Cloud Applications

Linux CentOS shutdown and restart command details and practices Linux CentOS restart command: 1. reboot normal restart 2. shutdown-rnow restart immediately (used by root users) 3, shutdown-r10 through 10 minutes automatic restart (root user use) 4,

For Linux system administrators or advanced users, sudo is one of the most important and essential commands. When we want to run important tasks, sudo provides security-enhancing permissions. Please read this article and see what sudo can do for you.

Recently, I have been studying how to automatically log on to linux servers. This article describes how to automatically log on to the ssh key. Update: 2014.3.94: 21PM. after finishing this article last night, I found a complete description of ssh

Some time ago, we reviewed 15 examples of practical find commands (part 1 ). The search command can do much better than simply searching for name-based files (part 1). in this article, let's discuss 15 examples of advanced find commands,

Linux disk partitions, primary partitions, extended partitions, and logical partitions. the following uses the sata interface as an example to share with you. do not miss out if you are interested. Taking the sata interface (sda, sdb...) as an

This article summarizes some common commands and parameters used to add or delete users and user groups in Linux. 1. user creation:Copy codeThe code is as follows:Adduser phpq // Create a phpq userPasswd phpq // set a password for the phpq user 2.

This article mainly introduces how to manually disable linux system firewall. For more information, see A firewall is a protection barrier formed by a combination of software and hardware devices and constructed between the intranet and the external

Lsof (listopenfiles) is a tool used to list open files in the current system. In linux, everything exists in the form of a file. through a file, you can not only access common data, but also access network connections and hardware. Therefore, for

This article describes how to use rsa for password-free logon over ssh in linux. For more information, see A is A local host (that is, A machine used to control other hosts ); B is the remote host (that is, the Server of the controlled machine), if

Both Linux and BSD are free, open-source, and Unix-like systems. They even use a lot of the same software. They look like an operating system. what are their differences? In fact, the difference between the two is far more than what we mentioned

& Nbsp; cvs (ConcurrentVersionSystem) is a popular version control tool. Although its functions are not as powerful as Perforce and Subversion, it is widely used in various software projects because it is easy to configure and use, and has been

& Nbsp; I believe that in the 1990s S, apart from INTEL, AMD, and TI, the DIY geeks and overclock enthusiasts certainly remember a familiar name-VIA Weisheng technology, which was the CPU he produced at that time, it's really slow, but it's really

More and more webmasters begin to use independent hosts (DedicatedHost) and VPS. In order to save costs or improve performance, many independent machines and VPS are all unmanaged bare-metal machines, and everything needs to be DIY. At this time,

The ARM + LINUX route focuses on the embedded Linux operating system and its application software development goals: (1) master the structure and principles of mainstream embedded microprocessor (initially set as arm9.) (2) must master The ARM +

Suppose you are from a computer science class. you have completed all the basic courses of the computer science department, such as data structure, operating system, architecture, compilation principle, and computer network. I think it can be

Task scheduling is a useful system management tool in both Linux and Windows operating systems. For example, you can schedule the task so that the operating system can automatically monitor the hard disk Task scheduling is a useful system management

Recently, I am preparing to install roundcube. I need to build a LAMP runtime environment and search for it from the internet. I have a lot of information. I installed it step by step and sorted out the process. LAMP is short for Linux, Apache,

Debian and Ubuntu both come with Nginx and use them to configure the reverse proxy of Nginx, which is very convenient. Install Nginx and run the following command to install and run Nginxapt-getinstallnginx/etc/init. d/nginxstart and access port 80

Release date: updated: Affected system: SunSolaris10.0 description: ------------------------------------------------------------------------------------------ CVEID: CVE-2011-0412Solaris is Release date:Updated on: Affected systems:Sun Solaris 10.0

Postgresql automatic backup generates one file every day and compresses it automatically: 1. write a shell script and save it as/home/db/dump. shpg_dumpdb | gzip & gt;/home/db/db((date?policy=m=d=.backup.gz $ (date + % Y % m % d) can be set by