Linux

Linux send and receive mail1. First make sure your Linux server is able to ping through www.baidu.comPing www.baicu.com2. Apply for a @163.com personal email3. After entering the mailbox, make the following settings.1. Home electric shock Settings,

1. Please describe in detail the start-up process of the CentOS system (detailed to what each process system does)The CentOS system startup process is as follows:POST--Boot Sequence (BIOS)--Boot Loader (MBR)--GRUB--Kernel (RAMDisk)--Rootfs

Develop Android fifth, G1 install Linux Debian systemTo install the Linux Debian System (Debian Armel) on G1, the following conditions are required:(a) preferably t-mobile g1-cyanogenmodReference http://bbs.weiphone.com/read-htm-tid-538606.html(b)

linux CP/SCP Command +SCP command detailedName: CPUsage rights: All usersHow to use:CP [Options] Source DestCP [options] source ... directoryNote: Copy one file to another file, or copy several files to another directory.The meter-A as far as

. tarUnpacking: Tar xvf Filename.tarPackage: Tar cvf filename.tar DirName(Note: Tar is packaged, not compressed!) ）---------------------------------------------. GZDecompression 1:gunzip filename.gzDecompression 2:gzip-d filename.gzCompression: gzip

I. Composition of the file systemLinux common file system types are REISERFS,EXT2,EXT3,EXT4,VFAT,XFS, etc., file system is a storage device on the data and metadata to organize the mechanism. His ultimate goal is to organize large amounts of data

How Linux firewalls Open specific portsIptables is a firewall under Linux and is also the service name.Service iptables Status View firewall stateService iptables start to turn on the firewallService iptables Stop shutting down the firewallService

General normal comparison of two files with Vimdiff, is directly into the Vim interface, if the comparison of two folders under the file, you can use diff, note, here will only compare folders under the same name file, he will list the different

Let's introduce Rsync and inotify.1. rsyncCompared with the traditional methods of CP and Tar Backup, rsync has the advantages of high security, fast backup, support of incremental backup, and so on, rsync can solve the requirement of low-real-time

The libraries that Python needs to use in data science:A. Numpy: Scientific Computing Library. A library that provides matrix operations.B. Pandas: Data Analysis Processing LibraryC. SCIPY: Numerical calculation library. The numerical integration

OPENJDK implementation of the Java platform as a GPL license (gpl-licensed)The Java interpreter for GCCCompiler: GCJ;Interpreter: gij;First, check the installation path of the JDK:Whereis JavaWhich Java (Java execution path)Echo $JAVA _homeEcho

Background description: In a Linux system, if you add a new SCSI disk or map a SAN storage LUN operation, a disk identifier (sd*) will appear after restarting the operating system.For example, the previously added SAN storage LUN has a disk

1, add the user, first with the AddUser command to add a normal user, the command is as follows:#adduser TommyAdd a user named Tommy#passwd Tommy//Change PasswordChanging password for user Tommy.New UNIX Password://Enter your password hereRetype new

usage1. [#!/usr/bin/expect]This line tells the code in the operating system script to use that Shell to execute. The expect here is actually a kind of thing with bash under Linux and cmd under Windows.Note: This line is required on the first line of

Linux System Chapter 2.1 Linux System ManagementAfter the first two chapters of the study, we can now independently installed Linux system, now has mastered the Linux learning tips, then, we will be the system to understand the Linux system

Virtual Machine desktop-free Linux and physical Windows file transfer There are many ways, now first of all through the form of shared folders, and other methods of subsequent replenishment1. Background1) Virtual machine system: VMware Desktop-free

Usually work in the operation of the Linux command more, so for convenience, to the computer installed a dual system, general work, all choose to enter the Linux system. But there's a job outside today that needs to be resolved: Create a Windows

first time contact Linux, the first time to play linux command line ha. The following Python uses the python2.x version that comes with it.Create a new simple folder first Py_studydirCreate a new py file under this folder The script written to

Delete a Linux System in Windows and a Windows Linux System The last book said, how to install Linux in the Window (ubuntu-16.04.2), now talk about how to delete Linux in the Window. First, go to the Windows system and delete the Linux system.

Linux Remote Desktop, linux Mark yourself in the IDC for a long time. (Test environment rhel5.5) Independent service configuration in vnc   　　 Step 1: (1) check whether the vnc service is installed in the system. (You can also choose