Linux

This article comes from a question and answer by Quroa "What is some time-saving tips that every Linux user should know?"--linux users have the skills to be aware of how to improve efficiency. I feel very good, summed up better, turn it over, and

1, CHGRP (change the file belongs to the user group)CHGRP user Group filename # # #便是这个格了. If the entire contents are changed, the plus-r parameter is used for recursion.Example: Chgrp-r user smb.conf2. Chown (change file owner)Landscape: A:chown

When modifying the kernel, make uimage encountered such an error:"Dereferencing pointer to incomplete type"The explanation for this error is: Your pointer, there is a type, this type is not complete. That is to say, we have only givenThis type of

Linux operations are generally done using commands, and in so many different commands it is obviously unlikely and unnecessary to remember them all, and the search for files is essential in daily operations. Let's summarize how to find commands and

Before installing the program, recognize the components of the following program: binaries library file configuration file Help Files (manuals, documents) ... binary:/bin,/

When we write the program, we usually need the terminal to display the output of red or green color, so that the user can be more clearly prompt. Here is how the Linux system terminal colors are set:The character color of terminal is controlled by

--------------------------------------Compression Decompression Command-------------------------------*windos can decompress all of the Linux system's file compression packages, but Linux will not necessarily be able to decompress all WinDOSOne:

Divide a large file into several small file methodsFor example, a BLM.txt file is divided into 1000 small files prefixed with blm_, with a suffix of factor form and a suffix of 4 digitsFirst UseWc-l BLM.txt Read the BLM.txt file how many lines there

I am a Linux operations engineer, a bit of experience in this area, and now I say to master what kind of tools itwhen it comes to tools, it can be said to be a skill, and in the line we are generally called tools, which are tools that must be

IP Datagram HeaderThe TCP/IP protocol defines a packet that is transmitted over the Internet, called an IP datagram (IP Datagram). This is a hardware-independent virtual package, consisting of a header and a data component.The first part of the

When you are in console mode, you cannot get information about the operating system through the right mouse button > about. At this point, under Linux, you can use the uname command to help you do the work. Uname is the abbreviation for UNIX name .

Tar-zcvf/home/xahot.tar.gz/xahotTAR-ZCVF the directory to be packaged when the file name full path is generated after packagingExample: Package the/xahot folder into a/home/xahot.tar.gz file. Zip compression method: Compresses the current folder

The SCP command is for users to copy files from one Linux server to another Linux server over the network, as follows:One: Copy from local to remoteTo copy a file:Command format: SCP local_file [Email

Friendly reminder: This blog is involved in the content of the system practices involved in the implementation of Centos6.5, Gnu/linux referred to as linux,gnu/grep abbreviation for the grep,gnu/sed abbreviation for the Sed,gnu/gawk abbreviation for

"51CTO exclusive feature" How to optimize your Linux production server? This paper summarizes the nine main points of optimizing Linux production server based on the actual work experience. If there are some methods you have not yet adopted, you may

10 methods for generating random passwords in Linux and 10 methods for generating random passwords in linux A major advantage of Linux is that you can implement the same thing in hundreds of ways. For example, you can generate a random password in

Powerful linux IDE-Geany configuration instructions, linuxgeany configuration instructions I started using Ubuntu today (mainly to prevent myself from playing games on windows) at the beginning, I was not used to finding a suitable Compiler (when

UNIX advanced environment programming (12) Process Relationships-terminal logon Process, Process group, Session, unixrelationships In the previous chapter, we learned that processes are associated with each other: Each process has a parent process;

Summary of building PPPoE Server in Linux Note: This record applies to Debian Linux operating systems. It is successfully verified in Ubuntu 14.10 and Linux Mint 17. During the building of PPPoE Server in the integrated course design, I and my team

PHP 5.5/PHP5.6/PHP-NG and HHVM which has better performance? Abstract: In a Vagrant-based local environment, the HHVM test results may be poor due to an error. With the help of HHVM partners, this cause is still being studied! However, in a 4 GB