Basic configuration of newly installed ubuntu and basic configuration of ubuntu
1. Enable the root account
1. Set a password for the root user.
Sudo passwd root
2. Switch to root Login
Su root
3. Enable login and edit Configuration
Sudo vi/usr/share/lightdm. conf. d/50-ubuntu.conf
# Automatically log on as root after startup
1 autologin-user=root2 greeter-session
Ubuntu fails to log on properly due to an incorrect Ubuntu environment variable when Hadoop2.7.5 is installed,
When configuring java environment variables, it should be noted that if other environment variables are damaged, many commands may be unavailable, and desktop access may fail. A solution is provided to solve the problem of abnormal login caused by inco
Linux community according to foreign news, as long as $200 pre-installed Ubuntu operating system desktop computer EverexTC2502gPC computer is about to sell in Walmart. It is reported that this cheap PC, like the $300 EeePC of ASUS and the $600 Nanobook of VIA, all adopt economical and energy-saving technologies. Although the $200 computer is a desktop computer, the other two examples are
Linux community news: In June 27, Dell said in June May that the Ubuntu Linux operating system will be pre-installed on some desktops and laptops, it also said that a Linux system pre-installed PC is not available in other countries outside the United States.
Linux community news: In June 27, Dell said in June May tha
Dell recently said it will sell consumer desktops and laptops running UbuntuLinux in "the next few weeks". As a result, mainstream consumers will have the opportunity to use open-source operating systems. However, Dell refused to discuss machine configuration issues, so it is not yet known whether it will sell Ubuntu desktops and laptops at a price lower than Win
windowsBootloader
5Grub Resources
[Edit
]
Use Ubuntu Desktop/live CD
Select one of the following options:
[Edit
]
Using the desktop/livecd while preserving windowsBootloader
[Edit
]
Use livecd to reconstruct grub
Do not forget the following method: replace MBR with grub in the hard drive boot partition (Master Boot Record ). This applies to most people unless you have another available Bootstrap program.
On the other hand,
Vim cannot be installed in Ubuntu
In general, Ubuntu only installs the VI editing tool by default and does not have the VIM editing tool installed. Because Vim to VI optimization, can actively identify the Linux C language keywords, and different color tags, with a strong reading. So how do you install the Vim tool
released operating system, so it is recommended that you check the system updates frequently to get security and stability-related Bug fixes as soon as possible.To get the new Ubuntu 16.04 LTS update You can open "software Updater" in Unity Dash-click on the "Check for Updates" button to update.3. Install Linux graphics DriversUbuntu 16.04 supports most Nvidia and Intel display hardware "Out of the box", but you can also install free open source driv
Usually, I will install and start both Ubuntu and Windows systems, but this time I decided to completely eliminate Windows pure installation of Ubuntu. After the pure installation of Ubuntu is complete, no boot device (nobootabledevicefound) is output at the end of the screen instead of entering the GRUB interface. Apparently, the UEFI boot settings are screwed u
Fixed the problem that wubi installed ubuntu lost boot after Windows 7 was reinstalled. use wubi to install ubuntu, it provides a lot of convenience for our win7 and ubuntu systems, but once windows reinstalls the ubuntu boot item of the system, it will be lost. it is very p
Ubuntu dual-system is installed in Win7, and USB flash drives are not required.This article tests the installation of a 32-bit ubuntu-14.10-desktop-i386.iso system. Preparation: Ubuntu System ISO file. The official website or school image source can be downloaded. UltraISO software. Search by Google and use the trial v
Nine things to do after Ubuntu 15.10 is installed
When Ubuntu 15.10 Wily Werewolf is downloaded and installed, it will not be easy to use. If you want to use it well, you have to make many modifications to meet your usage habits, this article introduces some configuration items that I have made after installing
Six things to be done after Ubuntu 14.10 is installed
The famous Linux release version Ubuntu 14.10 has been released. I believe many of my friends can't wait to experience it. The following are the six things you need to do after installing Ubuntu 14.10.
Ubuntu 14.10 text
After compiling the source code last night, make reported the following error after a while:
# A fatal error has been detected by the Java Runtime Environment:## SIGSEGV (0xb) at pc=0x40362d33, pid=12195, tid=2835454784## JRE version: 6.0_45-b06# Java VM: Java HotSpot(TM) Server VM (20.45-b01 mixed mode linux-x86 )# Problematic frame:# V [libjvm.so+0x158d33][error occurred during error reporting (printing problematic frame), id 0xb]
After research, the hard disk space is insufficient. It's no
Fixed the error where no boot device is available after Ubuntu is installed.
Usually, I will install and start both Ubuntu and Windows systems, but this time I decided to completely eliminate Windows pure installation of Ubuntu. After Pure Ubuntu installation is complete, no
A few months ago, I bought an iPhone 5 with an iOS7 system installed. When I try to connect my iPhone or iPad to a Linux computer (Ubuntu and LinuxMint), it will be recognized and prompt me: ldquo; do you trust this computer rdquo ;? Then I silently read ldquo; I will rdquo; and chose ldquo; Trust rdquo;. After waiting for a few seconds, it prompts me again ldquo; whether to trust this computer rdq
Many people say that they should change the/boot/grub. conf file and change default0 to defualt1. I am not sure whether this method is correct in linux, but I know it is incorrect in ubuntu because you cannot find this file in ubuntu. My machine is installed with Ubuntu6.06 and windows XP, and windows is installed firs
Ubuntu is installed on a USB flash drive in windows.
Just in the New Year, duang, let's learn how to install Ubuntu dual systems with a USB flash drive in win7:
I. Prepare materials
Background Environment: win7 System
Prepare file :( download link: http://pan.baidu.com/s/1o6vAXfG)
1) Ubuntu:
My Ubuntu is installed with wubi. Because Ubuntu is not attached to Windows in the form of an "application", it also has its own boot file (like a dual system ), therefore, to delete it, you must know which files it creates and modifies. The following is the C drive after Ubuntu is
Note: graphic interface methods (such as Add/Remove... and Synaptic Package manageer) is relatively simple, so here we mainly summarize the methods for installing, detaching, and deleting software packages on the terminal through the command line method.
1. Install software in Ubuntu
1. APT Mode
(1) General installation: APT-Get install softname1 softname2 ...;
(2) fix and install: APT-get-F install softname1 softname2.... (-F atemp to correct
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