Linux

  In fact, I don't want to talk about this content separately, but some friends may not quite understand these three times, so I will study it with you.   In Linux, there are three recording methods for file time. Mtime (modification time): the time

  In a production or work environment, you may encounter the following situation: in a multi-person, multi-task environment, multiple people share a disk space, some people may put a lot of or a lot of files in the same space, resulting in a sharp

During this period of time when I looked at the Linux kernel source code, I often encountered vdso (for example, in Feature-fixup, getting the time and so on). I searched the internet to find out the meaning, it turns out that this is a rare trick

 Install samba The smaba installer mentioned in this ArticleSamba-3.0.20b-1.i386.rpm (ISO) 1First, map the image file of the samba installation file to the optical drive in VMware, step 1-2-3.   Figure 1-1 2Then, run the mount/dev/cdrom/mnt/cdrom

  Linux chkconfig Overview The Linux chkconfig command is used to update (start or stop) and query the running level information of the system service. Remember that chkconfig does not automatically disable or activate a service immediately, but

  The learning curve of vim is quite large. Therefore, if you see a lot of VIM command classification at the beginning, you will lose interest in this editor. The following article is translated from "Learn Vim Progressively". I think this is the

      When mounting other linux (utf8 File System encoding, samba's unix charset is also set to UTF-8), it is the same as mounting the shared ntfs partition above: Mount // neighbor/nvidir/media/mountpoint-t samfs-o codepage = cp936, iocharset =

  1. Update the system   Yum update       2. install necessary Libraries   Yum install gcc-c ++ bison pkgconfig glib2-devel gettext make libpng-devel libjpeg-devel libtiff-devel libexif-devel giflib-devel libX11-devel freetype-devel fontconfig-devel

ImageMagick is an open-source and powerful command line image processing tool. Here you can learn about ImageMagick.Recently, many batch image processing jobs have been involved. Using this tool, I feel that it is very powerful and convenient. I

  # Nginx. conf   # Running user User www-data; # Start the process. Generally, it is set to be equal to the number of CPUs Worker_processes 1;   # Global error logs and PID files Error_log/var/log/nginx/error. log; Pid/var/run/nginx. pid;   #

  In fact, in many small companies and small enterprises, especially websites involving e-commerce and e-advertising, their websites also require high-availability Linux clusters for load balancing, however, due to cost constraints, the boss will

  Fedora16 is guided by Grub2 by default, and there is a small change in the system startup sequence settings. If there are multiple systems and Multiple kernel versions, you can adjust the default startup Item as follows: "Vi/boot/grub2/grub.

  I have been building an android environment in ubuntu since the last weekend. I have been working in windows for the following reason: By the way, I want to learn about linux, wow!   First of all, in my initial environment, ubuntu 11.10 + is very

  Explanation:       Cat reads logs and sends them to awk,       Awk reads the first column ($1) of each row ).       Awk-F "," '{print $1}' splits strings by commas. Display the first one.       The uniq-c mark indicates that the

  After restarting a red as5 machine in the testing environment of the company, it took a long time to go over ssh, I ran to the machine and looked at it. The disk detection error occurred: Checking filesystems/dev/volgroup00/logvo100: unexpected

  1. Solve the problem by partitioning2. Solutions Using files If the hard disk partition is insufficient, you can use the file method. The specific method isCreate a file of a certain capacity, and then use the mkswap and swapon commands to mount

1. Uninstall built-in jdk   # Rpm-qa | grep jdk   Delete   # Rpm-e jdk-*****-fcs     # Rpm-qa | grep java   Delete   # Rpm-e sun-javadb-core -******     2. Download and install   Download jdk-6u25-linux-i586-rpm.bin   Install   #./Jdk-6u25-linux-i586

  Test environment: CentOS 5.5 1. Add a user. First, use the adduser command to add a common user. The command is as follows: # Adduser tommy // Add a user named tommy # Passwd tommy // change the password Changing password for user tommy. New UNIX

  The prompt window of eclipse code under ubuntu10 is really obscure, and the black background is white.   I tried some methods.   Finally, find a solution:   1. Right-click the desktop and choose Change desktop backgroud.   2. Customsize

  1. the df command can display the available space and usage of all file systems. [1]. Command: df-h Filesystem Size Used Avail Use % Mounted on /Dev/mapper/VolGroup00-LogVol00 20G 4.1G 15G 23%/ /Dev/mapper/VolGroup00-LogVol03 3.9G 638 M 3.1G