Linux

1. After the boost is compiled, the boost header file is best copied to/usr/include, or there is a link under/usr/include.Library files in stage/lib/libboost_* are best copied to/usr/lib.This allows you to run with g++ without

If you are prompted with the root user login, you will need to rebuild the/root. bash_profile file:1. Vi/root. Bash_profile2. Enter the following:#. bashrc# User specific aliases and FunctionsaliasRM='rm-i'aliasCP='cp-i'aliasMV='mv-i'# Source Global

Mlite Virtual machine startup error, the virtual machine to remove the re-established, the system virtual hard disk before the use of the system after the start of the Internet, the ifconfig to check the network card does not start, and then start

Linux data stream redirection1. Standard Input and Output: execute a command with input and output. Standard input: standard input, check stdin, code is 0, use or> standard error output; standard error output. short Name: stderr, error message

Three methods for configuring IP addresses in CentOS 6.5 under virtual machines Experimental software environment: Virtual Machine Vmware Workstation10.0, CentOS 6.5 32-bit 1. automatically obtain the IP address The virtual machine uses the bridge

Ubuntu12.04 how to open the terminal (you can enter the command interface) 1. system Default: ctrl + alt + t open the terminal; // 12.04 use unity desktop, there is no main menu, so ctrl + alt + t is the Terminal shortcut key, or there is a

Modify login host information in linux It usually manages more than 130 Linux physical hosts, so it is difficult to deploy applications to find out the IP information of each host! Therefore, you must plan at the beginning of deployment: Write a

Mongout cannot modify the root password in system recovery mode. Some days ago, the cat's ubuntu 14.10 seemed to have a problem. I wanted to change the root password, but the original system was wrong. Normally, I could not change the password. Is

Install Linux to a USB flash drive Step 1: First insert the usb flash drive to the usb interface of the Computer Host (it is recommended to insert the usb interface to the rear of the hosts box), and then open the UltraISO software, open the iso

Php ci (CodeIgniter) log-level settings 1. The Ci error level is generally set in index. php. You can set ENVIRONMENT. Generally, select the development mode during development. After the official release, select the production mode. The Code is as

High-performance server framework-I/O model The socket is blocked by default when it is created. We can pass the SOCK_NONBLOCK flag through the second parameter called by the socket system, or set it to non-blocking through the F_SETFL command

Use CloudFlare dynamic domain name in Ubuntu Valid during testing and expired.Requirement First, ensure that you have a domain name, and then log on to CloudFlare to add your domain name. Follow the commands and use the default value. You will allow

Replace the original OpenJDK in CentOS and install Tomcat In CentOS Linux, install JDK and Tomcat independently. Jdk is replaced by the original openjdk with the jdk-Oracle-6u38 version. [Root @ kakaka usr] # java-versionJava version "1.6.0 _

In CentOS 6.4, files on the database server are regularly obtained through ftp. In CentOS 6.4, files on the database server are regularly obtained through ftp and files in the remote directory are deleted. Procedure 1. Write the sh script to obtain

Tomcat uses Native Library in Linux Recently, Tomcat is used. To improve performance, Native Library is used. This is used by default in Windows and has to be re-compiled in Linux. Default CentOS Installation Yum install apr It doesn't seem to work.

Some instance syntax used in Pig Some instance syntax used in pig 1: Use a regular expression to load the name:LOAD '/user/wizad/data/wizad/raw/2014-0 {6, 7---7--} */3_1/adwords *' 2: simple usage of filter: Filter by value FILTER clickDate_all BY

In the Java Web project, the pom. xml file initially creates the Jetty runtime environment. In the Java Web project, the pom. xml file initially creates the Jetty runtime environment. 1. pom. xml file encoding settings 2. attribute settings 1.6

Install and configure the Samba server in CentOS 7 Notes on the installation and configuration process of the Samba server in CentOS 7. Suppose we have such a scenario Share Name Path Permission SHAREDOC /Smb/docs All

Unbalanced HDFS file uploading and the Balancer is too slow If a file is uploaded to HDFS from a datanode, the uploaded data will overwrite the current datanode disk, which is very unfavorable for running distributed programs. Solution: 1. Upload

Automated O & M tool Fabric-role management and parallel execution Note: This document is written in conjunction with the defing-host-lists and parallel execution chapters in the official Fabric documents. To allow servers with different functions