Linux

Objective: GPG is the Free Software Foundation developed to replace the commercial encryption software PGP replacement, named GnuPG. GPG has many uses, this article mainly introduces file encryption. Red Hat series Linux packages are

System environmentOperating system: CentOS6.9ERLANG:OTP 19.3Rabbitmq:rabbitmq-server 3.6.12 Installation steps to install Erlang1, installation Pre-environmentInstall the following components from Yum to run the command:[Email protected] erlang]#

This article describes the packaged compression programs under Linux tar, gzip, gunzip, bzip2, bunzip2, compress, uncompress, zip, unzip, RAR, Unrar programs, and how to use them for. Tar,. GZ,. Tar.gz,. Tgz,. bz2,. tar.bz2,. Z,. Tar. Z,. zip,. rar,

SFTP is an SSH-based file Transfer protocol that provides a more secure and faster file transfer capability than Zmodem.How to receive files using SFTP:1. On the local prompt, use the SFTP command to log on to the host to receive the file.xshell:\>

One, download files from the server to the native1, modify the file belongs toBecause you can only download files that belong to your own file, you should make changes to the action that the file belongs to.Chown

I. Linux common commands There are a lot of today we'll summarize the common entry commands:1.linux Shimonoseki command: Poweroff, init 0, Halt, Shutdown-h now2.linux Restart command: Reboot, init 6, Shutdown-r now3.shutdown command:Format: Shutdown

I believe that the students who are familiar with Linux have a problem is that if you want to view a file to a level or multilevel to the CD switch directory, which has a convenient way to switch the wood? Just like shortcut keys.This is the

DNS type/synchronization type/domain and region differencesSOA internal Data characteristicsImplementation of DNS load balancing (load balance)Caching DNS serversCache definition, action, multilevel cachingA full parse requestResolve the answerDNS

(1) Source code compilation installation IftopTo install the required software library for Iftop:[[Email protected] ~] #yum install libpcap libpcap-devel ncurses ncurses-devel[[Email protected] ~] #yum Install Flex BYACCDownload iftop, compile and

Background: Two-factor authentication (abbreviated as: 2FA, hereinafter referred to as 2FA), where it is the second re-authentication of SSH. 2FA refers to a method of authenticating a user with both a password and a biometric symbol such as a

Introduction to Linux Primer basics1. Introduction of computer hardware compositionThe computer is mainly composed of CPU (calculator, controller), memory, I/O, external storage and so on.CPU is mainly used for binary data operation, it extracts

How to install fonts on a Linux system last updated December 11, 2015Category Linux 101 latest article label font Linux fonts Most of the fonts used by computer users belong to TrueType fonts, and the extension of TrueType font files is. TTF,TTF is

The Linux kernel is highly customizable and can be customized by configuring the compilation options.When configuring the kernel compilation option, there are generally three compiler options for the driver, not compiling, compiling kernel-driven,

Full file rights Show all rights to a file Change the full rights of a file Permissions for files Permissions to change files Change with symbolic notation Change with digital notation

If your application doesn't work, or you want to find more information, these 20 commands will be useful.In this new tool and a diverse development environment, it is necessary for any developer or engineer to learn some basic system administration

This article was reproduced from: http://blog.csdn.net/fengyuwuzu0519/article/details/73772109To understand the structure of the kernel, let's implement the following simple example.First, increase the kernel boot Hello WorldTask:The kernel starts

Terminal is a very important peripheral, the people who used the terminal equipment know that if the device type is wrong, there will be random characters, can also be used simulation terminal software such as Netterm test, Linux terminal

Linux entry notes: 7. fdisk partitioning tool, linuxfdiskI. fdisk partitioning Tool Fdisk is a legacy partitioning tool from IBM that supports the vast majority of operating systems. fdisk is installed in almost all Linux distributions, including in

Shell script -- cut command, shell script -- cut Directory:1.1 option description1.2 filter by field1.3 Use -- complement1.4 split by byte or character1.5 Use -- output-delimiter1.6 specify the range in cut 1.1 option description The cut command

Chapter 4 DHCP service and Chapter 4 dhcp Service   The predecessor of DHCP is BOOTP. In the NIC configuration of Linux, BOOTP is displayed. DHCP introduces a concept not available in bootp: lease. The IP address allocated by bootp is permanent, and