avoid unnecessary problems and errors. This article will delve into the PATH environment variable in Linux and help readers better understand it through specific code examples. What is the PATH environment variable? The PATH environment variable is L

2024-02-23 comment 0  447

Course Introduction：How to set and manage Linux environment variables requires specific code examples. In the Linux operating system, environment variables are dynamic values ​​stored in the operating system. They are used to control the behavior and output of various programs. Setting and managing environment variables is very important in Linux systems. This article will introduce how to set and manage Linux environment variables, with specific code examples. View environment variables In Linux systems, we can view environment variables through the echo$VARIABLE_NAME command

2024-02-21 comment 0  879