Linux

Centos6.2 installing Opera does not mean you do not want to install Chrome, but it cannot be installed. Download Opera wget http://get.geo.opera.com/pub/opera/linux/1200/opera-12.00-1467.i386.linux.tar.bz2 unzip tar-jxf

Git usage summary git is currently the most popular code management software, including Linux kernel source code and android source code are managed by git. Git is highly efficient and clean, and the generated intermediate file does not affect the

Nginx log segmentation Abstract: nginx does not support log segmentation, but its PID can be used to achieve log segmentation. I have read several online examples, but they are not clear. So I decided to write one by myself. Maybe I forgot one day

Linux Files are sorted by column to get top-related awk target: Data in Hive, sorted by the total traffic size of users in each category. now we need to retrieve the top10. Hive of each category and use order by categoryId and traffic desc to sort

There are two ways to view the gateway in Linux: 1. You can view the NIC file configuration under/etc/sysconfig/network-scripts. Example: [root @ vpn network-scripts] # cat ifcfg-eth0 # Broadcom Corporation NetXtreme II BCM5708 Gigabit

In Linux, the monitoring program is automatically restarted. to restart a mobile phone, follow these steps: ---- Linux restart command ---- Java code 1, shutdown 2, poweroff 3, init 4, reboot 5, and halt are not described here, mainly about the

Linux log view 1. view all the hardware information of the machine: dmidecode | more dmesg | more commands contain a large amount of information. Therefore, we recommend that you use "| more" to view more information. method 1: CPU-related

Install tomcat in linux as a system service1. Environment preparation gcc autoconf jdk 2. Configure environment variable cd/optwget http://mirror.bit.edu.cn/apache/tomcat/tomcat-7/v7.0.42/bin/apache-tomcat-7.0.42.tar.gztar zxvf

Use crontab to schedule the execution of jar program scheduling network exception NetworkException. jar Package 1. Set NetworkException. add the jar package to the/home/lingyh/Public directory. 2. Create NetworkException in the same directory. sh,

Linux shell comparison operator Description Example file comparison operator-e filename if filename exists, true [-e/var/log/syslog]-d filename if filename is a directory, it is true [-d/tmp/mydir]-f filename. If filename is a regular file, it is

[Basic] preparations for batch deployment packages for LINUX servers under RHEL6: xinetd, tftp-server, dhcp, httpd, system-config-kickstart, syslinux, nfs test environment: Local Address: 192.168.46.98 local Gateway: 192.168.46.254 configure DHCP

In shell script, # is used to read shell scripts #! The starting text file is as follows :#! In the/bin/bash Linux environment, any script file starts with a special line called shebang. In this line, the character #! Placed before the interpreter

Linux Performance Tuning 11: Memory Allocation Management on linux Performance Tuning 10: resource allocation planning http://www.bkjia.com/ OS /201307/228396.html linux memory allocation management mainly through kernel parameters to control: 1.

Reliable vsftpd configuration function description: 1. multiple Site directories on the server prohibit anonymous users from accessing. the system account prohibits access to the FTP service. 3. each account is restricted to the specified home

System introduction:WdOS is a simplified and optimized CentOS-based Linux server system.Integrate nginx, apache, php, mysql, and other web application environments and wdcp management systems. After installing the system, all the installation is

There are many LVS + keepalived configuration memo LVS + keepalived documents for implementing load balancing. Here we will not repeat the description, but only record what is easy to forget during the configuration process. 1. make sure that the IP

When device is busy, how does one mount the disk partition in linux to a directory. The opposite operation is umount, which disconnects the disk partition from the directory. However, sometimes umount reports an error, for example, Code: #

In Linux, configure CGAL 1. First install Boost, download the latest boost, and decompress it to a directory. first compile and generate the boost Installation Tool bjam to go to the boost directory for execution :. /bootstrap. sh and then execute

Ubuntu 12.04 vim gedit contains Chinese garbled characters: $ sudo vim/var/lib/locales/supported. d/local # Add the following Chinese Character Set zh_cn.gbkzh_cn.gb2312 GB2312zh_CN.GB18030 GB18030 to make it take effect: $ sudo dpkg-reconfigure

ImageMagickInstallation tutorialForums with a large number of images are particularly useful, especially Discuz! Forum, an image processing library for processing thumbnails and watermarks. GD is the most widely used processing database, but it uses