ubuntu 3 monitors

start or end position within parenthesesCtrl+shift+m Select the contents in parentheses (press and hold-continue to select the parent bracket)ESC Exit cursor Multiple line selection, exit search box, command box, etc.Ctrl+d Select the text that the cursor occupies, and continue to select the next same textAlt+f3 selected text Press the shortcut key, you can select all the same text at once to edit simultaneously. Give a chestnut: quickly select and change all the same variable names, function n

1. Preface I am using USB to serial port, and the chip is pl2303. It seems that Ubuntu has a USB driver of pl2303, which can be used directly. I have never tried other USB to serial ports. 2. Install minicom Enter sudo apt-Get install minicom in the terminal Download and install minicom as prompted. After downloading and installing minicom, run the command to start minicom. Enter sudo minicom in the terminal to start minicom.

)CTRL + C and Ctrl+u are all possible.Ctrl + L Clear ScreenClear Clear Screen Ctrl + Z and FG (Suspend and resume)Sometimes the role of CTRL + Z and CTRL + C seems to want to, but I said in layman's words:C is the terminal program, run C, the last command program died; Z is hang, first the foreground of the program to hang in the background, the goods are still alive, FG can also get it backExampleCat/dev/zeroCTRL + C This command program just hangs upCTRL + Z This command is put in the backgrou

Elevate ordinary user to Super AdminOpen SSH login for root group userCreate a WordPress repositoryCreate a WordPress databaseCommand: CREATE DATABASE wordpress DEFAULT CHARACTER SET UTF8 COLLATE utf8_unicode_ci;Setup wordpress database Password (password) and User (Wordpressuser)Command: GRANT all on wordpress.* to ' wordpressuser ' @ ' localhost ' identified by ' password ';Command: FLUSH privileges;Exit (log out of MySQL)Ubuntu 16.10 (x86) Install

Clibindingforfreeglut-developmentfileslibtaoframework-freeglut2.4-cil -taoclibindingforfreeglutSmall white intends to install the order of one installation, then install in turn to see if it can solve the problem,$sudoapt-getinstallfreeglut3readingpackagelists...donebuilding dependencytreereadingstateinformation... donethefollowingnewpackageswillbeinstalled:freeglut30 upgraded,1newlyinstalled,0toremoveand13notupgraded . Needtoget97.5kbofarchives. afterthisoperation,342kbofadditionaldiskspacewil

Error message:Can‘t connect to HTTPS URL because the SSL module is not available. When you connect to HTTPS, you are prompted that SSL is not available Test# 进入python$ python3 # or python3.6# 导入SSL模块>>> import sslIf the following prompt appears, Python does not support SSL.Solution Download File Openssl $ wget http://www.openssl.org/source/openssl-1.0.2e.tar.gz Python3.6-Select the desired version $wget https://www.python.org/ftp/python/3.6.2/Python-3.6.2.tgz

Test system: Ubuntu 12.10 (theoretically all Linux distributions are generic)Input Method: Fcitx 4.2.6.1Sublime text version: Sublime text 3 dev (Build 3026)--------------------------------------------------------------------My Computer Configuration is: linuxMint17.1Input Method: Sogou Input MethodSublime text version: Sublime text 31. Save the following code as a sublime-imfix.c file/*Sublime-imfix.cuse l

Free virtual machine software:VMware serverswitch to root user under Ubuntu:1,su2, Sudo-s3, sudo+ commandswitch to general users under Ubuntu:Su ChennanInstallation of the package:sudo apt-get updatesudo apt-get InstallUbuntu Default Editor:geditFind file Contents:grep a b( find ain file b )View files:cat more LessList file directories:dirUse of wildcard characters:* ? View version information:uname-aView kernel information:uname-rUsers and user grou

Tags: mongodbNot in the official MongoDB documentation, but is actually feasible and requires the following steps1. Install keyApt-key adv--keyserver hkp://keyserver.ubuntu.com:80--recv 7F0CEB102. Add a sourceecho "Deb Http://repo.mongodb.org/apt/debian wheezy/mongodb-org/3.0 main" | sudo tee/etc/apt/sources.list.d/mongodb-org-3.0.list3. Update the sourceApt-get Update4. Installing MongoDBApt-get Install mongodb-org5. Check the status# systemctl Status Mongod mongod.service-lsb:an object/documen