Linux

The beginning of the topic: For Linux beginners, this is a very tangled problem, but this is also a very important issue!"Although the kernel is the core of Linux, the file is the primary tool used by users to interact with the operating system," he

ls command UseLS is the short name of the list, listing all subdirectories and files in the target directory, and the default target directory prints out the current directory.Usagels [options] [directory name]-a,–all lists all files under the

Peer-to-peer network is a network technology proposed in this context, which can be simply defined as the ability to exchange information directly, share computer resources and services, and peer computers with both client and server functions. All

Coordinated Universal time (UTC): Coordinated worlds, also known as World standard Times, is known as Greenwich Mean Time (Greenwich Mean time,gmt). For example, the time difference between the Chinese mainland and UTC is +8, which is utc+8. The

Summarize experience on the web1. Modify/etc/ppp/optionssudo gedit/etc/ppp/optionsLcp-echo-failure 200Lcp-echo-interval 200These two values are as large as possible and can continue to be large if they still break2. In Configuring the DSL650)

Linux account Management and permissions1> user account information is mainly in the/etc/passwd and/etc/shadow two files,Open (cat/etc/passwd) passwd file to see this diagramA total of 7 fields are separated by:account name: Password: uid:gid: User

1. File name LookupWhen you use the Find query. Because of a disk query. Therefore, the speed is relatively slow. So Linux under query more often use which, whereis, locate to query, because is the use of database queries. So the speed is very fast.2

Original address: http://joyexpr.com/2013/11/22/c100k-4-kernel-tuning/Early systems, system resources including CPU, memory and so on are very limited, the system in order to maintain fairness, the default is to limit the process of resource usage.

As a beginner, Linux is always so mysterious, tall on the content I will not, so here can only tidy up the management-related commands, if there is wrong or inaccurate place, please correct me.Refer to: Linux kernel--process management and

Two. Program design of loopback network card　　/********************************** loopback nic driver ************** Lu Xiaoning ********************2015.12.26*****************

1, the creation of a 10G file system, the type of EXT4, requires the boot can be automatically mounted to a separate data/data directory;Sure it's mbr/gpt[[email protected] ~]# lsblkname        .     MAJ:MIN RM  SIZE RO TYPE MOUNTPOINTsda            

Q: 1 How do I check the current operating level of a Linux server?A: The ' who-r ' and ' runlevel ' commands can be used to view the running level of the current Linux server.Q: 2 How do I see the default gateway for Linux?A: With the "Route-n" and "

Original Linux build SVN serverPosted 1 years ago (2014-08-05 17:55) Read (12257) | Comments (3) 31 People collection This article, I want to collect likes 3 Abstract Linux Build SVN serverCatalogue [-] Linux Build SVN server 1

When you use mail to send mail, you must first start the SendMail service.mail–sMessage subject –c CC address –b---F sender e-mail address –F sender name Three commonly used formats for sending lettersMail-s test [email protected] #第一种方法, you can

The Locate,find command in Linux searches the file system for eligible files, but locate uses the database to search for data, so it's relatively fast.Locate relies on the pre-built index library, every day the system in the idle time through the

1. Create a directory/dataMkdir/dataCD/; mkdir dataCommand summary:mkdir command to create a directoryLS-L long format display-D directory displays directory or fileCD switch directory hierarchy2. Create the Aaa.txt file below/dataPwdCd/data;touch

RedHat Linux source package installation process The installation package format provided by RedHat Linux is. rpm. If you need to customize the installation directory and related functions, you need to use the source package for installation. The

Install Gitlab in Ubuntu 14.04 GitLab: GitLab is an open-source project used for warehouse management systems. A web service built on Git as a code management tool. It provides Git version control, code check, Bug tracking, and Wiki. It can perform

Build a MEAN development environment in Ubuntu 15.10 This article describes how to build a MEAN development environment on Ubuntu 15.10. 1. Install Node. js and use nvm to install npmNvm is a simple Bash script that can be used to install and

GitLab installation-Ubuntu 14.04 LTS GitLab is an open-source project used for warehouse management systems. A web service built on Git as a code management tool. It provides Git version control, code check, Bug tracking, and Wiki. It can perform