Click the above “Mechanical and Electronic Engineering Technology” to follow us 1. System Management Update the package list: sudo apt update Upgrade installed packages: sudo apt upgrade Install new packages: sudo apt install <package_name> Remove packages: sudo apt remove <package_name> Clean up unnecessary packages and cache: sudo apt autoremove Find packages: apt search <keywords> View … Read more
Matlab is a professional software for scientific computing and data analysis, widely used in various fields such as engineering, science, and finance. It helps users perform efficient data visualization, numerical calculations, simulation modeling, etc., providing a complete scientific computing experience. Today, I will introduce the file commands of this tool, hoping to assist everyone. 1. … Read more
In the process of using Linux, we often encounter issues related to users and groups. For example, the most common situation is when you want to execute a command in a certain path, and you frequently see this error message. permission denied Anyway, I often encounter this error while using FTP to transfer files. After … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join the technical exchange QQ group of 1000 people Note 【Public Account】 for faster approval In Linux, there are various methods to create files. Here are some common methods: 1. touch Command touch filename is used to create an empty file. If the … Read more
Click the blue text above to follow us Resource Sharing Linux Beginner to Advanced Practical Course ↓ Scan to watch the video ↓ 1. cat displays file content starting from the first line Syntax: cat [-AbEnTv] Option -A: Equivalent to the combined option -vET, can list some special characters instead of just blanks; -b: lists … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join the technical exchange QQ group with 1000 members, note [Official Account] for faster approval 1. Establishing Links ln can be used to create links, but ln creates hard links by default. If you add the -s option, it creates a soft link … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer 👇1000 people technical exchange QQ group, note 【public account】 for faster access Introduction The Linux operating system, with its powerful stability, flexibility, and openness, plays an important role in servers, desktops, and embedded systems. In the world of Linux, files and directories are the … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join the technical exchange QQ group of 1000 people, note 【Public Account】 for faster access What is an Operating System An operating system is software that manages hardware and software resources. The operating system manages hardware and software resources (means) to provide users … Read more
Click on the “Embedded Application Research Institute“, select “Top/Star Public Account“ Valuable Content Delivered First! Source | Embedded Application Research Institute Organization & Formatting | Embedded Application Research Institute On Windows systems, when we open My Computer, we can see the available space and total space of each disk, as shown below: In the development … Read more
Linux Commands for Managing Files and Directories pwd——Prints the current path of the user, print work directory, used in text mode cd——Changes the current directory, change directory Format: cd <directory_name> [root@localhost~]# cd.. Go back to the parent directory [root@localhost~]# cd Go to the user’s home directory [root@localhost~]# cd/home Switch to the home directory using the … Read more