gw basic commands

It is very useful to learn about vro settings. Here we mainly analyze the basic knowledge of vro settings. Generally, you can set a vro in five ways: 1. the Console port is connected to a terminal or a microcomputer that runs the terminal simulation software;2. The AUX port is connected to a MODEM through a telephone line and is connected to a remote terminal or a computer that runs the terminal simulation software;3. Use the TFTP server on Ethernet;4

Basic shell commands in CentOS1. shell regular expression: Here are several examples for your understanding:Grep "a *" test.txtMatch All content, including blank rowsGrep "aa *" test.txtThat is, the match contains at least one row of.Grep "s. * d" test.txtMatch any character between s and dGrep "^ [^ a-z]" test.txtMatch rows that do not start with a lowercase letter 2. cut "cut" commandThe name is obtained

Linux Beginners should master 50 basic commands-general Linux technology-Linux technology and application information. The following is a detailed description. Author: Chao Hua Xi Parameters and tips: Click man to close your eyes. 1. ls-a lists all files in the current directory, including hidden files with a. header (for example ~ /. Bashrc) Ls? L list the details of files in the current directory 2. p

' Racnode1 ' succeededCrs-2672:attempting to start ' ora.evmd ' on ' racnode1 'Crs-2672:attempting to start ' ora.asm ' on ' racnode1 'Crs-2676:start of ' ora.evmd ' on ' Racnode1 ' succeededCrs-2676:start of ' ora.asm ' on ' Racnode1 ' succeededCrs-2672:attempting to start ' ora.crsd ' on ' racnode1 'Crs-2676:start of ' ora.crsd ' on ' Racnode1 ' succeededNote: The Oracle clusterware system can be started on all servers in the cluster by specifying the-all option.[Email protected] ~]#/u01/app/

1. Use shell to connect hbase[Email protected] bin]# cd/usr/hadoop/hbase-1.1.7/Bin[[email protected] bin]#./hbase shellhbase Shell; Enter'help' forList of supported commands. Type"exit"To leave the HBase shellversion1.1.7, re7ee6fa201c4fb1962f8928df3d519b70b4ff717, Fri Oct7 -: $: -Pdt .HBase (main):001:0>2. Create a tableHBase (Main):001:0'table1','col1'0 in1.4940 seconds= hbase::table- table1hbase (main):002 :03. Inserting recordsHBase (Main):003

teamoneDifferentiate a new branch ( using this command will download the latest version of Master from the server , so if the current local version is not up-to-date, the new branch and local branch will be different )$ git checkout-b test1 origin/masterIf you use this new branch for git pushandmerge, a new branch with the same name will be created in the remote repository .Ways to delete this branch$ git push origin:test1Test1: Based on successive commits (only one C3) following the current br

Basic Configuration* Configure terminal enters global configuration mode from privileged user mode* Control e1 enters the E1 controller setting mode.* Disable can be removed from the privileged user mode to the normal user mode or reduced to the privileged level.* Dialer-peer enters the voice dialing peer configuration mode.* Enable enters privileged user mode* End exits from the current configuration mode and returns directly to the privileged user m

Basic Introduction to Oracle and common SQL * PLUS commands Run Database Configuration Assistant as an administrator to create a Database instance. To use Oracle, you must first start the Oracle service, find the service in the task manager, and open the services and listener services related to OracleService. If there is no listener service, you must manually create a listener service. Oracle Installatio

Maven basic commandsAll run in the path containing the pom. xml fileMaven commands are run in stages. For example, if mvn package is run, the following commands have actually been run:To stop running test, run mvn testMaven project type:Jar: java project war: web ProjectMaven dependencyMaven download dependency not only downloads JAR files, but also downloads a P

Gdb is not omnipotent, but it is absolutely impossible without gdb. Here is a brief introduction to the most basic gdb commands in iOS development. PoPo is short for print-object and can be used to print all NSObject objects. Example: (Gdb) po self (Gdb) po [self view] (Gdb) print-object [self view] PP is short for print and can be used to print all simple types, such as int, float, and struct. Example:

