chown root

1. Do not record history after logging on to ssh Unset history histfile histsave histzone history histlog; export HISTFILE =/dev/null; export HISTSIZE = 0; export HISTFILESIZE = 0 2. Some evil uses of sed It is an evil replacement to the logon IP

Nginx + php + mysql + vsftp server note 1. nginx startup On Unix-like systems, non-root users can only use ports above port 1024. Therefore, the default port 80 is invalid. The following two methods are available on the Internet: one is to map

First, change the user belongs to the group1. Create a new file Install.log[email protected] ~]# Touch Install.log2. Ls-l View Install.log file belongs to group root[Email protected] ~]# ls-lTotal 4-RW-------. 1 root root 1978 Dec 01:26

Debian & ubutnu /Jerry Posted on Ubuntu7.10 (gutsy) is installed, which causes problems when installing eclipse. Install eclipse. The source version is 3.2. # Sudo apt-Get install eclipse Install the Java environment #

I installed ubuntu8.04,All previous operationsIn the ubuntu8.04 environment, MySQL is installed with the new version. There is no problem in starting the server. you can log on to the database and create a table.An error occurs when I describe the

Install the FTP server on your FC4 machine today to allow others to share data over FTP. I checked it online. The FTP servers that are commonly used include Wu-FTP, ProFTP, and vsftp. I have selected vsftp. It is nothing else, because it is called

PHP file permission: PHP can be run securely in linux. how many permissions does it have? The chmod folder is usually set to 755 or 664. for details about the differences, see http://www.zzee.com/solutions/linux-permissions.shtml1_zzee_link_6_1077830

RainyFox My server has countless SSH failure attempts every day, and some boring people keep scanning. These people are really boring, and they are full of food, I have been looking for some software to scan the website, so we need to remember to

I. Introduction to rsync Remote synchronize (rsync) is a remote data synchronization tool that allows you to quickly synchronize files between multiple hosts through the LAN/WAN, or use rsync to synchronize different directories on the local hard

Network Programming in Linux-raw socket (1) Http://soft.zdnet.com.cn/software_zone/2007/1020/568223.shtml   We have learned two sockets (sock_stream, sock_dragm) in the network program. In this chapter, we will learn another socket-the original

ChownIs a command used to set file owners and file associations in UNIX systems. Super User Permissions are required to execute this command. Only the file owner of the file group and the super user can change the file association group. If you do

Learn Linux terminal commandsLinux directory Architecture/Root directory/Bin command binary file/Boot stores the files that must be read when the system starts, including the core (kernel )./Boot/GRUB/menu. lst grub settings/Boot/vmlinuz Kernel/Boot/

LinuxUseUDisk # Ls/dev confirm that the device has been recognized # Mount-O iocharset = gb2312/dev/sda1 Press Ctrl + F to flip (or space) Ctrl + B (roll up) Ls-A: Show Hidden Files (Files starting) File Permission RWS s indicates the user who

After sorting out the commands that have been used, I am also a beginner, so I hope there are not so many complicated commands, so we will soon learn shell, which will certainly be helpful to beginners!   Ls-A/-L to view all files, including hidden .

View the installation content of software xxxDpkg-l xxx Search softwareApt-cache search Regular ExpressionFind the package of the fileDpkg-s filename apt-file search filenameQueries which packages the software XXX depends onApt-Cache depends

A very good Linux study note sharing (excellent for getting started with Linux) Linux directory Architecture /Root directory /Bin command binary file /Boot stores the files that must be read when the system starts, including the core (kernel

  1 Virtual Machine hard drive should not be set to the default 8g as big as possible 2. It is not difficult to install oracle. Is not familiar with Linux Command operations 3. When installing the Linux system, remember to set the resolution

In many cases, we need to use conditions to find the desired file. Flexible use of the file search tool can get twice the result with half the effort. Content: File Search: 1. Locate: Non-real-time, fuzzy match, search is performed based on the

Install bind9 from the source code package Isc bind is the specific implementation of DNS in UNIX and Linux. BIND 9 is a new generation version that re-compiles most bind Structure Code. The main features of BIND 9 include: DNS SecurityDNSSEC

No classification PS1 command name usage and Parameter Function Annotation1. File Management # ls-A lists all files in the current directory, including hidden files with A. header.File Management # ls-l or ll lists the details of files in the