Linux

Linux time synchronization today suddenly finds that the time on the company's linux server is incorrect, and then the first reaction is to change the time. Here we use the synchronous method to modify the time: export to/usr/sbin/directory www.2cto.

Ubuntu KVM host network problems received an article: http://www.bkjia.com/ OS /201209/157166.html vacation back, continue to install KVM virtual machine. Suddenly, the host machine cannot be connected to the Internet. Finally found a solution in

Install Linux 7zip: sudo apt-get install p7zip p7zip-full uninstall rar-related packages that may have been installed (default is not installed ): sudo apt-get remove rar unrar after this operation, when extracting rar and zip files, file-roeller

I have encountered some problems when installing Ubuntu. First, I declare that I am a linux hacker and I have never touched it. Because I am about to graduate soon, I have been recruiting many campus jobs recently. I am very grateful to have some

In Ubuntu, switching between root users and user users is a popular Linux system recently, Because Ubuntu does not start root users by default. Now we will introduce how to enter the root user. (1) switching from a user to a root user, whether

One linux Command every day (4): mkdir command link: One linux Command every day (1): ls command http://www.bkjia.com/ OS /210210/163049.html#linuxlinuxcommand every day (2): cd command terminal (3 ): the pwd command http://www.bkjia.com/ OS /201210/

In the Linux driver design, the blocking and non-blocking wait queues can be used to implement process blocking. The waiting queue can be seen as the container for storing the process. When the process is blocked, put the process into the waiting

Common linux compression commands (I) Principles of compression technology: -- Principle 1: Because 1 byte = 8 bits, each byte has eight memory units, and each memory unit can be 0, 1. When we record the number 1, seven bits should be "null ".

Suse linux vsftp configuration as SUSE linux becomes more and more accepted by the majority of users, and problems gradually emerge. Today we are discussing how to use vsftp to build FTP in SUSE linux10.0, I hope this article will help you and you

Linux PATH environment variable parsing about the role of PATH: www.2cto.com PATH is simply a string variable. when you enter a command, LINUX will find the PATH recorded in the PATH. For example, you can enter the ls command in the root

In linux, when a CD is mounted to Linux, each physical device is mapped to a file, which is placed under the/dev file (the directory in linux is also a file, the file mapped to the optical drive is a file named cdrom. the mount command is the basic

Previously, Oracle xe, a lightweight server of oracle, was used in the development environment. Installing Oracle on Linux is a pain point. This is because many preparations need to be made for the installation. In addition, Oracle installation is

Enable SSL for CentOS 5Install mod_ssl firstYum install mod_sslAfter completionThere is an ssl. conf file under/etc/httpd/conf. d/. OpenIt mainly looks at the certificate and key locationSSLCertificateFile/etc/pki/tls/certs/localhost.

The tutorials on the Forum are built on Ubuntu, which is simple and suitable for beginners. But for servers, CentOS is the first choice and stability is the King. Therefore, the following tutorials are provided. Especially after you buy VPS, in

Linux:Ubuntu-maverick-10.10-amd64-server * Ubuntu is used to install software conveniently and quickly. Detach squidSudo apt-get purge remove squid Install squidSudo aptitude install squid Cd/etc/squid Sudo mv squid. conf squid_bak.confSudo vi

You can upgrade Nginx to any officially released Nginx version.Run wget soft.vpser.net/lnmp/upgrade_nginx.sh1_sh upgrade_nginx.sh.Then follow the prompts to enter the Nginx version number to be upgraded. The Nginx version number can be queried from

Dedicated waitingCannot change directory: // home /....After checking that the user has added the permission for the Directory ...... again, the user is speechless .......Finally, I found the cause:The reason is that the ftp is disabled in the SE

Resetting the root password is actually easy.Step 1: restart the FreeBSD server. When the Mode is selected, select "Boot FreeBSD in single user Mode". The system displays a prompt. Press enter to continue. Step 2: Enter fsck-y (check system files).

In unix-like operating systems, driver loading methods are generally divided into dynamic loading and static loading, which are described in detail below.I. Dynamic LoadingDynamic Loading is to load the driver module to the kernel, but not

Usage:$0 options Options: -H help -I [ip] searches for the top 20 IP addresses in all log files and records in the log files.-D [ip] Delete IP addresses from log files-S [fake IP address] spoofed ip address. When it cannot be deleted-U [user name]