Linux

Original article: http://www.dbabeta.com/2010/linux-port-forward-with-ssh.html   Generally, some specific ports are open for communication between two different networks, while port 22 used by SSH is usually open. Ssh-based port forwarding uses

After learning these 10 skills, you will become the world's most powerful Linux system administrator. The whole world is a bit exaggerated, but you have to work in a large team, these skills are essential. Learn about Shh channels, VNC, password

DNS OverviewDNS (Domain Name System)Role: Manage the "Household Register" of hosts-Host Name: IP address, which is a distributed city Database SystemOrigin: the earliest host resolution relies on the hosts file and is maintained by the NIC (Network

Http://www.cppblog.com/loky/archive/2008/12/10/69106.html When ourProgramWhen the program crashes, the kernel may map the current memory of the program to the core file, so that programmers can find out where the program is faulty. Most often, the

You need to be careful and patient. During the installation process, you will be able to understand. If the installation is incorrect, you will be criticized. In this example, under Red Hat

-- Updated on February 19,. At present, I have a new understanding of boost installation and use. Therefore, I will make significant changes to the article I wrote two years ago, and the online reposted version is rampant, please refer to this

Installation environment: Redhat9.0 Install required software (both in source code mode) Openldap-2.1.29 hrrp: // www.openldap.org Derkeley dB 4.2.52 http://www.sleepycat.com Installation steps:(Confirm that the user is logged on as the root user) 1

Linux requires 60 command file processing Linux system information is stored in files, which are similar to common official files.Linux system information is stored in files, which are similar to common official files. Each file has its own

Each operating system is composed of thousands of different types of files. There are system files, user files, shared files, and so on. Sometimes we often forget where a file is stored on the hard disk. Searching for a file in Microsoft's Windows

History and prospects of the first stop Apache In 1995, a developer of the National Computer Security Association (NCSA) created the NCSZ global network service software. Its biggest feature was the HTTP genie program, it was easier to configure

Make and Makefile in Linux/Unix Make is a very important compilation command in both Linux and Unix environments. Make or make install is often used for project development and application software installation. With the make tool, we can break

Linux tips: Use cron and at to schedule jobs in Linux. Many management tasks must be executed regularly. These tasks include rotating log files to avoid filling file systems, backing up data, and connecting time servers for system time

The topas command of AIX performance monitoring parses the most comprehensive dynamics of the operating system in detail, and the convenient performance view is the topas command. The topas output is used as an example below, briefly describe the

For details about chmod parameters and usage-command for setting file folder permissions: chmod [-cfvR] [-- help] [-- version] mode file... note: file access permissions for Linux/Unix are classified into three levels: file owner, group, and others.

This article briefly introduces how to connect to git @ osc through the git client under xp. 1. download the latest git client from google code. Start git bash after installation. 2. Switch the cd directory to the custom path. I will create a git

Solaris 10 IP Filter Technology detailed explanation Solaris 10 integrated a lot of open source software, IP Filter is one of them, this software package directly replaces the original SUN screen firewall software package. The IP Filter package

How to solve Chinese garbled characters after the Godaddy database tutorial 1. Open the backed up SQL text in notepad to ensure that the data in the file is properly displayed.2. view the storage format of this text, generally ANSI (Chinese

In CentOS (RedHat), the sendmail and sm-client start slowly. If you need a solution, please refer to this article. Starting sendmail: Starting sm-client: After I posted an article about modifying the host name, I accidentally found that when

Symptom: In my environment, I installed mysql with apt-get in xubuntu 12.10. I cannot log on to mysql. The error message is as follows: sudo apt-get install mysql-server mysql-client) after installation. the mysql service is running. in this case,

Enable the play framework application to start automatically in ubuntu Note: Because the uploaded file must have a suffix, The. sh suffix is added, and the suffix is removed after downloading. Note ### begin init info and ### end init info cannot be