Linux

This is an installation method using Ubuntu hard disk. BT5 is also applicable (on Windows XP, Windows 7 should use bcdedit to set the startup item, but I have never tried it ).My computer does not know why, does not support U disk boot, the optical

In ubuntu, the cpu frequency is adjusted to ubuntu11.10. By default, the cpu runs slowly in the energy-saving mode. you can adjust it as follows:1. install cpufrequtils: sudo apt-get install cpufrequtils2. Run cpufreq-info to check the current cpu

Linux Remote copy and local copy command 1. linux Remote copy scp command scp file name root @ remote ip: /path/copy the test.tar file under the homedirectory to the/home/adm/directory of the remote host 192.168.1.23, the command is:

There are already a lot of online behavior management software. However, many of them cannot monitor cross-NAT devices because they cannot locate the real source IP address, all traffic is initiated by the NAT device, and the existence of the NAT

In Linux, to enable/disable the MySql Server command, you must enable/disable/restart the MySql Server. First, log on to the root account, or add the sudo prefix before the command. If you are using RedHat/Fedora, you can use these commands to

With the continuous development of the company's business, we recently rented a Linux server. We wanted to use Debian, but the management staff of the IDC would not install it, so we had to use RHEL5 instead. Zend optimizer is used for the system. I

#! /Bin/sh # Kill database processEcho "Killing database process .."Kill $ (pgrep postgres) & gt;/dev/null 2 & gt; & amp; 1 # Replace the md5 auth with trust for local ipv4 connectionsEcho "Allowing all local IPV4 connections

For new users who have installed vim 12.04 in Ubuntu 7.3 and have just started using Linux, the Ubuntu Software Center can directly install vim. I personally think that is no different from windows, use vim to learn how to compile and install Linux,

Linux network protocol stack kernel initialization can be divided into device link layer (e100_module_init, net_dev_init), network layer (inet_init), transmission layer (proto_init), and application layer (sock_init) initialization. Because the

For details, refer to Centos and useradd and adduser In ubuntu. Remember that I wrote a blog about the commands "adduser" and "useradd" for creating a new user in ubuntu10.04 ". Web site: http://www.bkjia.com/ OS /201206/136047.html at that time saw

Differences between source, sh, bash, And./execution scripts in ubuntu source command usage: source FileName function: read and execute commands in FileName in the current bash environment. This filename file may not have the "execution permission"

Solve the problem that the ubuntu 11.10 Input Method icon is not displayed: ubuntu is updated today. As a result, the input method icon is not displayed after the machine is restarted. There are still some effects of the Input Method switching (but

Some time ago, when I upgraded Ubuntu 12.04 to 11.10, I did not know whether it was caused by the network or why it suddenly got stuck, the next day, we can see that it is still stuck in the original place. It seems that this is a crash. After Force

Linux Kernel second note directory structure (generally modify files in the Arch and Drivers Directories) www.2cto.com unzip umentation kernel Documentation 4. drivers directory device driver program 5. fs directory stores implementation code of

Background of Nginx reverse proxy settings: 1. The web programs developed by the US Team are deployed on a server, the old GlassFish2.x, or windows, which is called App1. 2. The newly developed web application is deployed on another server, Ubuntu12.

Linux GCC common commands 1 Introduction 2 simple Compilation 2.1 preprocessing 2.2 Compilation into Assembly code (Compilation) 2.3 Assembly (Assembly) 2.4 connection (Linking) 3 Compilation of multiple program files 4 check errors www.2cto.com 5

In the Linux system, the route parsing encountered A problem today, and server A telnet server B 873 failed. Both parties checked the firewall and found that all permissions were activated and there was no problem. Later it was found that the

Centos in yum install error: Another app is currently holding the yum lock solution centos in yum install error: Another app is currently holding the yum lock, this problem may be frequently encountered by many new users. Some people have asked me

RedHat Linux provides firewall protection to increase system security. A firewall exists between your computer and the network to determine which resources on your computer are accessible to remote users on the network. A correctly configured

First, load the BIOS hardware information. It is well known that the BIOS means Basic Input/Output Setup. Every time you press the enable key, the computer will first load the BIOS information, you can press the del key to enter the BIOS during boot.