udacity linux

Linux commands-linux File and permission management commands-linux permission management 1. ubuntu tips: In ubuntu, you can press ctrl + alt + t to open the terminal, and press ctrl + shift + t to open the second terminal. Adjust the font in ubuntu terminal Font increase: ctrl + shift + plus sign Reduce Font: ctrl + minus sign After entering the vi/vim Editor, en

[LInux] view the Linux system version information and the linux Version Information 1. View Linux kernel version commands (two methods ): 1. cat/proc/version [root@S-CentOShome]# cat /proc/versionLinux version 2.6.32-431.el6.x86_64 (mockbuild@c6b8.bsys.dev.centos.org) (gcc version 4.4.7 20120313 (Red Hat4.4.7-4) (GCC)

Do you remember the first time you used the Linux system? Like everyone else, maybe you have a painful installation experience, perhaps you also use FIPS or partition magic to increase your hard disk space, perhaps you have been cautious, scary, afraid of their own misoperation caused by the hard drive system necrosis. You often get headaches for doing this in a little-known Linux system, but now there is a

Compile the linux0.00 kernel (full Linux Kernel Analysis-based on the 0.12 kernel) I have bought a fully-analyzed Linux kernel written by Zhao Ke-based on the 0.12 kernel. It seems that the principles of the first four chapters have never had the courage to practice them by myself. Recently, I have made up my mind to take a good look at this book, and I plan to write some study notes to record some gains an

Basics of Linux Learning 1, what is Linux? To be exact, the Linux kernel (the core program of the system), whose kernel copyright belongs to Linus Torvalds, is issued under the GPL (GNU general public License) Copyright Agreement, and anyone can copy (copy) and modify ( Change), package distribution (distribute), sales, but can not add any restrictions at the tim

Linux entry notes: 17th, Linux Command Line Text/file processing tools, linux File ProcessingI. File browsing Cat View File Content more View File Content in the form of pages (only page flip) less View File Content in the form of pages (you can flip pages) head view the first few lines of the file (10 lines by default) tail: Check the last few lines of the file

[Linux] PHP programmers play with Linux series-install nginx on Linux and Windows-linuxnginx 1. PHP programmers turn to the Linux series-how to install and use CentOS 2. PHP programmers play with Linux series-lnmp Environment Construction 3. PHP programmers play with the

Linux ECs: linux operation basics and linux ECs Basics1. Shell Shell is the user interface of the system. The shell interpreter converts commands into system function calls and transfers them to the kernel for completion. If it is an external command or utility, then try to find the directory in the hard disk and transfer it to the memory, then interpret it as a

This lesson is mainly to explain how to learn Linux and learning the attitude and thinking of Linux, so that we have a general framework for learning to learn Linux in the future lay the foundation.This article is from the Linux learners blog, so be sure to keep this source http://wiliiwin.blog.51cto.com/928128/1640204

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

Using SSH to transfer files between Linux and Linux,linux and WindowsTransferring files between Linux and Linux:SCP file [email protected]: Document Address Example:SCP Abc.txt [Email protected]:/home/endall/abc.txtTransferring files between Windows and Linux:The author uses Putty's built-in PSCP. Other such as SSH Sec

Linux knowledge point Review: single-user mode, rescue mode, clone Virtual Machine and Linux machine logon explanation, linux knowledge point1.13 single-user mode In linux, when the password is forgotten, the password is changed (prerequisite: the password must be manually operated on a physical machine or server) At t

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

Linux entry record: 16. Multi-command collaboration in Linux: pipelines and redirection, linux redirectionI. Multi-command collaboration In Linux, most commands are very simple, and there are few complex functional commands. Each command often only implements one or more simple functions. By combining commands of diffe

[Linux] The local and server files are uploaded and downloaded, Linux server files are uploaded and downloaded, and linux Files are uploaded. I. File Transfer in Linux and scp command instance 1. Directory replication in Linux: Local> Remote Server Scp-r/home/abc/test1 root@

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