lpi linux

When reading the Linux kernel source code or performing performance optimizations on the codes, there is often a need to embed a piece of assembler code in the C language, which is called inline assembly in CS terminology. The notes in this article attempt to illustrate the basic grammatical rules and usages of inline assembly (students with strong English reading skills are advised to read the technical articles recommended in this reference directly

May 21, 2015 The latest release, the old boy teacher, the new Linux operation to get started classic!Super-rare Linux Classic Enterprise-class introductory combat coursePrice: FreeQuantity: 138 knotsThis Linux high-paying introduction and advanced, for the basic part of the introductory teaching, in a simple, easy-to-use, efficient way for beginners to explain h

Linux Study Notes 2-linux basic commands and Study Notes 2-linux First blog: linux Study Notes 1-ubuntu installation and basic settings, has introduced how to install the linux operating system and some basic settings and modifications. This blog introduces some basic Conso

[Linux] PHP programmers play with the Linux series-building a code development environment, programmers linux 1. PHP programmers turn to the Linux series-how to install and use CentOS 2. PHP programmers play with Linux series-lnmp Environment Construction Some people may thi

Linux power management system architecture and drive (1)-Linux Power Management Global Architecture, system architecture-linux1. Global Linux Power Management Architecture Linux power management is very complex, involving system-level standby, frequency and voltage conversion, processing when the system is idle, suppo

The Rights management under Linux is inseparable from the concept of user and group. In short, the files under Linux have three permissions R W xFor a file,R: Readable, you can use similar commands such as cat to view the contents of the file;W: writable, can edit or delete this file;X: Executable, exacutable, can be at the command prompt as a command to submit to the kernel to run;For catalogs:R: You can p

How can we become an excellent Linux O M personnel ?, One linux O M Today, I want to talk about how to become a good linux O M personnel ?" I will analyze the current situation of the Linux industry from the following three parts and how to learn and use linux well. I. St

650) this.width=650; "class=" wp-image-70728 size-full "title=" What is Linux "src=" http://www.magedu.com/wp-content/ Uploads/2017/04/timg11_%e7%9c%8b%e5%9b%be%e7%8e%8b.jpg "width=" "height=" 299 "style=" border:0px;vertical-align : middle;height:auto;margin:0px auto; "/> what is Linux ? is a set of unix-like operating system, is a Unix, it control all the System Fundamental Service Center Program (kernel

Differences and Similarities Level: elementary Chris Walden (cmwalden-at-us.ibm.com)E-commerce architect, IBM Developer RelationsJanuary 2004 IBM e-commerce architect Chris Walden willDeveloperWorksThe nine articles published in this article will guide you how to use your Windows Operating Skills in Linux. First, let's get to know the differences and similarities between Linux and Windows,

You know which linux commands can upload files to remote linux servers and linux FilesIn most cases, Enterprise Services are basically deployed on linux servers.TestStudents must master basic linux commands and at least know how to deploy the overall environment.ServerHow do

[Linux] fully interpreting Linux environment variables and linux environment variablesI. Overview Environment Variable: Bash shell uses a feature called "environment variables" to store information about shell sessions and work environments. It allows you to store data in memory, this allows you to access programs and scripts running on shell. The data can be use

Linux notes: linux software package management, linux software package Introduction to linux software packageSoftware Package category:1. source code package (source code written in C language is not compiled ):Script installation package (source package with optimized installation)Advantages:Open-source, changeableYou

One, Linux time management basicshttp://blog.csdn.net/droidphone/article/details/7975694http://blog.csdn.net/smilingjames/article/details/6205540Linux All-time basis is based on low-level hardware, low-level hardware has GPT and CPU local timer, such as the GPT clock source for the 13M hzlinux low-level time architecture is divided into the clock Source,clock event Device,clock The source layer is divided into xtimer and Hrtimer,xtimer mainly refers t

Linux (English pronunciation:/?l?n?ks/lin-?ks) is a kind of free and open source Unix-like operating system. About LinuxLinux (English pronunciation:/?l?n?ks/lin-?ks) is a kind of free and open source Unix-like operating system. The kernel of the operating system was first released by Linus Torvalds on October 5, 1991. After adding the user-space application, it becomes the Linux operating system.

[Linux] Linux system (process management) and linux System Process Management Process: When we run a program, Linux creates a special environment for the program, including all the resources for running the program. This environment is called a process. Foreground process: Generally, some commands belong to the for

[Linux] Linux system (login, exit, password repair), linux Password To log on to linux, enter the user name and password and press Enter. Change Password Use the passwd command to enter a new password and confirm the password. The password rules are strict. Try multiple times. Run the whoami command to view t

[Linux] Linux system (File Operations), linux System File Operations Linux has three file types: common files, directories, and device files. View files Use the ls command to get ll and view the file list. parameters:-l (list form) and-a (display hidden files) Use metacharacters *? To view the list of matched fil

First, replace the file1. Op.txt is known to exist in the/root/data, how to copy the/root/afeng/op.txt to the data directory and replace2.1[[email protected]/]# \cp/root/afeng/op.txt/root/data/2.2[[email protected] ~]#/bin/cp/root/data/op.txt/root/afeng/Second, VIM's shortcut keysG reach the bottomGG arrives on the first floorO Go to the downstream editorU undo: Wq Save and exit: q! Forced exitThird, set the alias1. Why alias is setSafety: To enter a crowbar when using dangerous commands2. The f

After many Linux users have gone through the process of getting familiar with Linux, do they want to customize Linux according to the actual configuration of their machines to achieve the best system performance? Also After many Linux users have gone through the process of getting familiar with

Linux Programming Study Notes-file management system, linux Study Notes This article is organized from the networkFile System Management in Linux 1. Overview of VFS File System Linux uses VFS to manage the file system, and one of the linux design principles is everything is