unix sudo

Environment ubuntu14.04 (this Unix-like system is used to replace UNIX, and The sudo command is also a command in Linux)Example: Install the Ubuntu Firefox flash plug-inDecompress the tar.gz package to adobe.Tar-zxvf plug-in .tar.gzSudo CP libflashplayer. So/usr/lib/Firefox-Addons/pluginsSudo CP-r usr/*/usr (copy the content in the USR subdirectory of the plug-in

Tags: logo home super div user run pos switch promptsudo: temporarily switch to Superuser mode to perform superuser privileges, prompting for a password that is the current user's password, not the password for the super account. However there is a time limit, Ubuntu defaults to 15 minutes for one time.SU: Switch to a certain user mode, prompted to enter the password when the password is Switched account password, the use of "SU account name." If the system defaults to the root account when no a

Source: http://bbs.csdn.net/topics/390938651sudo: temporarily switch to Superuser mode to perform superuser privileges, prompting for a password that is the current user's password, not the password for the super account. However there is a time limit, Ubuntu defaults to 15 minutes for one time.SU: Switch to a certain user mode, prompted to enter the password when the password is Switched account password, the use of "SU account name." If the system defaults to the root account when no account i

Solve sudo: sorry, you must have a tty to run sudo a few days ago encountered a problem, calling another shell in one terminal is always unable to execute, and then caught the error message sudo: sorry, you must have a tty to run sudo. Later, I learned on the Internet that the solution is as follows: 1. edit/etc/sudoer

Recently has been looking at how to create sudo user and free of sudo password, found a lot of information, the results found is not OK. And I cracked it today!Environment: CentOS 6.61. First you have a regular user who executes sudo.[Email protected] ~]# useradd Chengcai2. Log in as root, and then modify the/etc/sudoers file:Vim/etc/sudoers######################

Sudo password-free and sudo Password Sometimes we only need to execute a command with the root permission to su to the root, isn't it inconvenient? In this case, sudo can be used instead. By default, the new user is not in The sudo group. You need to edit the/etc/sudoers file to add the user. The file can only use the

Sudo sometimes appears to be unable to find the command, and clearly the path contains the command, which makes people wonder. In fact, the reason for this situation is mainly because when Sudo executes commands with administrative privileges, Linux resets the PATH environment variable, which is mainly due to system security considerations, but makes sudo search

Examples of sudo commands and sudo command examples Sudo: authorize normal users to execute a command and run it as a specified user. Configure sudu, enter the command mongodo, find the target line, and edit the configuration file under the target line. , The first column writes the common user, the second column ALL = ([user name]) who is the user name, t

Linux users cannot use the sudo command. linux users use the sudo command. The newly created sudo command cannot be used. The following message is displayed: Xiaojing is not in the sudoers file. This incident will be reported It turns out that the newly created user is not in the sudoers management file, so it is not enough to add it to it. The following metho

sudo apt-get upgrade: Does not have a significant impact on the system and can be run at any time.sudo apt-get Dist-upgrade: involves the core of the upgrade, usually has a real impact on the system functions, may be required to uninstall some installed software may also install some additional software, usually should be cautious operation, especially with unfinished work, However, you should try to upgrade as much as you allow, and you should be abl

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, it happens that the Ubuntu root password is not set, and the result can only be modified in the single-user mode (with root power). In Ubuntu, during the boot, press shift to display various modes. Select the

Some time ago, problems occurred when the newly installed centos was running the sudo command: Sudo su: results-valid tive uid is not 0 is sudo installed setuid Root This is a solution I found on a foreign forum.This another common problem for the new users for Linux. Anonymous change of permission of root or while experimenting we do run commands which results i

Linux Command sudo, linux Command sudo The sudo command allows common users to perform operations as root without knowing the root password. When executing a command in sudo, you only need to enter your own password to let sudo know that you are a normal person, then you

When executing scripts using different accounts, sudo will often encounter sudo: Sorry, you must have a tty to run sudo. In fact, just modify the sudo configuration. VI/etc/sudoers (it is best to use the mongodo command) Comment out the default requiretty line # Default requiretty This means that

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 result can only be modified in single-user mode (with root power... In Ubuntu, the sudoers permission cannot be changed by mistake (you can retrieve the

Xbox ." Installation: -Try xbmc live CD: Xbmc come also come in a live CD for people that like to testApplications before to install, you can download and run the booableLive CD from this link. Also if you want to run the xbmc from a USB drive, check out unetbootinTo create a bootable flash drive. Download the live CD from this link. -Installation in Ubuntu and linuxmint: To install xbmc in Ubuntu 10.10 maverick meerkat and linuxmint10Julia, first we need to install some dependencies, to do t

Install JDK 6 first Sudo apt-Get install sun-java6-jdk Then you need to set the default JavaProgramSudo Update-alternatives -- config JavaEnter the corresponding options as prompted, and set them to JDK 6. The following settingsSudo Vim/etc/environment Add the following two lines:Classpath =/usr/lib/JVM/Java-6-sun/libJava_home =/usr/lib/JVM/Java-6-sunIf classpath and java_home are already set, change them to the above format and press ZZ

sudo apt-get updateThis command accesses each URL in the source list and reads the software listing, which is then saved on the local computer. The list of software that we see in the newly made Package manager is updated with the update command.After the update, you may need to upgrade.sudo apt-get upgradeThis command will compare the locally installed software with the software listed in the software list you just downloaded, and if you find that th

sudo: temporarily switch to Superuser mode to perform superuser privileges, prompting for a password that is the current user's password, not the password for the super account. However there is a time limit, Ubuntu defaults to 15 minutes for one time.SU: Switch to a certain user mode, prompted to enter the password when the password is Switched account password, the use of "SU account name." If the system defaults to the root account when no account

Exception:Traceback (most recent):File "/library/python/2.7/site-packages/pip/basecommand.py", line 215, in mainStatus = Self.run (options, args)File "/library/python/2.7/site-packages/pip/commands/install.py", line 342, in runPrefix=options.prefix_path,File "/library/python/2.7/site-packages/pip/req/req_set.py", line 778, in installRequirement.uninstall (Auto_confirm=true)File "/library/python/2.7/site-packages/pip/req/req_install.py", line 754, in UninstallPaths_to_remove.remove (auto_confirm)