Linux

From http://www.linuxidc.com/Linux/2011-03/33134p2.htm When you write the socket program under Linux, if you try to send it to a disconnected socket, it throws a sigpipe signal to the bottom. When the client side sends the message to the server by

The above describes the NetFilter mechanism, how to re-build and send a SKB, involving kernel protocol stack programming, rather than what we usually call the user layer socket network programming. Let's begin by introducing several functions that

Mosix: A powerful cluster Linux solution The Linux world now seems to be frantically obsessed with cluster concepts. Almost a few months ago, the only solution was to write cluster software on its own to achieve higher practicality. Of course, in

1, has compiled the packing good xxx.rpm 　　 If your Linux system has a setup program, it is best to install it with the system's own installer. For example, SuSE YaST2 with installation procedures, in the KDE environment as long as the RPM, you

When my Linux auto mount NTFS partition, I always use some file error when I unzip the folder.   I checked the permissions with the Ls-lia command and found that all of the NTFS partitions that were automatically mount were root and belonged to the

The following content reproduced from: http://forum.ubuntu.org.cn/viewtopic.php?t=27451 The idea of defragmentation is mainly among two types of friends, one is the friend affected by Windows, and the other is a friend who has a certain degree of

Tar cjf/home/data/ai-new/packets/| Split-b 1000m-tt.tar.bz2Cat tt.tar.bz2.a* > tt.tar.bz2Tar czf xx.tar.gz/home/ddTar xvf xx.tar.gz/home/dd To specify an extract directory by using-C TAR-ZXVF

FTP commands are one of the most frequently used commands for Internet users, and a large number of FTP internal commands are encountered, whether using FTP under a DOS or UNIX operating system. Familiar with and flexible application of FTP internal

In this article I'll compare the four major Linux versions--debian,mandrake,red Hat, and suse-and discuss how to develop a standard for choosing a Linux version for a particular business environment. It is difficult to choose a version that fits a

Linux View network card traffic six ways This article introduced the Linux to see the network card traffic six methods, Linux system using Nload, Iftop, Iostat and other tools to view the network card traffic, the need for friends under the

CMP compares two files and indicates whether they are different and different bytes. Diff compares two files or directories and indicates which files have different rows. DIFF3 compares three files per line. Sdiff merges two files and outputs the

Hard Links: 1. The same I node, through the number of links to the I node to determine the number of shares. 2. When you delete a file, the number of links-1 until the number of links is 0 before you delete the file. 3. Since 1., with the same I

Before compiling a similar problem in the compilation of OpenCV, the results of the Cmake-gui configuration generated on the line, and recently appeared in the compilation of KINECTV2, and Cmake-gui can not solve, so explore the following solution.

To discuss the issue of writing to the same file by multiple processes in a concurrent environment, we will involve knowledge of file sharing. Before we begin, let's discuss some knowledge about file sharing. 1. File sharing UNIX systems support the

@ Install Pcre (nginx urlrewrite module relies on pcre)# wget ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/pcre-8.12.tar.gz# tar ZXVF pcre-8.12.tar.gz# CD pcre-8.12#./configure--prefix=/usr/local/webserver/pcre# Make && make install# Cp/usr/

The xxxx.tar.gz file uses tar with ZXVF parameters and can be unpacked at once. XXXX is the filename. For example: $tar ZXVF xxxx.tar.gz Gzip-d Syntax: gzip [-acdfhllnnqrtvv][-s ][-][--best/fast][file ...] or gzip [- Acdfhllnnqrtvv][-s

Introduction to Regular expressions 1. What is a regular expressionRegular Expressions (Regluar Expressions), also known as regular expressions, are initially popularized by tools software (such as SED and grep) in Unix. Regular expressions

Operating Environment 1 Operating system: Redhat 6.5IP Address: 192.168.10.128Host Name: zred2 Operating system: Win 7IP Address: 192.168.10.10Verify that two hosts are interconnected.Requirements: Configure home directory imprisonment, account

Basic Configuration? ? If you want to surf the Internet, the computer needs to have a special network connection device, namely network interface card or NIC. The network card according to the connection with the computer host can be divided into

Requirements Description :Today, in the process of changing the password by using the echo combination passwd, there is an error that cannot be modified.The error is as follows :[Email protected] ~echo"[email protected]! " passwd --stdin mytest-bash: