Linux

This may occur when you use a linux system. When you install a NIC driver or a program related to the NIC. The network card may experience so-called drift. (Note: It is not elegant ). The possible appearance is: (1): The NIC sequence is reversed.

Linux system learning memo Series 3 this article is the third article in the series, mainly for your own memo, but also hope to help others. 3.1 Super Users are actually ROOT users, which are well known in LINUX. Here we just summarize that this

Similar to ipvs XP, the Linux operating system of Ubuntu has a batch of system services started at random. Windows XP users with a slightly understanding of computers will disable unnecessary services to increase the boot speed; now we have

Install jira in linux Step 1: Install jdk 1. download the jdk installation package from the official website. 2. upload the jdk installation package to a virtual machine or server: scp file name (jdk-7u17-linux-x64.tar.gz) root @ virtual machine or

Linux mint14 input method and private driver after mint14 is installed, there is no wireless driver and Chinese input method. This article introduces the solution to these two problems. 1. Installation Input Method: sudo apt-get install ibus-pinyin.

Linux File Archive Management-tar 1.1tar introduction tar command is a common method for compressing and decompressing files in Unix/Linux systems. It can work in almost any environment and its permission is granted to all users. When you use the

When writing a script in a shell condition test, you may need to check the file status or number test to determine whether the string is equal. Further actions can be performed based on these tests. 1. Operators for file test and test file states

Ubuntu command notes for viewing file and folder size $ du-h -- max-depth = 114 M. /partial233M. if there are many files and folders in the current directory, you can use the command without parameters to list the space used by all files and folders

Shell Command basic parameter shell programming using the if statement to determine the parameter-B when the file exists and is a block file returns true-c when the file exists and is a character file returns true- d. When the pathname exists and is

& | If the execution result of the previous command in linux is correct, a $? Value = 0. So how can we determine whether to execute subsequent commands through this return value? This requires the help of & |! [Html] Example 1: Use ls to check

Partitioning and formatting of a USB flash drive (fdisk & mkfs) In Ubuntu. fdisk is usually used to format a USB flash drive, the reason for formatting the USB flash drive is that the system of the USB flash drive cannot be identified on the user's

Install and configure samba server in Fedora17. Samba introduction in UNIX systems, Samba is a software package that shares files and prints services between computers on the network through Server Message Block protocol (SMB. Server Message Block

In Debian7.0, The Fcitx input method does not have any front-end problems to solve. Debian7.0 was deployed on my laptop two days ago. Although I don't feel any colorful, I like the simplicity, this will be my first long-term Linux workbench, maybe a

Putty -- after login, set the title bar to display the IP address putty. A headache is that there are more windows after connecting to multiple servers. I don't know which Window Corresponds to the server. So it is much easier to display the IP

Ubuntu Desktop display problems last night installed Ubuntu, before going to bed Ubuntu to Suspend, but today it cannot be opened, the computer is operating, the screen has been black. As a result, press the power-on key to perform soft shutdown.

Summary of SSH 1. view sshd Version [plain] root # rpm-qf/usr/sbin/sshd openssh-server-4.3p2-82.el5 root # rpm-qi openssh-server-4.3p2-82.el5 Name: openssh-server Relocations: (not relocatable) Version: 4.3p2 Vendor: Red Hat, Inc. release: 82. el5

Several useful unix Command shortcuts 1 .! $ Bash or zsh indicates the last parameter of the previous command, for example, here! $ Indicates file-B, so you can easily view the file content of file-B; [java] $ cp file-a file-B $ vim! $2. grep-ri-r

How to quickly enable the DNS modification to take effect OSX, Chrome, and DNS are often bound to some ip addresses for the domain name during development, and then need to switch frequently, in linux, how can I quickly modify DNS information? 1.

Some Usage text interval of the sed (File) command: -------- # Add an empty line after each line sed G # delete all original blank lines and add an empty line after each line. # In this way, each row in the output text is followed by an empty row.

Method 1: Add a variable to the/etc/profile file (valid for all users permanently)] Use VI to add a variable to the/etc/profile file. This variable will be valid for all users in Linux and will be "permanent ". To make the modification take effect