Set Script Home as “Starred⭐” to receive article updates immediately Source | Virtual Machine (ID: vmachine) You may be curious about some system calls in Linux, such as creat instead of create and umount instead of unmount. On page 204 of the book UNIX Programming Environment by Brian Kernighan and Rob Pike, the following footnote … Read more
<span>find</span> command is a powerful tool in Unix and Unix-like systems (such as Linux) used to search for files and directories within a directory tree. It offers various options for complex searches, allowing filtering based on file name, type, time, size, and more. Below is a detailed introduction to the <span>find</span> command, including commonly used … Read more
Previously, an article analyzed the reasons for packet loss in bonded network interfaces and their solutions. This article will detail the root causes of packet loss in bonded network interfaces and dynamically analyze the kernel using the bpftrace tool. We will also use dropwatch to observe packet loss in the kernel: Packet loss occurs in … Read more
Description Installing ROS2 Dashing using APT in a Linux environment Test environment: Ubuntu 18.04 + ROS2 Dashing Installation Steps Set the language environment $ sudo locale-gen en_US en_US.UTF-8 $ sudo update-locale LC_ALL=en_US.UTF-8 LANG=en_US.UTF-8 $ export LANG=en_US.UTF-8 Add the key $ sudo apt update && sudo apt install curl gnupg2 lsb-release $ curl http://repo.ros2.org/repos.key | sudo … Read more
Original:https://mp.weixin.qq.com/s/8tBqZ3G7reXkHOXj4rxMMA 1. Introduction The Hibernate and Sleep functions are core features of Linux Power Management (PM), and their purposes are similar: pause usage —> save context —> power off the system to save energy········> restore the system —> restore context —> continue usage. This article introduces these two functions from the perspective of the interfaces … Read more
Xile Jun Tableau Consultant, Agile BI Evangelist, Shandong UniversityAuthor of four books including “Data Visualization Analysis” and “Business Visualization Analysis”, serial entrepreneur,Tableau Visionary 2021-2025 External Mentor at the School of Management, China University of Geosciences (Wuhan) Connecting with others through Tableau, dedicated to building a general framework for business analysis XILEJUN.com Global, XILEJUN.cn China In … Read more
In the world of the internet, DNS (Domain Name System) acts like a massive phone book, converting human-readable domain names into machine-readable IP addresses. For Linux system administrators and network engineers, a deep understanding of how DNS works and its application in Linux systems is crucial. Let’s dive into the world of DNS in Linux, … Read more
The blue beast, honed over 20 years—an ultimate modification reveal of the Kawasaki Zephyr 1100RS. To say this motorcycle is a representation of “slow work yields fine results” is not an exaggeration. A Kawasaki Zephyr 1100RS that has evolved continuously from the 1990s to today has transformed into a thorough blue beast. This is not … Read more
Since the IoT market has become vibrant, software and hardware manufacturers from various industries have continuously entered the market. As the fragmented nature of the market has become clear, products and solutions tailored to specific application scenarios have also become mainstream. Furthermore, to ensure that products/solutions meet customer needs while allowing manufacturers to gain control … Read more
Reported by Machine Heart Editor: Zhang Qian How much parameter redundancy exists in LoRA? This innovative research introduces the LoRI technology, which demonstrates that even significantly reducing the trainable parameters of LoRA can still maintain strong model performance. The research team tested LoRI on mathematical reasoning, code generation, safety alignment, and eight natural language understanding … Read more