The umask command controls the default permissions assigned to the file during file creation. It uses the octal notation to delete a bitmask from the file mode attribute.
Introduction
The umask command controls the default permissions assigned to
It is pointed out that Level 3, 4, and 5 start this service, and 99 is in the corresponding etcrc. drcN. d (N is the level specified above, here is 345) the serial number of the link file generated under the directory (startup Optimization
It is
1. Prepare the environment 1.1.linux RHAS4: RedHatEnterpriseLinuxAdvanceServer4.01.2. check the environment HardDiskSpace [ro
1. Environment preparation 1.1.linux system installation version RHAS4: RedHat Enterprise Linux Advance Server 4.0. Check
Sometimes it is not convenient to log on to the UNIX graphical interface to install the database, and the GUI installation makes it impossible for us to know what operations are specific. We can use commands
Sometimes it is not convenient to log on
Article Title: Teach you how to configure a ProFTPD server. Linux is a technology channel of the IT lab in China. Including desktop applications, Linux system management, kernel research, embedded systems, open-source and other basic categories of
Note: To install the linux component, select the everythingswap partition to be greater than 4G. Otherwise, the installation may encounter an inexplicable problem when the installation prompts to run the two. sh scripts. Be sure to open a single
The simplest embedded linux root file system-general Linux technology-Linux programming and kernel information. For more information, see the following. Author: Liu suqi
Location: robot center, Guilin University of Electronic Science and Technology
Python-based process management tool supervisor User Guide, pythonsupervisor
Supervisor is a Python-based process management tool and can only run on Unix-Like systems, that is, it cannot run on Windows. The Supervisor official version can only run
Reasonably increase the account to ensure system security-Linux Enterprise Application-Linux server application information. The following is a detailed description. There are many problems to consider when it comes to system security and
Datag9i Dataguard configuration-Linux Enterprise Application-Linux server application information. The following is a detailed description. Author: wangyl1977
Environment:
OS: linux 9
Oracle: oracle9i
Primary: 1.1.1.1
Standby: 1.1.1.2 (both master
Oracle11.2 the command line is the easiest way to create a database. The command line is the easiest way to create a database.
Oracle 11.2 command line manual and simplest database creation process
Environment: RHEL 5.4x86, oracle 11.2
1. Set
Folder-c-s1GB-alsilogic-t2 "drive: \ Folder \ file name. vmdk creates three 1G s respectively. two 2G2 instances. create, configure the virtual machine when creating a virtual machine, pay attention to delete the soft drive, add a network card,
In Linux, qmail + LDAP is used to install and configure the instance-Linux Enterprise Application-Linux server application information. For details, refer to the following section. Currently, there are not many qmail + LDAP configurations on the
RedHat Enterprise Linux7.0 install Oracle12c, linux7.0oracle12c1. Verify that 1.1 hard disk space requires 1.1.1 disk installation
Type
Disk space occupied
Enterprise Edition
6.4 GB
Standard Edition
6.1 GB
After installing and configuring telnet1.sudoapt-getinstallxinetdtelnetd2. in ubuntu, the system prompts sudovi/etc/inetd. conf and add the following line telnetstreamtcpnowaittelnetd/usr/sbin/tcpd/usr... install and configure telnet in ubuntu 1.
◆ Oracle user environment settings: $ cat. profile # CreatedfororacleRACbyljg, 20091230 --- begin # umask022ORACLE_BASEu01app
◆ Oracle user environment settings: $ cat. profile # Created for oracle RAC by ljg, 20091230 --- begin # umask
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