Linux

Set IP#vi/etc/syssconfig/network-scripts/ifcfg-eth0Device=eth0 Device NameBootproto=static set IP mode, dynamic or staticHwaddr= here is the physical address of your network card, usually detected network card you do not have to enter theWhether the

In Linux, the creation of processes is done by the system call fork and vfork. They generate a child process and the child process is a replica of the parent process.The corresponding kernel function of the fork system call is sys_fork, and this

Do not know if you have encountered this kind of file, because it is garbled, the file cannot be deleted, then we can consider using the following command to delete files or directoriesLs-i//List file nodesFind./-inum XXX (node number)-print-exec Rm-

[Email protected] ~]# Vim/etc/sysconfig/network-scripts/ifcfg-eth0Static IP SettingsDevice= "eth0" Hwaddr= "08:00:27:71:85:BD" Nm_controlled= "No" onboot= "Yes" Bootproto=none Ipaddr=192.168.1.100 netmask=255.255.255.0 gateway=192.168.1.254 # The

1, judge is not a large area of server problems. If that is the computer room problem.2, if the only one is not connected, ping if it does not pass. Connect to the terminal via the remote control card to see the ScreenTip. or let the computer room

ObjectiveWhen installing Ubuntu, if the selected system language is Chinese, after the installation is complete, the Ubuntu system's main folder under the file directory is Chinese, so only pure terminal, the input is really inconvenient. Of course,

which can find the location of the executable file ? 1 2 [email protected]:~$ which ping/bin/ping Whereis Whereis-m where can I find the help document for the command? ? 1 2 3 4

1. Execute the previous command with the root accountSudo!! 2. Use Python to build a simple Web server that can be accessed by http://$HOSTNAME 8000Python-m Simplehttpserver 3. Switch to the directory you visited last timeCD- 4. Replace Foo in the

Decompression syntax: tar [main option + Secondary options] file or directoryWhen using this command, the main option is required, and it tells Tar what to do, auxiliary options are auxiliary and can be used.Main options:C Create a new profile.

Installation of the independent JDK process will not speak, not to Baidu's on it.Change default to JDK below1. Update parameters to make configuration effectiveUpdate-alternatives--install/usr/bin/java java /***/bin/java

3.1Linux and hardware collocation:3.1.1 Know the hardware configuration of the computer:3.1.2 Choose a host configuration that matches Linux:Because of the early hardware configuration may be due to the problem of storage or electronic parts aging

Original address: http://www.cnblogs.com/gylei/archive/2011/12/04/2275987.htmlObjective:Prior to the first knowledge of Linux, the Linux system installation of the choice of partition, a little did not understand, resulting in a few times can not be

/bin/ The decentralized binary commands are available to ordinary usersSbin the decentralized binary commands are superuser root can use theordinary users also want to use Sbin the files below can be used via sudo to achieve:The default normal user

We know that the instructions for checking the properties of a file ls the full file name:/bin/ls (This is the absolute path), so why is it possible to execute the/BIN/LS command from anywhere? Why is it possible to enter LS in any directory to

I. Process-related concepts1. OS operationKernel and process (processes);2. Memory Address:Linear memoryPhysical memory3. CPU:      A) x86cpu execution ring:The No. 0 Ring is the Executive Privilege command (most inner ring);The 1th and 2 rings

1. Download Jenkins Jenkins download URL: http://jenkins-ci.org/ 2. Install Jenkins (1) install JDK JDK download: http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html Installation: Decompress the downloaded JDK: tar

1. file descriptor In Linux, almost all devices are abstracted as device files. Therefore, when you want to operate a device, you can directly operate the corresponding device file. A device file is a file. to operate a file, you can simply open the

Sometimes you need to check how long the Linux system has been running. At this time, you need to know the start time of the last boot. Sometimes, due to power failure or power supply failure, you need to check the Linux boot time/restart time; the

I was going to take Tang Shuai's younger brother to Study Mobile Phone development for a few days. I didn't expect this old brother to encounter problems every day. I thought that he had not thought of anything except the mistake. When I got started,

1. on Linux, set the IP address and other information on the ifcfg-eth0 The detailed configuration information is as follows: [Root @ rac01 Desktop] # more/etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE = eth0BOOTPROTO = noneNM_CONTROLLED =