CentOS adds users to the sudoer list

CentOS adds users to the sudoer list CentOS by default, linux does not include the current user in the sudoer list (the most common in the linux release of the redhat series ), if you use sudo to execute some commands, you will be prompted that the

Ubuntu12.04 boot into text mode (simplified)

Ubuntu12.04 boot into text mode (simplified) Closed test sudo vi/etc/default/grub 1 # GRUB_CMDLINE_LINUX_DEFAULT = "quiet splash" 2GRUB_CMDLINE_LINUX_DEFAULT = "text" you know, change quisplash to text, the first line of comment for saving this file

Commands used in ubuntu

 1. Switch to the Super User: By default, Ubuntu prohibits root users for security reasons.You can use the sudo command to switch to the Super User.Enter:Sudo-s-HEnter the password of the user currently logged in to obtain the operation permissions

Install and configure remote desktop rdesktop in Ubuntu 11.10

Rdesktop is a remote desktop tool in the Linux operating system. It can be used to connect to the Windows system and use rdesktop to specify the resolution so that the Remote Desktop can be filled in a blank area: java code rdesktop remote ip-u user

Configure Server Load balancer in APACHE2.2.8 + TOMCAT6.0.14

Objective: To use apache and tomcat to configure a web site that can be applied, you must meet the following requirements: 1. Use Apache as an HttpServer, and connect multiple tomcat application instances to achieve load balancing. 2. Set the

Install the java environment and jdk in CentOs

1. download the latest JDK 6 http://www.oracle.com/technetwork/java/javase/downloads/ Cent OS from the official website using jdk-6u31-linux-i586.bin 2. use ftp to download to CentOs. My directory is/usr/java/. Note that you should change the ftp

Install the ATI closed-source driver (aticatalyst) on Ubuntu)

After one night, I finally successfully installed ATI's closed-source driver (aticatalyst, which is well-known in Windows, but it has never been installed on Ubuntu ), the fan of the notebook finally calmed down. I had a hard time, installed Ubuntu 1

Memcached Server SETUP (RedHat5)

0. Before the startThis document describes how to install and deploy the memcached service in linux.Operating System:Red Hat Enterprise Linux Server release 5.4 (Tikanga)Memory: 4 GB1. Verify that gcc is installedExecute gcc-v on the command line to

Squid fault and solution Summary

1. COSS will not function without large file support (off_t is 4 bytes long. Please reconsider recompiling squid with -- with-large-files Bungled squid_webcache.conf .......Check whether the -- with-large-files option is not added when compiling

Create a famous workstation-configure Ubuntu

1. Install the driver: simply add the driver to the system settings and the available driver will be displayed;2. Set the swap space. First, run the free command to view the Swap partition size in the system.Open Terminal, enter free-m, and press

Solve wireless (BCM4311) cannot be enabled in ubuntu11.10 DELLD630

First confirm that the computer can access the Internet. Press CTRL + ALT + T to bring up the command box and enterSudo apt-get install b43-fwcutter press enter to enter the password (it seems this password is set when the system is installed)Sudo

Php5.2.6 installation and configuration xdebug prompt the requested operation has failed solution

1. The final version I selected: php_xdebug-2.1.0-5.2-vc6.dll2. apache Error LogHttpd.exe: cocould not reliably determine the server's fully qualified domain name, using 172.10.84.73 for ServerNamePHP Fatal error: [Zend Optimizer] Zend Optimizer 3.3.

Install and configure the SSH Server on the Ubuntu Server

In yesterday's article, I recorded the process of building a small Ubuntu Server. I believe that if you follow what I wrote, your Ubuntu Server will be ready to run. However, this system is only a basic system and cannot be considered as a server,

Use of logrotate

Logrotate is a management tool for linux system logs. It can rotate, compress, and mail system log files.By default, logrotate is added to/etc/cron. daily of cron for daily task execution./Etc/logrotate. conf specifies the default rules for each log

Make tool Introduction

2.3 make tool and makefile Make is a very important compilation tool in both Linux and UNIX environments. Make is required for project development and application software installation. With the make tool, large development projects can be divided

Solution to the B43 wireless NIC driver after ubuntu is installed on macbookpro

The native kernel compilation driver method in the official documentation has very poor wireless network signal after compilation, and the WEP encryption method at home is barely accessible, but the network quality is poor.The company's WPA2

Linux clock and hardware clock are inconsistent

When copying a DB2 cluster, the two hosts are required to have the same time.However, the system time on a host is about 12 hours different from the hardware time. After manual synchronization, the restart time is about 12 hours different.Why is it

Unzip the tar command in linux

Tar command Tar [-cxtzjvfpPN] file and directory ....Parameters:-C: create a parameter command for the compressed file );-X: Unlock the parameter command of a compressed file!-T: view the files in the tarfile!Note that c/x/t can only exist under the

Install nginx in ubuntu

1. for ubuntu: 10.04, nginx: 1.0.4, go to the website to search for and download.2. Download nginx. Here Ubuntu needs to install the following packages.$ Sudo apt-get install libpcre3 &&\$ Sudo apt-get install zlib1g &&\$ Sudo apt-get install

Application of the md5sum Program

Check whether the document has changed1. log on to linux as root 2. Create the md5test folder in the root directory.Cd/Mkdir md5test 3. Go to the md5test Directory: cd md5test 4. Create a file named myfile: touch myfile 5. Use vi to edit the myfile

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