Linux

development in Linux will inevitably use GCC compilation, gcc (GNU Compiler Collection,gnu Compiler Set), is a programming language compiler developed by GNU. It is a free software issued by the GNU compiler bundle under the GPL license, and is a

1. restricting users who use the SU command The root user in the Linux system is too large, so in practice it is generally logged in as a normal user, and can be switched to the root user when needed. Switch user identities using the SU

Explanation of the content of Vmstat resultsVmstatprocs-----------Memory-------------Swap-------io------System-------CPU------R b swpd free buff cache si so bi bo in CS us sy ID WA St2 0 88 199564 134860 1175252 0 0 0 352 9323 10496 8 6 85 0

FeedLearned a lot of computer network, still do not network programming.This will not be the case after reading this post.Environment: Ubuntu14.04 64bitWhat is a socketThe concept of data communication used in network application programming based

1. Install SVN service# Yuminstall Subversion2. Create a new directory to store all SVN files#mkdir-P/CBROOT/SVNSERVER/CBWEB3, create a repository for project project_1 in the folder created above# svnadmin Create/cbroot/svnserver/cbweb/trunk4.

Modify the/etc/sysconfig/i18n file, asLang= "en_US. UTF-8 ", Xwindow will display the English interface,Lang= "ZH_CN. GB18030 ", Xwindow will display the Chinese interface.There is another way cp/etc/sysconfig/i18n $HOME/.i18nModify the $HOME/.i18n

1, what is the inode? The first thing to understand is that everything in Linux is a file, whether it's a directory or a commandWhen the operating system reads the hard disk, in order to improve efficiency, one time to read a block (common size 4KB),

View network card manufacturers and SignalsView basic information: LSPCIView more information: LSPCI-VVV # 3 Lowercase VView nic Information: LSPCI | grep EthernetView Network card DriversView network card driver information: LSPCI-VVV # Find the

It's typical to meet several cores this week. Here to share with you.People who believe they have experience in Linux programming must have met. Feel a lot of people around the core has a natural fear, especially for the new students. Of course,

Introduction to process EmpowermentAn example of process competenceThe user layer corresponding system call is the Prctl () function, click the Open link1, Basic conceptThe access control model of traditional UNIX is very simple, that is, "super

or download directly:i386 systemwget http://linuxdownload.adobe.com/adobe-release/adobe-release-i386-1.0-1.noarch.rpmrpm -ivh adobe-release-i386-1.0-1.noarch.rpmrpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-adobe-linuxyum install firefox.i386

In linux/Unix-like systems, you can use top to view information such as system resources, processes, memory consumption, and so on. View network status You can use Netstat, nmap and other tools. To see real-time network traffic, monitor TCP/IP

I. Using the SU command to temporarily switch user identities1, SU's applicable conditions and powerThe SU command is the tool to switch users, how to understand it? For example, we use ordinary user Beinan login, but to add user tasks, execute

First, Environment constructionThe simplest way is to:1. Installing VMware under Windows2, WMware install Ubuntu (i installed ubuntu-10.04-desktop-i386 (Ubuntu distribution name, 10.04 is April 10, Desktop is the release version, I386 is the model

/**@file SprtLock.cpp@brief SPRT lock Operation class, Sprtlock class implementation@author Cxw@version Version Number: 1.0 Date: 2013-10-28 Revision: Long revision: Modify source files according to the C + + coding specification*/#include "stdafx.h"

The file read-only solution for USB flash drives in linux I often use a USB flash drive to transmit files in ubuntu. Recently I don't know why, the USB flash drive can be used normally in windows, but the file becomes read-only in linux, unable to

In Linux, metric indicators are sent to the internal mailbox, and metric emails in linux are sent.Database health monitoring is a very important task. An important indicator/KPI monitoring result has a dedicated collection, monitoring, and alarm

Install the video player smplayer on CentOS I found a problem during usage today. The previously playable rmvb file cannot be played. I remember that there was a decoded rpm package that was not installed. This time I installed it, OK, and I can

Getting started with Linux: expanding the XFS File System Problem: I have extra space on the disk, so I want to extend the existing XFS file system created on it to fully use the extra space. What is the correct way to expand the XFS file

How does Spring Tool Suite create a Web project? If you are a person who likes to use Spring, you may enjoy the powerful features of spring and be depressed about all kinds of configurations, especially for versions with large differences, there