Linux command Learning (1) LS command

The LS command is the most commonly used command under Linux. The LS command is the abbreviation for list. LS is used to print out the list of current directories if LS specifies a different directory then the list of files and folders in the

Linux build XMPP server tigase (Spark client test)

Tigase is a Java-based XMPP server, similar to OpenFire, that can be used to build a platform for instant messaging (Instant Messaging, or IM).1. PreparationBefore installing Tigase, you first need to prepare the Java environment and the database

"Linux Device Drivers" chapter 16th block device driver--note

Brief introduction A block device driver accesses a device primarily by transmitting a fixed-size random data Linux kernel video block devices are basic device types that differ from character devices The Linux block device

Suzhou Traceability Tiancheng Information Technology Co., Ltd. Linux 7.0 hot Admissions

Why choose the source of the IT International Education Center? The only guarantee that as long as you study hard, we ensure that trainees complete the training, can have Redhat certification system engineers have the skills, thinking, professional

Linux/bin,/sbin,/usr/bin,/usr/sbin directory differences

The directory of four applications that we often use under Linux is/bin,/sbin,/usr/bin,/usr/sbin. And the four stored files are generally as follows: Bin directory: bin for binary shorthand mainly put some of the system 's necessary execution files

Suggestions for learning Linux/unix programming methods

Suppose you are a computer trained, the basic courses of computer science such as data structure, operating system, architecture, compiling principle, computer network you have all repairedI think it can be divided into 4 stages, level from low to

Using GPRS module to send SMS and call under Linux

first, the development environmentkernel version: linux-3.0Development Board: FL2440 (nandflash:k9f1g08 128M)GPRS module: SIM900 Second, with texting and dialing related to the AT commandAT+CMGC Send an SMS command (issue a short message

Secure Operation Koriyuki: Linux SYSTEM account and login security

A reasonable use of the shell History command logging functionUnder Linux, the History command allows you to view all of the user's historical operations records, while the shell command action record is saved by default in the. bash_history file in

linux--Get Execution time

Note: While performing some performance testing, sometimes we want to calculate the time a program runs, and sometimes it is possible to write a shell script to facilitate some performance test control (such as the wish to run an average of n times,

Written and interview highlights: WIN32, MFC and Linux

WIN321. Win32 the basic type of the application.2. Several steps to create a Win32 window program, and the functions used. 3. NMAKE and makefile.4. What are the character sets? Win32 How are the various character sets compatible and converted?

How to configure the openvpn client in linux, link the server through ssh, and openvpnssh

How to configure the openvpn client in linux, link the server through ssh, and openvpnssh Openvpn InstallationApt-get install openvpnOpenvpn ConfigurationCopy the ovpn configuration file to the/etc/openvpn directory.Openvpn connection to the VPN

Reset the root password of CentOS 7

Reset the root password of CentOS 7How to reset the root password of CentOS 6 1. Press esc to enter the cent OS 6 directory. 2. Select the kernel to enter and press "e" to enter grub. 3. Select the kernel option and press "e" to enter 4. Enter a

XenServer installation VM-first Resize and store ISO image files

XenServer installation VM-first Resize and store ISO image files We all know that after xenserver is installed, no matter how large your disk is, There is only 4 GB space. Therefore, the operation is to create an LV volume and customize the size. 1.

Install zip, unzip, g ++, and other software in linux

Install zip, unzip, g ++, and other software in linux Recently, the company has configured a new 64-bit ECs instance. during deployment, it found that the zip/unzip compression and decompression software was not installed. So I had to install

ThinkPad E530 Fedora 20 wireless NIC Driver Installation

ThinkPad E530 Fedora 20 wireless NIC Driver Installation I have been using Linux ora Linux, but its built-in wireless NIC Driver seems to be a problem. Sometimes it can be connected and sometimes it cannot. I often cannot find the home wireless

Uninstall Ubuntu Linux from Windows dual-boot

Uninstall Ubuntu Linux from Windows dual-boot In the past, I have been involved in installing Ubuntu 14.04 and Windows 8/8. 1 In UEFI mode for many times (see ). But how can I uninstall Ubuntu from Windows dual-boot? The Tutorial we will see below

Git remote repository details

Git remote repository details Outline: I. Preface Ii. Git server Construction 3. Add remote warehouses 4. clone a repository from a remote location V. Summary Note: CentOS 5.5 x86_64, Git server version: git version 1.8.2.1, and Client version: git

Password-protected single-user mode on RHEL/CentOS/5.x/6.x

Password-protected single-user mode on RHEL/CentOS/5.x/6.x Hello everyone, if you have not used a password to protect the single-user mode, this poses a great risk to your Linux server. Therefore, when it comes to security, it is very important to

Use CentOS 6.5 to create a Docker image for Ubuntu 12.04

Use CentOS 6.5 to create a Docker image for Ubuntu 12.04 For how to install Docker on CentOS, see: In the previous article, we created a CentOS image. This time we will create a Ubuntu image on CentOS. The method is as follows: Root: Yum-y install

Install the WordPress program on Centos7

Install the WordPress program on Centos7 After the LAMP environment is set up in Centos7, various services can be installed. The author takes the most popular open-source blog system WordPress as an example to test and test the platform we have set

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