how learn linux online

content is not very simple. you need to know what some simple commands and parameters do. so, before reading this book, you 'd better read the first one. We probably already know that Linux also provides excellent network support. it connects to the network in the kernel, therefore, we need to know and use some commands provided by Linux to test the network, view the running status, and perform other opera

Logging in bridging mode configuring the Internet 1. Configure the corresponding virtual machine network mode to "Bridging mode"2. View and configure the network card and IP address of this computer (Windows)Example configuration:After configuration, a diagnosis, a restart, you can continue to surf the internet, OK3. Specify the network adapter for the virtual machine4. Configure the virtual machine IPBe aware of the same network segment as the Windows host.5. Restart the virtual machine network

I watched the perfect Linux Online TV (live broadcast) Articles such I will talk about how to play live TV and pptv videos in Ubuntu. In fact, if you have installed the flash plug-in, you can play almost all the videos on the webpage. At least I have seen a lot of video sites use flash Here we will discuss some technical issues. That is, how can I watch video sites without using flash? Operation required:

The solution for online music in Linux has never been available. Most of the songs in last. FM are foreign, so I made a plug-in for playing Google music. You can find and add a song to the rhythmbox player. Matching the lyrics display plug-in basically satisfies the requirements... No figure above: From http://forum.ubuntu.org.cn/viewtopic.php? F = 63 t = 253019. Ver

vg_testPVSize 19.99gib/ notusable1.43MiBAllocatable yes (butfull) PESize 4.00MiBTotalPE 5118FreePE 0AllocatedPE 5118PVUUID fuQdIY-qkJw-fZJB-AauO-Zqpj-91RI-S1GG0X ---Physicalvolume---PVName /dev/sdc1VGName vg_testPVSize 19.99GiB/not usable1.43miballocatable yespenbsp Size4.00mib TotalPE 5118freepe 5116allocatedpe2 PVUUID trlpmq-snm6-u24f-cmha-oivt-xj3w-6fjabpfound that there are still I/O errors appearing, Find the right downtime window, restart the system, and solve the problem (note here to ch

When using the computer, found that their computer has other users to log on. If other users are using their own name, then can be queried through the WHO, but if the login is the root user, then certainly do not know who, so we need to clear them, in addition, if the landing of the user suddenly broken, then there must be outdated login information need to clear1, locate the landing port;# WHORoot PTS/1 Apr 8 00:06 (172.29.0.29)Root PTS/2 Apr 8 04:15 (172.29.0.21)2, notify the user that he will

statusMethod One:Core directive: NetstatActual command:Netstat-lap | Fgrep PortThe following results are performed:[Email protected] ~]$ Netstat-lap | Fgrep 22022TCP 0 0 10.58.xxx.29:22022 *:* LISTEN 31396/imuiTCP 0 0 10.58.xxx.29:22022 10.58.xxx.29:46642 established 31396/imuiTCP 0 0 10.58.xxx.29:22022 10.58.xxx.29:46640 established 31396/imuiMethod Two:Core directive: lsofActual command:Lsof-i:p ORTThe following results are performed:[[email protected] ~]$/usr/sbin/lsof-i: 22022COMMAND PID US

information, thus avoiding restarting the system. Use FDISK to partition the newly added hard disk. this.width=650 "Src=", as shown on the right 650) http://images2015.cnblogs.com/blog/1032090/201611/ 1032090-20161130235104584-704263326.png "style=" margin:0px;padding:0px;border:0px; "/>Then because of the logical volume, so the disk file system needs to be Linux LVM, if the P option to see the ID is not 8e, enter T, and then prompt for hex cod

Simply record the first of the virtual machine. 1. viclient Login to Vcenter or ESXi, add a disk to the virtual machine Add disks to the virtual machine online. 2. Log into the virtual machine Linux system execute the following command to identify the newly added hard drive echo "--" >/sys/class/scsi_host/host0/scan 3. The following is the partition, add LVM volume. No downtime is required for the ent

Tags: size HTTP MSS hint Oracle MIC $path image extMount Data Disk#vgdispaly的Total PEInstalling the SQL Server service side1. Download the SQL Server Red Hat repository configuration file:Curl-o/etc/yum.repos.d/mssql-server.repo Https://packages.microsoft.com/config/rhel/7/mssql-server-2017.repo2. Installing an instance of SQL ServerYum Install-y mssql-server3. Run mssql-conf Setup Follow the prompts to configure, select the version, set the SA password./opt/mssql/bin/mssql-conf Setup4. Verify t

