10 knowledge points for Linux beginners

10 tips for Linux beginners 1. linux is a case-sensitive system. For example, Mozilla, MOZILLA, mOzilla, and mozilla are four different commands (but only the fourth mozilla command is actually valid ). Also, my_filE, my_file, and my_FILE are three

Common commands for viewing system information in linux

1: cpu [root @ srv/] # more/proc/cpuinfo | grep & quot; modelname: Intel (R) Xeon (R) CPUX3220@2.40GHzmodelname: Intel (R) xeon (R) CPUX3220@2.40GHz I. cpu [Root @ srv/] # more/proc/cpuinfo | grep "model name" Model name: Intel (R) Xeon (R) CPU X3220

TheLinux + denial of service + Win95mini-HOWTO

Article title: TheLinux + DOS + Win95mini-HOWTO. 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. By Alan L.

Samba analysis and customization skills

Article title: Samba analysis and customization skills. 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

Mid-soft Linux mail system solution

Article title: soft Linux mail system solution. 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. Soft Linux

Disable the SSH access permission for the newly created account under CentOS

Sometimes we need to create a user-defined account. Generally, the newly created account can log on to the server using the ssh tool. to improve security, we must disable the SSH login permission for this account. 1. create an account and directly

Linux restart command explanation: reboot

vps

Linux also has its own restart command, which is very simple to use. Generally, you only need to enter reboot in SSH to restart. When you control (VPS) servers, you do not need to enter the backpane of the server. you only need to open SSH and enter

Implement a bridge firewall

Article title: Implement a Bridge-based firewall. 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. Author:

Gcc best compilation parameters

Article title: gcc best compilation parameters. 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. I. Version 1.2

Implementation Guide for WINmodem and Linux configuration (1)

Article title: WINmodem and Linux Configuration Implementation Guide (1 ). 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

Linux network firewall

Article title: linux network firewall. 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. Network Firewall

Check whether the CentOS server is a 32-bit or 64-bit command uname-

In linux, you can use the uname command to determine whether the system is 32-bit or 64-bit, for example, 32-bit: [root @ server ~] # Uname-aLinuxserver1.example.com2.6.18-92.1.13.el5 #1SMPWedSep2419: 33: 52EDT2008i686i686i386GNU/Linux64-bit: [root @

Run commands on the front-end and back-end of Centos

[Command] space [& amp;]: run the command in the background. for example, + & ldquo; & amp; & rdquo at the beginning. the specific method is as follows: [command] space [& amp;], for example: [root @ pcmxexwebetc] # find/-namexml & amp;, this lookup

How can I load a USB flash disk in a Linux instance under vmware?

Specific operation: 1: click vmware and move the focus to vmware2. Insert a USB flash drive. The system automatically identifies 3. Create a Mount Directory. Generally, when # mkdir/mnt/udisk is created, it will automatically detect it and then take

The coolest single-line command in Centos

1. switch back to the previous Directory. the cd-horizontal bar represents the path of the previous Directory. the built-in variable $ owd2 is used to replace the original style of the command ^ foo ^ bar ^ in the previous command. it should be !! :

Install the desktop on the Centos command line interface

I. configure the yum local installation Source: su-rootmkdir/mnt/cdrommount-tiso9660/dev/sr0/mnt/cdromcd/etc/yum. repos. d. check whether the directory exists. create a repo suffix file if no repo suffix file exists. repo file. the file name is

Use samba to allow linux to read files in windows shared folders

Samba allows linux to read files in the windows shared folder. first, a software directory is shared on a Windows machine and the access permission of the directory is set. The IP address of the local Windows machine is 192.168.10.58, and then runs

Htop, a process management tool that replaces top in Centos

1. htop introduction Thisishtop, aninteractiveprocessviewerforLinux. Itisatext-modeapplication (forconsoleorXterminals) andrequiresncurses. Comparisonbetweenhtop I. INTRODUCTION to htop This is htop, an interactive process viewer for Linux. It is a

Centos system user password string generation command-shadow

I have been watching puppet these two days. I am going to use this to manage the assignment and deletion of users in my system. However, every time I use the passwd command of the system to generate a user password, it is a little too troublesome,

In Centos, crontab specifies the execution user

In Centos, you can configure crontab to regularly execute tasks. the execution body can be a system command or a script written by yourself. you can also assign users to execute tasks. You can configure crontab in two ways. Method 1: Use the crontab

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