Linux

The purpose of this blog is mainly to alert themselves in the operation of the Linux operating time can not be taken lightly, regardless of what kind of operation should be cautious, especially to run the core business of the system, before

SFTP installationSFTP implements file transfer, but cannot log on to the system1.SFTP More secureOnly under your own home directoryGroupadd SFTPUseradd-g sftp-s/sbin/nologin-d/sftp/wuang (that is, the folder as the user's home directory) Wuangpasswd

Common commands for Linux firewalls1. Permanent effect, no recovery after rebootOpen: Chkconfigiptables onOFF: Chkconfigiptables off2. Immediate effect, recovery after restartRestarting the firewallWay One:/etc/init.d/iptables restartMode two:

Easy way to learn Linux OS kernel source codeFor a lot of Linux enthusiasts are interested in the kernel is not easy to swallow, the purpose of this article is to introduce a way to interpret the Linux kernel source code, rather than explain the

Redhat Open FTP (FTP server installed) [Email protected] init.d]# /etc/rc.d/init.d/vsftpd status vsftpd (PID 29792) is running ... The following is the set up FTP server ~ ~ Reference URLHttp://hi.baidu.com/wanhaipeng/blog/

Network remote control technology refers to a computer (the main control side) to be controlled by another computer (the controlled side), and when the host side in the control side, as the user in person sitting in front of the end of the operation,

The Grep,egrep command in a Linux system is a powerful text-search tool that uses regular expressions to search for text and print matching lines. The grep full name is global Regular expression Print, which represents the globally regular

Shortcut keys:Ctrl+u: Quickly delete all character contents before the cursor.Ctrl+k: Quickly removes all character content from the current cursor to the end of the line.Ctrl+l: Quickly clears the contents of the current screen and displays the

Reference: http://www.cnblogs.com/krythur/archive/2013/02/25/2932647.htmlThe first chapter gets the time function1. Char * asctime (const struct TM * timeptr);Function descriptionAsctime () Converts the information in the TM structure referred to by

Virtual Machine + ubuntu graphical interface and terminal interface switch, ubuntu Terminal In the virtual machine environment, switch between the graphic interface and the text interface:1. In the vmwarevm, the graphic interface switches to the

Git basic commands and GitFlow Workflow This article explains some basic team collaboration commands of Git and GitFlow workflow guide.Git team collaboration commands 1. Open BranchGit branch new branch name, for example, under the master branch,

Linux notes (6) Help commands and user management commands for common Linux commands(1) man The man command is used to obtain help information of a command or configuration file. The original English meaning is manual, and the path is/usr/bin/man.

Configure point-to-point VPN on CentOS A Traditional VPN (such as OpenVPN and PPTP) is composed of a VPN Server and one or more clients connected to this server. When any two VPN clients communicate with each other, the VPN Server needs to relay the

Add command alias and Mac command alias for mac 1. Switch to the user's home directory $ Cd 2. Edit or create a. bash_profile File 3. Add an alias Command alias setting Syntax: Alias [alias] = '[command name]' Note: There are no spaces on

[Blog recommendations] Analysis of the principles of the Linux TC (Traffic Control) Framework This blog post is from the Bkjia blog dog250 blogger. If you have any questions, go to the blog homepage for an interactive discussion!Blog:

Install Google Chrome on CentOS Since CentOS/RHEL 6 is an expired system, Chrome is no longer available. Although it was later caused by community protests, and thus changed the port, it was no longer mentioned that CentOS/RHEL 6 is an expired

25 SSH commands that must be remembered in Linux 1. Copy the SSH key to the target host and enable password-less SSH login. ssh-copy-iduser@host If no key exists, use the ssh-keygen command to generate it. 2. Open a tunnel from port 80 of a host to

How to create and manage LXC containers on Ubuntu? Although the concept of containers was introduced more than a decade ago to securely manage shared host hosting environments such as FreeBSD prison ), however, Linux, such as LXC and Docker, has

Install the SendMail component in the VPS in Centos to enable WordPress to send emails 1. In the putty link: Yum install sendmail 2. Start SendMail: Service sendmail start 3. Check whether SendMail is listening for the default port 25:

CentOS 6.4 install and configure LNMP server to build Wordpress Preparation:1. configure the firewall to enable port 80 and port 3306 # Firewall configuration written by system-config-firewall # Manual customization of this file is not recommended. *