Yum, as the name suggests, yellow Dog Updater, Modified. Yum has done the same work for RPM systems. It provides a simple command to automate the installation or updating of a software package, similar to the Apt-get tool under Debian, after installing and updating any other necessary packages first to meet the required package dependencies.
Characteristics of Yum:
Multiple resource pools can be configured at the same time (Repository)
Concise conf
with LibreOffice,WPS responsible for text, form, demo LibreOffice responsible flowchartHowever, WPS does not support 64-bit and requires 32-bit support, but Ubuntu14.04 now cancels the 32-bit support package.Tangled, you need to add 12.04 of the software source, and then force the installation of Ia32-libs, as follows:Sudo-iCd/etc/apt/sources.list.decho "Deb http://archive.ubuntu.com/ubuntu/raring main restricted universe Multiverse" > Ia32-libs-rari
commands on the systemsudo update-alternatives--all4. Display all optional commands for a command linkUpdate-alternatives--display Editor5. Switch the sudo update-alternatives--auto Editor6. Add a set of replacements to the systemsudo update-alternatives--install x-cursor-theme x-cursor-theme/etc/x11/cursors/gold.theme 70Reference:http://www.lampblog.net/ubuntu/
installed simultaneously
4) using CentOS Yum Source update
∘cd/etc/yum.repos.d/
∘wget Http://mirrors.163.com/.help/CentOS6-Base-163.repo
∘ edit Centos6-base-163.repo, replace all $releasever fields with 6
∘yum Makecache
∘yum vim* ===> is used only as a test to see if Yum is available
5) Example: Install VirtualBox-4.3
∘ download virtualbox-4.3-4.3.30_101610_el6-1.x86_64.rpm and oracle_vm_virtualbox_extension_ from VirtualBox website Pack-4.3.
: http://www.cnblogs.com/zlslch/p/7473861.htmlLife is short, I would like to share. This public number will uphold the old learning to learn the endless exchange of open source spirit, gathered in the Internet and personal learning work of the essence of dry knowledge, everything to the Internet, feedback back to the Internet.Current research areas: Big data, machine learning, deep learning, artificial intelligence, data mining, data analysis. Languages include: Java, Scala, Python, Shell, Linux
I believe a lot of kids ' shoes are like me. 14.04 lts InstalledAnd then after a while, there was a system error or a start ' there was no flash.So what did I change?CTRL + SHIFT + TThe command box appears and then the command apt-get update (get new software)Then hit sudo apt-get install Flashplugin-nonfree (reprint Flash)Of course you can also download Taz from the InternetSometimes we have to install som
configuration Files or the format of some files6 Games7 Conventions and protocols, such as Linux file system, network Description of protocol, ASCII code, etc.8 Administrative commands available to system administrators9 documents related to kernel7. Whatis =man-fSearch the Whatis database for complete words8.apropos =man-ksearch for a string of all pages9.infosimilar to man, you can view the online Help file in info page format for instructions with the Info page feature.10./usr/share/doc/Many
WinForm programs relative to Web programs, more powerful, more convenient programming, but the software update is quite troublesome, to the client a platform to upgrade, in the face of this practical problem, in a recent small project, I designed a software to achieve automatic upgrade technology scheme to make up for this defect, Has a good reference value.
Firs
How to implement automatic software updates, the following are specific examples:
Effect Chart:
Specific steps:
1. xml files used to deploy updates on the server: Version.xml
2. Implement the update operation on the client
Involves three technologies:
Resolution of 1.xml files
2.HttpURLConnection Connection
3. File stream I/O
This creates a service class that parses the XML file:
Reprinted from 70312034(1) Input command(2) execution effect (because it has been updated so that all packages are up-to-date, otherwise the number of packages that need to be updated is displayed)(3) Input command(4) Performance: None (due to the update, the command line during execution to ask whether to download y/n, enter Y to confirm the download, the system will download the package and configuration, waiting time depending on the need to instal
.mirrors.ustc.edu.cn/ubuntu/xenial-security main restricted universe multiverseDeb Https://ipv6.mirrors.ustc.edu.cn/ubuntu/xenial-updates main restricted universe multiverseDEB-SRC https://ipv6.mirrors.ustc.edu.cn/ubuntu/xenial-updates main restricted universe multiverseDeb Https://ipv6.mirrors.ustc.edu.cn/ubuntu/xenial-backports main restricted universe multiverseDEB-SRC https://ipv6.mirrors.ustc.edu.cn/ubuntu/xenial-backports main restricted universe multiverse# # Not recommended# deb Https://
The way to update the software in Ubuntu is as follows three steps:
1. Back up the original software source files
To set the source file in /etc/apt/sources.list , first back up the file Cp/etc/apt/sources.list/etc/apt/sources.list.bak
2. Add the appropriate source
Generally I am the source of the added NetEase
Deb Http://mirrors.163.com/ubuntu/trusty main restri
Tags: steps lis main virtual machine org move git install TE divUbuntu prompt function is very powerful, generally if you want to install what software, you can enter the name directly, then there will be prompted, the installation format is generally:sudo apt install nameInstalling VirtualBox 5 in ubuntu16.04sudo sh-c ' echo ' Deb Http://download.virtualbox.org/virtualbox/debian xenial contrib ">>/ETC/APT/SOURCES.LIST.D /virtualbox.list '-Q https://
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