/bin bin is the abbreviation for binary. This directory holds the most frequently used commands./boot Here are some of the core files used when starting Linux, including some connection files and image files./Dev Dev is an abbreviation for device.
The commands used are:Free-mM to view the memory in megabytes. Of course, if you like, you can use K.Such as:650) this.width=650; "src=" Http://s4.51cto.com/wyfs02/M00/7F/72/wKioL1cfFYLAqDgJAAAa-sS8vaI480.png "title=" Free.png "alt="
read () function2011-03-23 16:28:37| Category: Linux | Tags: | Font size Big medium small subscription Readfunction to read data from an open device or file.#include ssize_t Read (int fd, void *buf, size_t count); Return value: The
Final Summary of the Linux kernel analysis 20135109 Gao Yi Tong"Linux kernel Analysis" MOOC course http://mooc.study.163.com/course/USTC-1000029000First, blog address summaryThe first week of study notes how the computer worksSecond week study
1. Process DefinitionProcess is the core and foundation of operating system theory, and many concepts in operating system are related to process. the definition of the process ,The process has a variety of definitions, and now lists some of the
Brief introduction:Lsof (list open files) is a tool that lists open files for the current system. In the Linux environment, everything is in the form of files, and files are not only accessible to regular data, but also access to network
1: See if Linux has the SVN service installed[Email protected] ~]# Rpm-qa SubversionSubversion-1.6.11-15.el6_7.x86_642: Install SVN#yum Install Subversion3: Uninstall SVN#yum Remove Subversion4: View SVN-related information[Email protected] ~]#
In bash programming, it often involves using while statements to deal with the number of unknown loops at times.
While syntax
While [Express]do#commanddone2. Practical Practice
Prompt to enter an integer greater
Linux system startup process and kernel compilation (2)1. Kernel design: A single core and micro-core pointsLinux is a single core modular designSystem Kernel Core path:/boot/vmlinuz-version numberKernel module Path:/lib/modules/version number/Linux
Help commandsMan [command name] View command Help[command name]--help Help for viewing commandsFiles and directoriesCd/home "Go to Home directory".. Return to the top level directory.. /.. Return to the top level two directoryPWD Displays
Landlord today finally put all the Linux development environment required software download completed. Although it has been built before, the time is long and toss a night.Cross-Environment:
Windows, Linux file sharing
SECURECRT
AcctcomView all processes performed by the user acctcom | tail- View the processes/commands performed by the specified user acctcom-u | tail-20 Use a regular expression to find related processes -n | tail- Find all commands
1. TopDescription: Instant display of process dynamicsSyntax format: top [-] [D delay] [Q] [C] [s] [s] [i] [n] [b]Basic parameters:D: Change the update speed of the display, or press s in the chat command column (interactive command)Q: There is no
USERMOD-G User Group user nameForcibly set a user's groupUSERMOD-G User Group user nameChange a user to group (s)Usermod-a-G user Group user nameAdd user to a group (s)Instructions for use with Usermod:Function Description: Modify user
Name: He WeizinStudy No.: 20135223(* Original works reproduced please specify the source *)(Learning course: Linux kernel Analysis MOOC course http://mooc.study.163.com/course/USTC-100002900)Learn about the Linux kernel and understand the Linux
Chen Min Wo, original works reproduced please indicate the source "Linux kernel Analysis" MOOC course http://mooc.study.163.com/course/USTC-1000029000, my blog is part of the MOOC course in the video, Plus some of my own understanding.After eight
1. Introduction to CommandsThe chgrp (change group) is used to set the owning group of each specified file to the specified value. If you use--reference, the owning group for each file is set to be the same as the specified reference file.2. Usage
After installing the CENTOS6 system, the purified system clones several out to facilitate the late-stage experiment; because the MAC address regenerates after cloning, the actual effect is that Eth1,eth0 is cloned. The clone system will regenerate a
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