cannot execute permission 127 root

One question: Root privilege that? Second question: What to obtain permission to use the Root? Question three: How to get Root access? Q & A: Root is Linux and other UNIX-systems super administrator user account, which has a paramount right to the wh

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I used Linux command of the source - in the current shell environment, execute commands in the specified file This link: http://codingstandards.javaeye.com/blog/837935 (reprint, please indicate the source) Use Description bash source command is the b

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First, the modified vi / etc / ssh / sshd_config file 1, modify the default port: The default Port is 22 and has been commented out; change is to uncomment and change into other ports. 2, prohibits remote login as root: changes PermitRootLogin, defau

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* *** *** *** File Types + rights + creators have the same group of users with permissions + user has permissions to other groups Permissions: 0 - do not have permission 1 - x execute permission 2 - write permission w 4 - read access r umask permissi

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HTC Wildfire/G8 detailed tutorial to get permission of ROOT: Anti Hits: 45,597 Date: 2010-09-26 Xiao Bian something to say: This article describes a HTC Wildfire/G8 detailed tutorial for ROOT permissions to Windows XP 32bit system as an example demon

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http://zengxx1989.iteye.com/blog/477619 Ubuntu Linux has a unique feature that is used for the first time, you can not log in as root, why is it so? Speaking from the installation of this system. For other Linux systems, the installation process is g

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When running the snmpwalk command, if a similar message: SNMPv2-SMI::enterprises.25337.30.7.2.2.101.1 = STRING: "/bin/bash: /monitor/bin/ask.sh: Permission denied" Do not have to check / monitor / bin / ask.sh execute permission, because it is p

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When running the snmpwalk command, if a similar message: SNMPv2-SMI::enterprises.25337.30.7.2.2.101.1 = STRING: "/bin/bash: /monitor/bin/ask.sh: Permission denied" Do not have to check / monitor / bin / ask.sh execute permission, because it is p

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就像在windows下创建两个点以上的文件无法删除一样,linux下也可以有同样的技巧: [[email protected] ~]# touch test/.immutable [[email protected] ~]# chattr +i test/.immutable [[email protected] ~]# chattr +i test/ [[email protected] ~]# mkdir test/foobar mkdir: cannot create directory `test/foobar

October 31

Liux under the latest tomcat5.5.25 + mysql5.0.45 + jdk1.0.5.13 + eclipse3.3.1 + myeclipse6.0 one configuration, install the required packages: 1.JDK 5.0 Update 13 (jdk-1_5_0_13-linux-i586-rpm.bin) Download Address: http://sdlc-esd.sun.com/ESD36/JSCDL

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ifconfig 1. Role ifconfig network interface used to view and change the address and parameters, including IP address, netmask, broadcast address, use the super user privileges. 2. Format ifconfig-interface [options] address 3. The main parameters -In

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SUSE because of its excellent performance and better control of security to attract a lot of enterprise customers, is currently in China started a large number of critical applications. But this does not mean that SUSE is safe in use, SUSE security t

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Detailed vsftpd set (on) A, vsftpd Introduction Vsftpd is a UNIX-based systems GPL released the ftp server software. Its full name is the Very Secure FTP Deamon, in security, speed and stability have a good performance. In terms of safety, vsftpd per

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The latest version of MySQL 5.5.11 need to install cmake compile the estimated future versions will be used this way, found some installation method is wrong in some places, their own record of finishing the installation of a specially so steps and p

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ifconfig 1 role ifconfig network interface used to view and change the address and parameters, including IP address, netmask, broadcast address, use the super user privileges. 2 format ifconfig-interface [options] address 3 main parameters -Interface

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vsftpd configuration in detail A, vsftpd Profile Vsftpd released under the GPL is a UNIX-based systems ftp server software. Its full name is the Very Secure FTP Deamon, in security, speed and stability have a good performance. On the security side, v

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Introduction: On the web production environment under Linux, we will think of this open source apache server software. Apache can integrate most applications, such as jsp, php, cgi, python, etc., but apache is too bloated and too static file response

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The first step: First, turn off unneeded ports I am more cautious, first off the port. Only held 3389 21 80 1433 (MYSQL) some people have been saying that the 3389 default unsafe, which I do not deny that, but only a way to use a burst of brute-force

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1 install cmake MySQL starting from version 5.5 through the. / Configure to compile configuration has been canceled, replaced by cmake tool. Therefore, we must first install the cmake build system, source code tool. # Wget http://www.cmake.org/files/

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A, vsftpd Profile Vsftpd released under the GPL is a UNIX-based systems ftp server software. Its full name is the Very Secure FTP Deamon, in security, speed and stability have a good performance. On the security side, vsftpd permissions for the progr

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Compile and install MySQL 5.5.13 Previously have not installed and with great effort Compile and install MySQL 5.5.13 Build mysql installation directory and data storage directory # mkdir /usr/local/mysql # mkdir /usr/local/mysql/data # mkdir /usr/lo

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1 First install cmake # wget http://www.cmake.org/files/v2.8/cmake-2.8.4.tar.gz # tar zxvf cmake-2.8.4.tar.gz # cd cmake-2.8.4 # ./configure # make # make install 2 Pre-Installation System Settings Build mysql installation directory and data storage

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Reference 1 set up with Apache James mail server to send and receive e-mail practices (a) http://zhaipuhong.iteye.com/blog/213246 2. James + mysql http://godchenmeng.iteye.com/blog/516680 3. Apache James user information database to store and passwor

