Linux

VIM series: editing a binary file vim is generally used for text editing. For example, you can write code to edit a binary file. However, in Linux, some binary files, such as binary data files, can also be viewed and modified using vim within a

Linux network configuration work summary ~ In/etc/resolv. conf, add nameserver 159.226.39.1 ~ Add auto loiface lo inet loopbackauto eth0iface eth0 inet staticaddress 10.2.6.47netmask 255.255.0.0network 10.2.0.0broadcast 10.2.255.255gateway 10.2.0.254

In the 1990s s when Linux and DOS coexist in their own base scripts, Linux Shell had one of the most insignificant but practical little functions, namely Automatic completion of commands. However, the dummies of DOS have never learned how to use

Zimbra enables SMTP authentication and binds authentication login and sender 1. smtp authentication 1.1 modify mynetworks to log on to the zimbra background --> global configuration --> MTA --> trust network --> 127.0.0.0/8 --> server configuration -

Linux operating system log management method 1. log introduction logs are very important for security. They record all kinds of events that occur in the system every day. You can use them to check the causes of errors, or the traces left by the

The Rewrite rules of Nginx and the commands related to the Nginx Rewrite Rules of the Instance include if, rewrite, set, return, and break. The most important of these commands is rewrite. A simple Nginx Rewrite rule syntax is as follows: rewrite

CentOS6.4 allows you to read and write ntfs disk devices. First, I used dual-system win7 and CentOS6.4. Hard Disks in win7 cannot be identified in CentOS. However, during man mount, the-t parameter has the ntfs option. However, an error is always

Linux cannot start after changing the environment variable. Because I modify the environment variable, X-window cannot start. Therefore, to force the command line to start it, use GRUB to start it. Press E at startup to edit the startup project, add

Using the previous command on a Linux terminal to reduce keyboard input and keyboard input can greatly improve the efficiency of programmers. The use of shortcut keys is a good example. Programmers often use terminals. Is there a similar "shortcut

Shell_02 basic operation arithmetic operation (expr) -- only integer operations + addition-subtraction * multiplication/Division (integer) % remainder operations in bash $ (()) $ [] expr 60 \ * 60 \ * 24 expr 60 \ * 60 \ * 7 expr 1 + 1 expr 1*1 expr

Shell_03 advanced operations on Advanced Operations text: wc-c-l-w diff -- view different places between two files and compare the two files. -B ignore space-caused differences-I ignore case-B ignore changes caused by space insertion sort -- sort-r

Linux Git command git config -- global user. name "example" git config -- global user. email "example@example.com" git config -- global core. editor emacsgit config -- global color. status autogit config -- global color. diff autogit config --

Linux Study Notes-query the properties of files through ls in files. query non-hidden files by ls. query all files by ls-al. The display structure is as follows: chgrp [-R] group name file name or directory. (Change owner group) chown [-R] Account

Introduction to Sed and AWK is a programming language dedicated for text processing. yes, it is a programming language. It only serves text processing, so you cannot use it to write system software or scientific computing (of course, it can also do

Installing calibre Calibre in ubuntu is a free and open-source "one-stop" e-book solution. It is open-source and can fully meet your e-book needs. Calibre is free, open source code, and cross-platform design. It is a complete e-library, including

I want to install VIM in a virtual machine on Ubuntu 10.10 today, but I have encountered N or more errors. I still cannot solve many posts and articles on the Internet, and finally find the answer on Baidu. Therefore, in order to waste unnecessary

Shell sed filter explanation 1. Sed introduction sed is an online editor that processes a line of content at a time. During processing, the currently processed rows are stored in the temporary buffer, called the pattern space. Then, the sed command

After connecting to the wireless network in ubuntu, share the network to the LAN (establish a ubuntu route) to introduce the Ubuntu route implementation in detail, and give a full explanation of the Ubuntu route sharing over the Internet. Ubuntu

Summary of some minor knowledge of Ubuntu 1. After Ubuntu is installed directly on the Ubuntu command line interface by default, the graphical interface is displayed by default. If you do not like the graphical interface, you can modify the

The network parameters of Ubuntu Server configured on Ubuntu Server are stored in the file/etc/network/interfaces. dhcp is used by default. The content is as follows: # The primary network interface auto eth0 iface eth0 inet dhcp settings static IP