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SVN settings ignore file lists in the company Project version control is generally using centralized SVN, I am also familiar with the basic version management concepts and operations from the svn tool. However, as a Linux system and application

In Ubuntu, the sudoers permission cannot be changed by mistake (you can retrieve the sudo permission when you forget the root password). because the sudoers permission is modified, sudo cannot be used, the Ubuntu root password is not set, and the

When we copy and paste two different vim files and use vim for editing, if we open two different vim files, in this case, you cannot use yy and p to copy and paste the two Vim windows. in this case, you need to split the windows and then copy and

Add a user to a user group in Linux. do not directly use usermod-GgroupA to leave other user groups, it is only a member of the groupA user group. -A option should be added: usermod... add a user to a user group in Linux. do not directly use usermod-

For debian service management, we can use the method of selective shutdown to accelerate startup and improve system performance. Here we install a software: sudoapt-getinstallsysv-rc-confsudosysv-rc-conf in this software, you can use the keyboard's

Multiple audio decoders are installed in CentOS to create a Linux all-around player. to avoid copyright problems, Centos does not install external decoders. For manual installation. The following operations require the administrator privilege to log

Talking about linux performance tuning 3: before partitioning and formatting, there is a special situation that may occur in the production environment: an ext3 file partition of the system, when a user writes a file to this partition, the system

How to analyze and view apache logs by date in Linux I. how to configure apache logs in the apache configuration file errorlogs/error_logcustomlogs/access_logcommonLinux: change it to ErrorLog | /... how to analyze and view apache logs by date in

Detailed description of linux file system: the file Time attribute file is the basic structure for storing data in linux. it is stored in storage media such as hard disk harddisk, CD, and floppy disk and named, this is the name of the file. Files in

Linuxshell Programming 1 ---- shell script programming basics 1 What is shell script 1shell? besides the command interpreter, it is also a programming language, a program written in shell is similar to a batch processing program in DOS. 2. you can

Users are not included in the sudoers file. when using the Linux system, we usually use common users for routine operations, the root user is only used for permission assignment and system settings, and the password of the root user cannot be

Centos local ground source Construction & mdash; iso description: centos source construction is easier and easier than another ubuntu source. The idea is to use iso to create a local source. you can add new software later. 1. enter the iso Mount

How to use squid to set up a proxy server in linux _ enough details on how to use squid to set up a proxy server in linux, which is around the world, but some details are unclear on the Internet, it has been a good job for a long time. In a computer

Upgrade openssh in linux to check whether telnetrpm-qa is installed | the greptelnettelnet-server-017-31EL45telnet-017-31EL45 opens the telnet service to modify the disable field in the etcxinetddtelnet setting file to no. Start service ntsysv or

Pg_dump periodic backup OS in linux: CentOSDB: PostgreSQL93, OSuser: S 1. Compile the pg_dump backup script: 01getthedayofweek1-7startingmon = 102DOW = 'date + & quot; % u & quot; '0304de periodic backup of pg_dump in linux OS: CentOS DB: PostgreSQL9

To make shell programming more effective, the system provides some shell variables. Shell variables can save variable names such as pathnames, file names, or numbers. Shell regards any settings as text strings. There are two variables: local and to

1. Introduction to system calls the so-called system calls are a series of functions provided by the kernel with very powerful functions. These system calls are implemented in the kernel, and then the system is called to the user in a certain way,

2 RPM (redhatPackageManager) package management introduction: 3 RPM command: 1 rpm software package naming convention: Note: An RPM is for a specific platform to call the package linuxabc-120-30el6i686rpm2RPM basic commands install soft II.

The sortsort command sorts the rows in the File specified by the File parameter and writes the result to the standard output. If the File parameter specifies multiple files, the sort command The sort command sorts the rows in the File specified by

Thread (1) This article describes how to use multiple control threads to execute multiple tasks in a single process environment. All threads in a process can access the components of the process (for example Thread (1) This article describes how to