Linux

Preparation before modificationWe modified the hostname to comexchan.cnblogs.com (this article was posted on http://comexchan.cnblogs.com/)Back up the related profile so that it rolls backCP /etc/sysconfig/network/etc/sysconfig/network. 'date

Source: http://blog.sina.com.cn/s/blog_93dc666c0101b1bj.html1. Download the JDKCurrently the latest JDK version is: Java SE development Kit 7u5: http://download.oracle.com/otn-pub/java/jdk/7u5-b06/jdk-7u5-linux-i586.tar.gzCheck Latest:

address of this article http://comexchan.cnblogs.com/ , respect for intellectual property rights, reproduced please specify the source, thank you! Note: This operation requires root permission to executeFirst, query the firewall state:Service

Add the PATH environment variable, the 1th method:[Email protected]_web_s1 ~]# export Path=/usr/local/webserver/mysql/bin: $PATHCheck again:[Email protected]_web_s1 ~]# Echo

Set colors for mans pages:The Setup method is relatively simple, open/ETC/BASH.BASHRC (requires root permission) or ~/.BASHRC file to add the following content:# Set colors for mans pagesMan () {ENV \less_termcap_mb=$ (printf "\e[1;31m")

1. View all processes in the systemPS aux is generally used in Unix, Ps-le is generally used in Linux.2. Field description of the process list3, check the health status of the systemThe top command executes the following results:The three items

Commonly used are 4 groups: GIZP, tar, zip, bzip2, listed below:1. Compression command gzipCan only be used to compress files, not to compress directories.The original file will not be retained after compression.2, decompression command

Between Linux systems, network programming, message sending and receiving[Email protected]:~/udp$ sudo apt-get update[email protected]:~/udp$ sudo apt-get install Build-essential[email protected]:~/udp$ sudo apt-get install make[Email

Network download Nginx Source package:wget http://nginx.org/download/nginx-1.6.2.tar.gzInstallation dependencies:Yum install pcre-devel Zlib-devel # #本地的光盘作为yum源Install Nginx:Useradd-m-s/sbin/nologin NginxTar zxvf nginx-1.6.2.tar.gz-c/usr/src/Cd/usr/

Process: When we run the program, Linux creates a special environment for the program that contains all the resources that the program runs, which is called a processForeground process: Generally we use some commands, all belong to the foreground

Makefile Grammar BasicsUnder Linux, the automated compilation tools are done by the Make command (some tool vendors also provide their own make commands, such as gmake, etc.), the basic format of the make command is as follows:make [-f makefile]

How to use the tail command under Linux.The use of the Linux Tail command is to output the last part of the specified file to a standard device, usually a terminal, in layman's terms, to display the last few lines of an archive file to the terminal,

To delete files under Linux, use the RM command, as follows:RM [Options] FileOption Description:-f-force Ignore non-existent files, force Delete, no hint-I--interactive to delete interactively-r | -R--recursive recursively deletes all directories

My name is Wang Jianhua, this year 32, study finished on 33 years old, in this industry age has been my biggest inferiority, the current wage of more than 5,000, raising children are laborious, every month to chew the old, in the old boy network

function prototype int setjmp (JMP_BUF env)the setjmp parameter env type is a special type of jmp_buf. This data type is a form of an array that holds all the information that can be used to restore the stack state when calling longjmp. because

The scenario described in this article implements the following functions: Using the scripting capabilities of WINSCP and putty to write code on the window platform, upload to Linux for compilation, and then take the compiled results. 3 files are

Linux programming-process/thread-bound CPU-multi-process multi-thread programming   Intro----- When writing server code, you can bind the current process to a fixed CPU core or thread to a fixed CPU core to improve the efficiency of the system

Install tigervnc in ubuntu and tigervnc in ubuntu root@iZ25q0jd99eZ:~# apt-get install tigervncReading package lists... DoneBuilding dependency tree Reading state information... DoneE: Unable to locate package tigervnc   root@iZ25q0jd99eZ:~#

Environment configuration of otter Based on alibaba Open-Source Distributed Data Synchronization System installation configuration document, alibabaotter Otter Project Open Source Address: Workshop. Working principle: Principle

Linux Command DELETE command, linux DELETE command Use the rm command to delete files in Linux: Rm [Option] File Option description: -F-force: ignores non-existing files and deletes them forcibly without any prompt. -I -- interactive Deletion -