The first step, the settings in the virtual machineClick on the network ID in the upper-right corner, click on Settings, select Wired,add profile,ipv4,addresses set to Automatic (DHCP), complete the settings and click Add.The second step, the setting of the virtual machineClose the virtual machine, click the status bar edit-virtual Machine network editor, select VMnet8, change settings in the lower-right corner-the lower left corner to restore the default settings.Step three, edit the virtual ma

Environment Introduction:Virtualized environments for VMware ESXi 5.5CentOS 6.9 Operating SystemBecause the business needs to expand the virtual machine disk or add a hard disk, but generally need to restart the virtual machine to recognize the hard disk, but some business is not allowed to restart the operating system, then how to identify the disk without restarting it?Operation:1) First edit the virtual machine to set the size of the hard drive to 100G2) login system fdisk-l See no change in

Tags: app sdn log pen sudo ima img nbsp for1. Find a Java-related list:[Email protected] ~]# yum-y list java*2. Install using the root userThe installation reminder must use the root user and sudo will not work.[Email protected] ~]$ yum-y install java-1.7.0-openjdk*3. Check if the installation is successful:[Email protected] ~]$ java-versionPath to 4.Java installation:[Email protected] ~]# LS/USR/LIB/JVM5. If Yum prompts another app is currently holding the Yum lock; Waiting for it to exit ...(1

01:ip address configuration =Setup graphical interface ConfigurationVi/etc/sysconfig/network-scripts/ifcfg-eth0Service Network restart02: Test If you can get on the public network: Ping www.baidu.com03: Go in the yum command directory: = = cd/etc/yum.repos.d/04: Open the network Yum Network source configuration file, and see for yourself, no changes. = Vim Centos-base.repoHere are some of the configuration content:05:LINUX Yum

后登录目标机器, this line of expect content is not the same as mine, according to the information returned by the Springboard machine to match -Expect"*system Restart required*"{Send"ssh-l $connection _user ($enum) $connection _ip ($enum) \ r"} $ Expect { $ "yes/no"{Send"yes\r"; exp_continue;} - "*password:*"{Send"$connection _passwd ($enum) \ r" } - } the Interact - }Wuyi the if{[Llength $argv] = =0} { -Puts"Choice your Login host:" Wu connectionlist - About Expect

be successful (such as Ping 168.95.1.1); Confirm DNS Query : Check www.google.com with nslookup or host or dig; Confirm Internet Nodes : Can I use traceroute to check each node for no problem? confirm the normal service of the other server : is the other server busy? Or is his machine hung up? confirm our server : If it is not connected to my host, then check the host some of the services correctly started no? can be checked with netstat. or whether certain security mechanisms of the so

and 1 keys to knock a Photoshop out If you like Python, go deep into python. Because I like it deeply, how good.Python can find work, too.You can learn what you want when you have free time. I like you have also struggled with this problem, in fact, the language is almost the same, when you learn a door, another entrance is very easy. If you like Python start with Python, Python is a very common langua

due to different coding.1. Your Linux system supports the default language data: This is related to/etc/sysconfig/i18n2. Your terminal interface (BASH) language: This is related to the variable lang3. The original code of your file4. Open the terminal's software, such as the Windows interface under GNOMEWorkaround:Lang=zh_cn. gb2312//specific look at your file encoding and then the Terminal Interface toolbar, "Terminal", "Set character encoding", "th

populations, so installing each component individually will be a tedious and tedious task. Fortunately, the person who builds the release will do the job for you. They crawl all the components, build them, make sure they can work together, and then package them in a single installation package.Various distributions may make different choices, use different components, but it is still Linux. Applications developed in one release are often well-run on

In windows, you can log out of an online user through the task manager.There is also a similar method in linux, that is, using the pkill command, the steps are as follows:1. Use the w command to view the users currently logged on to the system:Reference[Root @ centos ~] # W11: 48: 09up3: 0.00 users, loadaverage: 0.01, 0.00USERTTYFROMLOGIN @ IDLEJCPUPCPUWHATRootpts/0218.17.167.8211: 470.00s0.03s0.01swRootpts