practical guide to linux commands

disk space information(-H is the same as the-h parameter above, but the capacity is converted by 1000 instead of 1024 at the time of the initialization)RM deletes files in the specified directorymkdir Creating a DirectoryTouch Create FileCd.. /Return to SuperiorCD Specifies the directory address to jump to the specified directoryLS View directory and file information under current directoryLL (Ls-l)VI text Editing simple use reference:Ctrl+u: Flip up half screenCtrl+f: Turn up one screenCtrl+d:

: Kernel Reference book articles Private Memo Linux kernel Debugging GuideThere are a lot of fish in the sea, and we need a hook.This document is freely written, modified and expanded by everyone, Sniper is responsible for maintenance. Refer to foreign articles to indicate the author and the place. All commands in this document are operated under Ubuntu/debian. The selected kernel source code starts with

Find a very detailed Linux shell script tutorial, in fact, not only the shell script programming, but also introduced the system of various commandsHttp://vdisk.weibo.com/s/yVBlEojGMQMpvThis book is divided into five parts, in detail the shell programming skills, a variety of UNIX commands and syntax, but also related to UNIX under the word processing and a small number of system management problems. The bo

Title: Linux must learn 60 commands (6)-Other Linux must learn 60 commands: OtherImportant commands that Linux must learn (1)Author: Cao Yuan its dispatch time: 2004.12.16In the previous lecture, we introduced the

PHP Installation Guide linux 5. The installation method of the PM package is developed by REDHAT. This installation method can be used to install applications conveniently. Currently, many LINUX distribution companies have installed the PM package in their products through REDHAT. This installation method can be used to install applications conveniently. Now many

Get IP-linux (Classic-practical) and ip-linuxObtain the NIC ip address in Linux1. There are 6 authentic ip Retrieval Methods sed (3) + awk (2) + egrep (1)Sed (replace) () \ 1 [^ 0-9] Cut head | tailAwk (separator) [:] + addr | BcErgep (-o) ([0-9] {1, 3 }\.?) {4} 2. Specific commands (simplified ):2.1. sedIfconfig eth0 | sed-n'2s # [^ 0-9.] # gp '| awk' {print $1

service lamp, LNMP architecture explaining, Web Big Data Log Analysis Foundation and the Linux Three Musketeers deep practice, MySQL database core technology depth theory and application actual combat, memcached cache database actual combat, Redis cache database actual combat, Shell advanced programming combat explaining, lvs/ Nginx website load Balancing cluster and keepalived high availability cluster combat, enterprise-level monitoring and Iptable

. Interested in design patterns and recommended for beginners; Design Patterns http://book.douban.com/subject/2111801/ This book is supposed to be a Bible in this field, but it is not all about it. Although it is classic, it is really patience to finish page by page. Unlike the style of writing books by foreigners, this book is very tired (personal opinion ). I think reading this book after having a certain understanding of most models will find many points of interest. Vim One of the

Tags: SYN pipeline tom case compilation install l command files output redirection mustCyanobacteriaDate: 2018.7.3Foreword this article characteristic to teach the fishing : Learn the command learning method, use: No longer rote, refuse to aimless; accurate : All commands are executed through (environment for CENTOS7), refuse to copy paste; High practicality : commands are used in

This example is from the official JNI programming guide-the Java nativeinterface programmer's guide and specification. This article uses a simple example to demonstrate how to use JNI. We write a JavaProgramAnd use it to call a C function to print "Hello World !". This process includes the following steps: 1. Create a class (helloworld. Java) to declare the local method. 2. Use javac to compi

you change the first line to the following form: Addtype application/X-httpd-PHP. php. php3. htm. phtml. PhP4 In addition, you need to modify the default home page type. We recommend that you change directoryindex index.htm to the following: Directoryindex index.htm index.html index. php3 index. php default. php New MySQL + Apache + PhP Linux Installation Guide The old version of the new version i

Contents [Hide] 1Introduction 2Driver Configuration 2.1Sysfs entries configuration 3IRQ handling 4Driver Usage 4.1Kernel Level 4.2User Space-Sysfs control 5References Introduction This wiki page provides the usage information of GPIO Linux driver usage, both in user and kernel space. Set pinmux configuration for GPIO pin usage, details of pinmux configuration are mentioned on PSP user

Monitoring Linux system performance every day is a daunting task for every system/network administrator. After 5 years of Linux system administrators in the IT industry, I found it's not easy to monitor and keep the system up and running, so I've summed up 8 very useful command-line tools for Linux/unix system administrators. These

commands. wget--reject=gif URL 12. Use Wget-o to save the download information to the log fileYou do not want the download information to be displayed directly in the terminal but in a log file, you can use the following command: Wget-o Download.log URL 13, use wget-q limit the total download file sizeWhen you want to download more than 5M files and exit the download, you can use the following com

) WhereisThe whereis+ command name, such as "Whereis ls", will tell you where LS is from, which file is executed when you knock the LS command, and where some of its help documents are in this command.(Ten) EchoFrom the command line, see what the current environment variable refers to (this command window is almost the same)Delimiter is a colon ":"(one) lnln is a link command. Let's use it down here.First we create a test folder, and then create a 3.txt text document belowWe use the VI command t

Important commands required for LinuxAuthor: Cao yuan, his posting date: 2004.12.16From: http://www.ccidnet.comIn the previous sections, we have divided Linux commands into several parts based on their functions in the system. However, there are still some commands that are difficult to classify, but learning them is e

the file ". If no corresponding file address is specified, the default file/etc/ethers is usually used. The format of the file corresponding to the address is as follows: 192.168.0.1 00: 0D: 61: 27: 58: 93 192.168.0.2 00: 40: F4: 2A: 2E: 5C 192.168.0.3 00: 0A: EB: 5E: BA: 8E 9. Change the Mixed Mode of eth0Mixed Mode can listen to information of other hosts) Change the network adapter eth0 to the hybrid mode: Ifconfig eth0 promisc Disable the hybrid mode: Ifconfig eth0-promisc 10.

Common commands for viewing system information in Linux Guide Linux is a magical and efficient operating system, after learning Linux to have a familiar understanding of Linux systems, you need to understand

a new package, it can be installed directly with its URL address:For example: Now there is this file package under ftp.linuxsir.com/pub/linux/redhat/rpms/: foo-1.0-1.i386.rpm, then you can use this command:To install, you can also query!2) If the user accidentally deleted a few files, but not sure exactly the files, want to verify the entire system, to understand which parts may have been damaged, can be used:3) If the user encounters a file that a p

Article title: Linux kernel module detachable full Guide (medium ). Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. 　　 Part 2 get better 　　 　　 2.1 How to intercept system calls 　　 N