Linux

1. System-related 1234567891011121314151617181920 uname -a  查看内核/操作系统/CPU信息head -n 1 /etc/issue查看操作系统版本cat /proc/cpuinfo查看CPU信息hostname查看计算机名lspci -tv  列出所有PCI设备lsusb -tv  列出所有USB设备lsmod  列出加载的内核模块env查看环境变量 资源free -m 

http://freeloda.blog.51cto.com/2033581/1189084 1. To see if LM is available in the Cpuinfo, LM means long mode, if LM indicates support for 64 bits, the specific command is as follows: 1 #cat /proc/cpuinfo | grep flags

Configuring the Linux kernel is a problem:(1) Question oneMakegconfig** Unable tofind the GTK + installation. Please make sure that* the GTK + 2.0 development package was correctly installed...* you need Gtk+-2.0, Glib-2.0 and Libglade-2.0 .*make[1 "

When working with some data files on Linux, it is sometimes necessary to filter out the blank lines in the system, which can be done by the various tools available in the systems. The usual introduction is as follows: 1. GrepView Code BASH

Xshell key connection to LinuxTools New Key ManagementKey type Select DSA or RSA is all YesRSA is an asymmetric encryption and decryption algorithm.DSA is typically used for digital signatures and authentication.RSA is named from the initials of the

Setup enters the interface for setting up network informationSelect "Network Configuration" to enter set up network informationSelect "Device Configuration" to configure IP address, display network card information, select "Eth0" to enter the setup

when introducing properties, it is mentioned that the first flag (d or-) can represent a directory or a file, which is a different file type. There are several types of Linux files:? Ordinary files (regular file): The file that is generally accessed

For example, find the absolute path of NginxFirst find the Process ID:PS Aux|grep Nginx650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/5B/24/wKiom1T_-KLTPqkKAAHOT71kj8I227.jpg "title=" 1.png " alt= "Wkiom1t_-kltpqkkaahot71kj8i227.jpg"/>#

The network card prompts the following error650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/5B/1B/wKioL1T_xRaj8cWsAACueuTGx6U028.jpg "title=" There is a problem with the NIC booting. png "alt=" wkiol1t_xraj8cwsaacueutgx6u028.jpg

#include #include #include #include #include #include #include #include #include #include #include int main () {const char *ip= "127.0.0.1"; int port=12345; int ret=0; struct SOCKADDR_IN address; Bzero (&address,sizeof (address)

LINUX additional permission control ACL and linux permission control aclACLYesAccess Control LisT. The main purpose is to provide traditionalThe read, wirite, and execute permissions of the OWNER, GROUP, and OTHERPermission settings. ACL can be used

Enter single user mode under CentOS7 Centos7 uses grub2, which is different from centos6.x for single-user access. However, because it is not possible to use a real machine environment, it is just a rough description of the following ideas. Init

File Permission Management in CentOS Reference laruence private dish: http://vbird.dic.ksu.edu.tw/ The first thing is a pitfall: When I was using an ftp server of my company a few days ago, I ran the code in the root

CentOS yii framework Installation Environment:System Environment: CentOS 6.5Yii version: 1.1.15PHP: php 5.3Apache: httpd 2.2I. Introduction Yii Framework is a high-performance PHP Framework based on components for developing large Web applications.

Install JAVA on CentOS7 Step 1: Check whether the built-in JDK of Linux is installed The installed CentOS comes with OpenJdk and uses the java-version command. The following information is displayed: Java version "1.6.0"OpenJDK Runtime Environment

Detailed explanation of top command parameters under CentOS7As one of the most common commands in linux, the top command is used to analyze the performance of linux. This command is often used, but the meaning of each parameter has not been fully

Centos7 Open PortAfter Centos is upgraded to 7, it finds that iptables cannot be used to control the Linuxs port. After google finds that Centos 7 uses firewalld instead of the original iptables. The following describes how to use firewalld to open

Commonly used Centos commands Common CentOS commands are frequently used in our use. Therefore, we have thoroughly organized some frequently-used and important CentOS commands. The following describes common CentOS commands. I. View cpu using common

Install VBoxAdditions on CentOS CentOS6.3 is installed on the VirtualBox Virtual Machine. After installation, you are advised to install the VBoxAdditions enhancement function. The main purpose is to share files between the virtual machine and the

Set CentOS system time for automatic synchronization When using the CentOS system, we may encounter a problem of inaccurate time. How can we solve this problem? Here we will teach you a method for time synchronization in the CentOS system, I hope