RPM package This kind of software package is like the EXE installation file of Windows. Various files have been compiled...
Linux
When managing files under Linux, we usually have the need to periodically delete expired files. For example, periodically delete log...
This article will explain how to modify the default settings of sshd to ensure that sshd is secure and restricted...
When we manage the server or VPS, we often upload and download data. For example, when we need to move...
mkdir command The mkdir used to create one or more directories Example: Create directory: mkdir ddos The above command will...
Create archives and extract archive files with tar and gzip command in Linux tar The tar command is used to...
Each operating system has its own function of automatically starting the program on time, Windows has its task plan, and...
The vi editor is a standard editor for all Unix and Linux systems. Its power is not inferior to any...
ls - list directory contents. List information about the FILEs (the current directory by default). Sort entries alphabetically if none...
Tree is a recursive directory listing program that produces a depth indented listing of files, which is colorized ala dircolors...
On Linux, To display the currently logged-in user session, you can use the command: w 20:22:13 up 1:29, 1 user,...
ps - report a snapshot of the current processes ps displays information about a selection of the active processes. If...
ss - another utility to investigate sockets. ss is used to dump socket statistics. It allows showing information similar to...
MySQL is an open-source relational database management system. Its name is a combination of "My", the name of co-founder Michael...
VPN (Virtual Private Network), between the client and the host to establish an encrypted tunnel, the client's request to encrypt...