Linux

1. Connect the Development Board serial line, network mouth line, power cord;2. Start the minicom (Serial communication tool) in PC Linux.3. Start the Development Board power supply, the Development Board load Linux, loading information through the

In a clustered environment, it is often necessary to synchronize directories after patching or installing new software.Below I have made a script that is used to complete the process.Because there is no SSH trust between the two machines, you need

Df-lh,du-h Ls-lh LS-LH reg*? Cat-n file Cat-n File | grep reg*? Echo $PS 1/PS2 Querying IP conflicts: NMAP-SP x.x.x.1/24 is using the arping surviving IP to see if the returned Mac has only one. Netstat-ntlp Yum List | grep

questions raised : The server hard disk is made of LVM, but the/home directory is large, so I want to reduce it and assign it to other directories. Experimental Environment :Operating system: Redhat Enterprise Edition, the hard drive has been made

questions raised : The server hard disk is made of LVM, but the/home directory is large, so I want to reduce it and assign it to other directories. Experimental Environment :Operating system: Redhat Enterprise Edition, the hard drive has been made

The PS command in Linux is the abbreviation for process status. The PS command is used to list those processes that are currently running on the system. The PS command lists the current snapshots of those processes, which are those that are

This article is "capturing a segment error in C + + and printing the exact location of the error"sequel to further address the case involving a dynamic link library.    Background: Fundamentals of dynamic Link libraries under

In the work we will use a variety of commands to meet the needs of our work, once again in the form of blog post record. One day to record a bar.A. LS lists the files in the directory where-1 is displayed as a list.-T is generally used in

1. PrefaceThis tutorial covers the FFmpeg, x264, x2652. Environmental dependence2.1 Removing libraries such as ffmpeg installed in the systemsudo apt-get--purge Remove ffmpeg mplayer x264 x2652.2 Installing dependent librariessudo apt-get updatesudo

The POSIX standard divides regular expressions into two classes > basic regular Expressions > Extended regular Expressions most Linux applications and tools support only basic regular expressions. ============ basic Regular Expression

Cat/etc/redhat-release//View system versionCentOS Release 7.1 (Final)Here we use the Yum Source installation method:1. Install SVNYum Install Subversion-y2. Build the SVN root directoryMkdir-p/var/svn/3. SVN root directory to start the SVN service

Linux regular expression-word, linux Regular Expression You may have discovered that it is difficult to match a complete word. For example, if you want to match the mode "book", the search will hit the line containing the words "book" and "books",

9 common Linux and Unix servers and 9 linuxunixNine common Linux and Unix servers The following nine common Linux and Unix servers 1. CentOS:Https://www.centos.org/CentOS-5, CentOS-6, CentOS-7: http://wiki.centos.org/Download 2.

File System in Linux KernelFile descriptor Generally, when talking about files and file systems, you may subconsciously think that they exist on disks. However, disks can only be passively stored, but cannot actively process files. To process files,

Linux Process Control Command ps No ParameterBy default, only processes executed on the current terminal are displayed. Information on other terminals is not displayed, and only four columns are displayed, as shown below: M @ meng :~ $ PsPID TTY

Linux permission management 2: setuid, setgid, and stickybit In addition to the three basic permissions of rwx, files and folders in Linux may have three special permissions: setuid (SUID), setgid (SGID), and sticky bit (SBIT ), the description is

Install Python2.7.10 on CentOS6.6 CenoOS6.6 the default Python version for 64-bit systems is 2.6.6. You need to use Python2.7.10 in your work. This article describes how to install Python2.7.10. Remember: Do not overwrite Python2.6.6. Be careful if

Centosshell command line show only-bash-4.1 # do not show the user and path SolutionZookeeper accidentally called the home Directory deletion command today. Although it was not deleted for various reasons, many files and directories in the home

Write and execute C in Linux1. executable files in LinuxIn a Linux system, you must have the executable permission and the x permission to execute a file. In Linux, the real identification of executable files is actually binary files.Run the file

LinuxMint (Application Software-software: gnome-screenshot) In LinuxMint, a software named gnome-screenshot is installed by default. The software, just like its name It is mainly used. The following describes the software and its functions in