Linux Study-CentOS create local yum Library
System Environment:
Operating System: CentOS 65 (64)
I. Mount the system CD
[Root @ cent65 yum. repos. d] # mount/dev/cdrom/media
[Root @ cent65 yum. repos. d] # ls/media/
EFI images
Virtual Machine Linux system Internet access settings
After the Linux system is installed on the virtual machine, the system is in the bridging mode. The following steps are edited in the new system environment. If you have modified it before, it
Enable terminals in Mac OS X to display in various colors like Linux
We know that the command line terminal in Linux has the color echo function. You can use the ls command to view the directory or file, which will be distinguished by different
How to customize your Linux Desktop: Gnome 3
This article introduces the customized Linux topic about Gnome 3 desktop, which is different from Xfce and KDE. This article introduces how to configure and customize the Gnome shell. However, because
How to install and use Objective-C in Ubuntu
Objective-C is the best class C and object-oriented programming language I have ever used. Objective-C is perfectly compatible with standard C, and on this basis, it adds the SmallTalk element that best
Linux Tutorial: cracking the root password in Single User Mode
OS: RHEL 6.4-64-bit
If the Linux operating system forgets the root user password and cannot access the operating system, you can change the root user password in single-user mode.
The
To help you see the introduction of five common commands for Linux System Architecture
Most of the time, we need to check whether the current Linux system is 32-bit or 64-bit. In this article, I will recommend five common commands. Whether you are
Error in compiling RT288x_SDK/toolchain/squashfs3.2-r2 in Ubuntu 14.04
Error in compiling squashfs3.2-r2 in Ubuntu 14.04
1./usr/bin/ld: mksquashfs. o: undefined reference to symbol 'log10 @ GLIBC_2.0'
/Usr/bin/ld: note: 'log10 @ GLIBC_2.0 'is
Create users in batches using scripts in Linux
If you want to create multiple users under Linux and do not want to manually create them one by one, you can use the following scripts to create them!
#! /Bin/bash#For NUM in {1 .. 9}; doUser = user $
Wget command to operate instances
Wget download methods include:
Wget is a tool used to download files in Linux. It has many functions. The following section describes how to use the wget command, the features covered by 11 instances are
RHEL7.0 configure CD-ROM as local YUM
By default, no yum source exists in the initial installation of RHEL7.0. mount a local DVD to/mnt/cdrom and connect the system yum source to/mnt/cdrom.# Use yum-config-manager to generate a source file
Linux awk Text Analysis Tool
Introduction
Awk is a powerful text analysis tool. Compared with grep search and sed editing, awk is particularly powerful in data analysis and report generation. To put it simply, awk refers to reading files row by row.
Upgrade GitLab to 8.2.0
The company's gitlab has been running in the ovm's virtual machine, version or 6.7.5. The version is a bit old. I recently studied docker, so I want to migrate gitlab to docker container. I found someone has done gitlab's
Ubuntu backup and recovery
Before using Ubuntu, I believe many people have experienced using Windows. If you have backed up a Windows system, you must remember: First, you need to find a backup tool (usually private software), and then restart your
Install Nginx through source code compilation
The compilation process is configured using the configure command. This defines various aspects of the system, including the number of processes allowed by nginx. A Makefile is created. The configure
Believe it? You can handle Linux containers in five minutes.
Linux containers provide new flexibility and possibilities for specific workloads. There are many solutions, but none can be quickly deployed like the systemd container. Five minutes
SSH port forwarding Application
First look: SSH port forwarding
SSH port forwarding is applicable in many scenarios, but it is very simple to use.
Application scenarios:
Server A is on the Intranet, while server C is on the Internet.Server B has
RHEL 7 Apache MPM Configuration
RHEL 7 Apache MPM Configuration
1. Installing apache and php is simple. I can use yum to install apache and php.
Yum groupinstall "Basic Web Server"
Yum install php2. You can view the currently used modules through
Disable duplicate SNMP connection logs under CentOS/RHEL 6
By default, in CentOS/RHEL 6, when the SNMPD runs, a large number of records similar to the following will be generated in the System log (/var/log/messages:
Jan 25 00:30:40 jzbk snmpd [1097]
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