Linux

Turn from: Old Left blog: http://www.laozuo.org/6145.htmlOld left today in Help friend's blog moved to another VPS host environment, its environment is LLSMP architecture, the original server used is LNMP site environment, its blog is WordPress.

Leave yesterday's, to yesterday, today, you will start again.OK, in the first stage we learned the operation commands of the file directory: 1 2 3 4 5 6 7 8 9 10 11 12 13

One: Eliminate the shellThere are three styles of ringtones: none, Visible,(1) To eliminate the shell alarm sound, is to press the TAB key is not the sound:Add a line to the/ETC/INPUTRC: (I tried it in RedHat9.0)Set Bell-style NoneSave and restart

Memory addressWhen using a 80x86 microprocessor, the following three different addresses must be distinguished:1) Logical addresses (logical address), each logical address consists of a segment (segment) and offset (offset or displacement), the

file operation:ls View filels-a View all files, including hidden files (starting with.)ls-l View file details (ll same effect)ls-lh View file details, humanized display, File size labeling unitsfile Permissions-Represents the file, D represents the

Permission Settings Form-------------------------------Type User group OtherD rwx rwx rwx421 421 421Permissions modification------------------------------chmod u+w XXXchmod u+rw XXXchmod u+rwx XXXchmod ug+rwx XXXchmod ugo+xchmod a+rwxchmod u-w

Head and tail are as simple as its name, it is used to display the beginning or end of a certain number of text chunks, head to show the beginning of the file to the standard output, and tail take for granted is to see the end of the file.1. Command

Linux GUI switch to command mode (CTRL+ALT+F2), command mode switch to graphics mode (CTRL+ALT+F1)First, System InformationThe processor architecture of the Arch Display machine (1)UNAME-M Display the processor architecture of the machine (2)Uname-r

Unix File System OverviewEvery process in Unix has a current working directory.To identify a specific file, a process uses the pathname. If the first character of the pathname is a slash, the path is the absolute path, and its starting point is the

工欲善其事, its prerequisite, Linux is a kernel from the technology, and the features that this kernel can provide are:1: Hardware abstraction file2: Disk and File System control3: Multi-taskingThe kernel is a low-level support software that deals with

VSFTP Installation1. Installing vsftpd-2.0.5-12.el5.i386.rpm2. Create the share subdirectory under the/VAR/FTP directory and configure the permissions that can be read and writtenMkdir-p/var/ftp/shareChown Ftp:ftp/var/ftp/share3. Configure Anonymous

Download Nginx Compressed package, I am under the nginx-1.10.1.tar.gzSend the compressed package to the server.# TAR-XVF Nginx-1.10.1.tar.gz (unzip the Tarball)# CD nginx-1.10.1 (go to the folder you just unzipped)#./configure (check installation

The NL command is used in a Linux system to calculate the line number of a file. NL can be the output of the file content automatically add line number, its default result and cat-n a bit different, NL can do more than the line number display design,

Recently, when I was learning Linux, I had some problems connecting virtual machine Linux with SecureCRT, and now I have a summary.1, the first to configure the Linux configuration file, modify the static IP address and mask, keep the same network

1.Wine Installationsudo apt-get install wineIf there is an error, you can sudo apt-get update2. Download source Insight, note if the installation versionHttp://www.liangchan.net/liangchan/3947.html3. Unpack the installation package and enter the

Restart and shut down Nginx in Linux. If the Nginx server is running and you want to upgrade, add, or delete a module. We need to stop the server and make corresponding modifications so that the server will stop the service within a period of time.

Vmware installation and VMware Linux installation, vmwarelinux 1. Download and install VMware. I Installed VMware 12. VMware does not support 32-bit systems from 11. Please install a 32-bit system 10. VMware official feature overview

Chown in centos changes the file ownerPermission: rootUsage: chown [-cfhvR] [-help] [-version] user [: group] file...Required parameters:-C: display the changed information.-F ignore error messages-H: fixed the symbolic link.-R processes the

How to protect your linux operating systemGuideIn this world, Linux operating system security is very important. But you have to know how to do it. A simple anti-malware software is far from enough. You need to take other measures to work together.

Example of publishing/subscribing to message transmission through JMS Based on the previous article "Tomcat + JNDI + ActiveMQ to implement JMS point-to-point message transmission", you can easily compile a publish/subscribe message transmission