To view the database, you must first find the db file. If you copy the file to a computer, you can view it in many ways. on your mobile phone, you can use commands to view it directly and conveniently. First, you need to find the database location. Generally, the database is stored in the private directory of the program, so you need to obtain the root permission. Make sure that the development tool is connected to the mobile phone. Open the command

you push the project OK.[email protected]:d Efnngj/hibernate-demo.git is the address of your common new warehouse. git switches to the new project, before push, with this sentence, the new warehouse we created is connected to the new project.Attention:1. The process of generating SSH keys can be consulted in the official documentation Https://help.github.com/articles/generating-ssh-keys2. Use git bash to execute commands instead of Windows CMD to avo

Scene:1. As a bridge between PC-side and mobile-phone communication, ADB plays an important role in debugging mobile app and viewing mobile phone information.2. Some of the more useful commands are listed here to facilitate quick check.To view a list of devices on which USB debugging is turned on: ADB devices install APK: adb-s xxxxx (device serial number, using ADB devices, assuming that only one device is connected, do not need to join the-s para

search, ".") Refers to the current directory)The Javac compiler takes a class as a unit and each class class is translated into a bytecode file that is a. class file.Javac-d "." Binary.java//Compiling programsJava Binary//Run Program3. Java configuration on cmdJava-version4. Package as a. jar file (7.20 is a packaged folder, test is the name of the packaged file)Jar CVF Test.jar 7.20/5.classpath function, value, how to specify;Classpath tells JVN where to load bytecode files. There are two type

'Unalias aliases~/.BASHRC alias environment variable configuration fileShortcut keysCTRL + C terminationCtrl+l Clear ScreenCtrl+u Delete all characters before the cursorCTRL + a cursor jumps to the beginningCtrl+e cursor jumps to the end of the lineCTRL + Z put the command in the backgroundCtrl+r Search in the history commandHistorical commandHistory [Options] [file]-C Empty History command-W Save History command to file ~/.bash_historyenvironment variable configuration file/etc/profile!n execu

/dir=================================================================================[[emailprotected] ~]#stattest11.gzfile: ' test11.gz ' Size:122 Blocks:8 ioblock:4096regularfiledevice:802h/2050d Inode:12133Links: 1access: (0644/-rw-r--r--) Uid: (0/root) Gid: (0/root) access:2015-03-10 14:50:52.616930866+0800Modify:2015-03-0505:30:10.555977000+0800Change: 2015-03-1014:50:44.910931488+0800================================================================= ================PS: Changing CTime does n

Basic commands commonly used by vim1. w [filename] is equivalent to save as2. R [File name] Add the contents of [filename] after the cursor line3. N1,n2 W[filename] Save the contents of N1 to N2 as [filename]4.50DD Delete 50 lines 5x Delete 5 characters5.20 Downward move 20 rows6.50G Move to line 50th7.20 Move right 20 bit8./word Find Word string 9. text substitution :50,100s/man/man/g replace the man betwe

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/unconfineduser.pp/etc/rc.d/init.d/kdump/etc/rc.d/init.d/functions[Email protected] ~]# du-sh/etc/sound/events/gnome-2.soundlist28K/etc/sound/events/gnome-2.soundlist[Email protected] ~]#18. Find the/etc/directory with a file permission of 644 or a file name of Dsafadwfwqer[Email protected] ~]# find/etc/-depth-perm 644-o-name "Dsafadwfwqer" | Head-10/etc/login.defs/etc/adjtime/etc/rwtab/etc/printcap/etc/xdg/autostart/imsettings-start.desktop/etc/xdg/autostart/restorecond.desktop/etc/xdg/autostar

Benchmark testCheck Check spider contractsCrawl Run a spiderDeploy deploy project in Scrapyd targetEdit edit SpiderFetch fetch a URL using the Scrapy downloaderGenspider Generate new spider using pre-defined templatesList List available spidersParse parse URL (using its spider) and print the resultsRunspider Run a self-contained spider (without creating a project)Settings Get Settings valuesShell Interactive Scraping ConsoleStartproject Create New ProjectVersion Print scrapy versionView Open UR