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Like other UNIX systems, Linux itself is also based on command lines. try Ctrl + Alt + F1. this is the console, which is the true form of Linux, in addition to multiple logon and logout attempts Like other UNIX systems, Linux itself is also based on

The basic syntax of Shell is similar to the advanced programming language. Shell also provides instructions and functions for Using Variables. for Shell, the value of all variables is a string, and the Shell program uses the form of $ var. Shell

& Nbsp; 1. differences between php-cgi and php-cli. In general, PHP is a product running on the Web environment and is developed in a hybrid manner with HTML tags, display the result in a browser as an interactive script. PHP is located in the

I need to compile some applications and Perl5 compatible regular expression library (PCRE ). In CentOs, I can use a pcre-devel, But Debian is different. How can I install pcre-devel in Debian/UbuntuLinux? Perl-compatibleregularexpressionlibr I need

& Nbsp; wait for the system to display the installed components and installable components: # yumgrouplist if the system is installed with minimal installation at the beginning, and xwindow is not installed, install the system first: #

Contents./configure \ -- prefix...   Mysql compilation and installation and compilation parameters Add a mysql group and a mysql User   [Root @ centos mysql] # groupadd mysql [Root @ centos mysql] # useradd-g mysql   Compilation and

Finally, I am free to sort out my Unix/Linux technologies over the years. I will first begin with a Linux installation document to write training documents for the company. By the way, I will also post it to my blog and share it with you, in return

1. install JDK: first download the installation package from the sun website: Composer 1. install JDK: First download the installation package from the sun website: Https://cds.sun.com/is-bin/INTERSHOP.enfinity/WFS/CDS-CDS_Developer-Site/en_US/-/USD/

1. a stress test was recently conducted on the newly developed web system. it was found that the response speed of concurrent logon to the home page of 600 people under tomcat's default configuration was severely affected, more than 2000 errors of 50

Although Solaris10x86 can run, it is not used in many aspects as it was previously. This article focuses on some Shell problems in Solaris, that is, solutions. After the system is installed, the default Shell of Solaris is sh, that is, the command

If you often use Linux command lines, using the history (history) command can effectively improve your efficiency. This article describes the 15 use cases of the history Command. Use HISTTIMEFORMAT to display the timestamp when you execute the

Company A new dellr710 database, 6 500 GB, 7.2k SAS hard disk, made into RAID5. because of the MBR partition size limit of 2.1 TB, so use the GPT partition format. 1. after installing the system for the first time, convert the MBR partition to the

In Linux environment variables, PS1 is an important environment variable: PS (PromptSign): refers to a command prompt. for example, on a Fedora12 terminal: [liutao @ liutao ~] $. When setting the PS1 environment variable, we need to use some preset

In Linux, the hard disk IDE interface and the disk array can be distinguished by the sda and hda parameters. The IDE interface does not have the scsi-list: fdisk-l # scsi Disk Array Disk/dev/sda: 18.2 GB, 18210037760bytes255heads, 63 sectors/track, 2

Installing and detaching an RPM Package in LINUX how to view the installation path rpm-qplxxxxxx.rpm1 for the rpm installation package. how to install the rpm package execute the following command rpm-iyour-package.rpm where the your-package.rpm is

Ubuntu12.04 cannot install the solution on Asus F81se series computers. I installed the ubuntu10.04 system at the beginning. I was bored at the weekend and wanted to replace the system with ubuntu12.04, download the 12.04 installation package from

Install kvm in Ubuntu to virtualize multiple external tuservers on one server for cluster. Several solutions have been taken into consideration. because of the exclusion of the price, VirtualBox is good, but KVM is a Linux kernel layer and delivers

Comment: In Unix-like systems, you can use top to view system resources, processes, memory usage, and other information. To view the network status, you can use tools such as netstat and nmap. To view real-time network traffic and monitor TCP/IP

The default firewall rules for 1 rhel5 boot are in Linux. you can use the iptables command to build various types of firewalls. When the RHEL5 operating system is installed by default, the iptables firewall has been installed, and some rules are

Fstab (/etc/fstab) is an important configuration file in Linux. It contains detailed information about the file system and storage devices mounted at startup. The following is the fstab file on my machine: LABEL //