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Introduction Installing Apache Tomcat 6 on Mac OS X is primarily a matter of downloading the appropriate packages and then following the UNIX installation instructions included with the package. However, OS X does have some peculiarities that make in

March 6

UNIX system operation commands one user login and log out before the system administrator must first register for a user name, regardless of where computer users log on to the ITPNET will access the same file system. 1.1 log when the Login prompt app

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1: Modify Linux, Tomcat, catalina.sh, the first line add declare-x CATALINA_OPTS = "-Xdebug-Xrunjdwp: transport = dt_socket, server = y, suspend = n, address = 8000" 2: In eclipse, the point of "Run-> Debug ...", select" Remote

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View file permissions statement: In the terminal type: ls-l xxx.xxx (xxx.xxx is the file name) Then there will be similar information, mainly these: -Rw-rw-r - A total of 10 digits Of which: top that - represents the type Among the three rw-represent

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1, file and directory permissions Overview Zai linux Each directory contains a file or have access, such access rights determine who can access and how to access these files and directories. By setting the permissions can be restricted from the follo

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Linux is a multi-user time-sharing multitasking operating system, any use of system resources to users of the system administrator must first apply for an account, then the identity of this account into the system. The user's account on the one hand

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We can use the command ls-l parameter display file information, including permission. As follows: [Root @ localhost ~] # ls-lh The total amount of 368K -Rw-r - r - 1 root root 12K 8 Month 15 23:18 conkyrc.sample drwxr-xr-x 2 root root 48 9 Month 4 16

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http://www.openmymind.net/2010/7/1/Installing-Nginx-with-Passenger-on-Linux A simple guide on how to install nginx from source with passenger and ruby enterprise edition. Hopefully you've been hearing some comments over the last while about how good

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After a long time to learn Linux User Management , He and share with you, after reading this article you must have a lot of harvest , I hope this will teach you more stuff . One. Permissions control mechanism Linux System is a multi-user systems, can

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1, file and directory permissions outlined in linux each of the files or directories contain access, such access rights determine who can access and how to access these files and directories. By setting the permissions can be restricted from the foll

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Quick to understand Linux file permissions, see Permissions, important and tricky! Unix permissions concern who can read a file or directory, write to it, and execute it. Permissions are granted or withheld with a magic 3-digit number. The three digi

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Quick to understand Linux file permissions, see Permissions, important and tricky! Unix permissions concern who can read a file or directory, write to it, and execute it. Permissions are granted or withheld with a magic 3-digit number. The three digi

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UNIX operating system commands -------------------------------------------------- ------------------------------ Log in and out chap User login before the system administrator must first register for a user name, regardless of where computer users lo

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Users in the forum to learn the installation experience, I successfully installed, so I wanted to share my experience: 1. Jdk 6.0.4 from the Sun site and download the Linux self-extracting file jdk-6u4-linux-i586.bin; cd / usr / local / lib / * into

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1. Everything in Linux is a file including the hardware and even the directories. 2. #: Denotes the super (root) user 3. $: Denotes the normal user 4. / Root: Denotes the super user's directory / Home: Denotes the normal user's directory. 5. Switchin

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Who owns the file Each file (or directory) belong to the owner of a file (typically a user name) and a user group. Who owns the file is generated in general (or copy) the file the user. User groups often contain a user --- who owns the file. User gro

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First, install prepare: Download l Oracle Database 10g Release 2 (10.2.0.1) Software Unzip the file unzip the file command: unzip 10201_database_linux32.zip After extracting the folder may be "database" Hosts file in / etc / hosts file contains

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First, an overview of file and directory permissions in each of the linux directory contains a file or have access to, these access rights determine who can access and how to access these files and directories. By setting access permissions to the fo

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Oracle Linux, set the method of backup time To back up coinfo library, for example, the backup time for each interval of 10 minutes. Successfully tested on the server in the company. 1, the establishment of the script / home / share / backup, the scr

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linux directories and files under different file permissions: read file contents (r), write data to a file (w), as a command file (x). Directory: read the file in the directory that contains the name (r), write the information into the catalog (add a

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(This article published in 2010.10.01 in the "grassroots" Journal of Phase IV, LAMP super-group AC (500): 106 382 633) Linux, Windows Rights Management and quite different, a lot of Linux users is difficult to understand the system, and the impo

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installation under linux oracle, using the python call, after the installation cx_Oracle error as follows: Find the cause of multi-access information. Solution: In / etc / profile add LD_LIBRARY_PATH = $ ORACLE_HOME / lib: / usr / lib: / usr / local

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Usage: chmod [-cfvR] [- help] [- version] mode file ... Description: Linux / Unix file access permissions into three groups: the file owner, group, and other. Chmod can be used to control how others access the file. The total: mode: permissions strin

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A, RedHat AS4 system installation: Basic firewall configuration: ⊙ No Firewall ⊙ whether to enable SELinux: Disabled Installation options: ⊙ customized packages to be installed (C) Desktop Options: (√) X Window System (selected default) (√) GNOME des

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linux commands and files and directories under the names are case-sensitive / / Move the file mv .*. swp 123.bak / / Read performance top / / shift key + "m" is based on "memory" Sort / / See the environment variable env / / Browse fil

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Linux chmod command chmod is used to change a file or directory access permissions. Use it to control user access to files or directories. This command has two uses. One is included Operator expressions of letters and text setting method; the other i

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Off the home network, and only in the office to engage in a practice of this article, this article summarizes only one of his essays, robbin fcgi on lighttpd and built environment has been described in great detail, we proposed to the familiar, he is

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