Linux

How to empty the DNS cache for LinuxI. Empty DNS cache under Linux There are usually two ways to implement a DNS cache implementation under Linux:One is to manage the DNS cache with the DNS cache program NSCD (Name Service cache daemon).One way to

IP is a powerful network configuration tool in the Iproute2 package, it can replace some traditional network management tools, such as ifconfig, route, etc., with the privilege of Superuser. This command is supported by almost all Linux

The previous day learned that the at command is for routine scheduled tasks that run only once, and that the Linux system is controlled by the cron (Crond) system service. Linux systems have a lot of planned work on them, so this system service is

First, Introduction1. IntroductionFile Transfer is the abbreviation for Protocol (document Transfer Protocol), while Chinese is called "File Transfer Protocol". Used for two-way transmission of control files on the Internet. At the same time, it is

The VI Editor is the standard editor for all UNIX and Linux systems, and its power is not inferior to any of the latest text editors, here is simply a brief introduction to its usage and a small number of instructions. Because the VI editor is

The analysis of Linux memory management mechanism, can not leave the above several concepts, before introducing the above concepts, first from the "deep understanding of the Linux kernel," the book to extract a few paragraphs on the above noun

Groups viewing the members of the currently logged on user groupGroups Gliethttp View the group that the Gliethttp user is in, and the members in the groupWHOAMI View the currently logged in user name/etc/group file contains all groupsAll user names

Reprint please indicate source: http://blog.csdn.net/cywosp/article/details/389652391. Overviewin the Linux system, everything can be considered as a file, and the file can be divided into: Ordinary files, directory files, linked files and device

DNS Positive Solution zone fileIn DNS, we know that there is the concept of domain and region, the English name of the domain is domains, it is a logical concept, and the region English full name zone, it is a physical concept. And zone is divided

Although Microsoft is widely used, Linux operating systems are increasingly popular with computer users. As a result, many people may encounter the problem of loading average Load on Linux systems when learning linux, here we will introduce how to

Now the medium-grade CD recorder CD-R and CD-RW is getting cheaper and cheaper, a variety of brand types of CD recorder has become a lot of friends home computer standard peripherals. Installing and using CD-R and CD-RW in WINDOWS is really very

Set up the Google Go language development tool Sublime Text 2 Environment on Mac OS X The Go language is Google's own compiled language, designed to reduce Code complexity without compromising performance. Its advantage is to allow the software to

Do not be afraid of command line-Mac OS Accept the most useful tools on your computer. You should have seen it in a movie, even though it has never been raised on your computer: a blank screen with some simple text prompts and a cursor, waiting for

CentOS uses yum to update the software package and system, centosyum 1. CentOS update source configuration file descriptionCentOS 6.5 update source profile/etc/yum. repos. d/CentOS-Base.repo Fragment[Base]Name = CentOS-$ releasever-BaseUsing list =

Puppet centralized Configuration Management SystemPuppet is a configuration management tool. It is typical that puppet is a C/S structure. Of course, there can be a lot of C here, becauseThis can also be said to be a star structure. All puppet

In the DOS operation interface of windows, the command for Screen Cleaning is cls. What is the command for Screen Cleaning in linux? The following describes how to clear screen commands in linux. (1) clear This command will refresh the screen. In

The day before yesterday, my windows xp crashed, So I re-installed xp and rushed out the original Ubuntu boot Partition Table mbr. But it doesn't matter. Fix mbr. First, let's talk about the role of mbr: when we start the computer. The computer

A: RPM package, This type of software package is similar to the windows EXE Installation File. Various files have been compiled and packaged, And the folder to which the files should be put is specified, which is very convenient to install, in the

Nginx Reverse Proxy Server Load balancer page cache URL rewriting and read/write splitting Outline I. Preface II. Environment preparation 3. install and configure Nginx Iv. reverse proxy for Nginx 5. Load Balancing for Nginx Vi. Nginx page

You encountered the following problems when managing tomcat: 1. At the beginning, a user name and password are required. I do not know what the user name and password are, but I did not enter any correct information. Solution: Add your own user conf