Linux

Since a deleted file directory exists in the deleted file script, and this directory is a hidden directory under the user's home directory, A program that allows users to retrieve the scripts for these deleted files is very useful. In any case, it

The shell script for loan calculation aims to further understand mathematical computing in terms of temperature conversion. Code: 01 #! /Bin/sh02 03 # loancalc. sh -- specify the loan principal, tax rate, and period 04 05 # formula: M = P * (J/(1-(1

Use commands in linux. renaming and moving a file is the same command, both of which are the target file name of the mv source file. change the account password, enter the passwd command, enter the current password, and then enter the changed

Complete NS2.33 installation process and related issues in Ubuntu12.10Preparation: ubuntu12.10has been successfully installed with the dig. Download The ns2installation file, I am here ns-allinone-2.33.tar, and prepare two more patches:

The case statement for Linux Shell programming is applicable to applications that require multiple branches. The format of the case Branch statement is as follows: case $ variable name in Mode 1) command sequence 1; Mode 2) command sequence 2; *)

Libsvm common parameters and errors 1 common parameters svm-training_set_file model_filesvm-predict test_file model_file output_file automatic Script: python easy. py train_data test_data automatically select the optimal parameters, automatic

Linux practical notes: Adjust the linux system time and time zone 1. Modify the time zone: # cp/usr/share/zoneinfo/Asia/Shanghai/etc/localtime when copying, a message indicating whether to overwrite the data is displayed. Click yes to change to

Red Hat Enterprise Linux 5 DHCP service configuration 1. check the installation package in the system. By default, the software package required for the DHCP server is not installed: rpm-qa | grep dhcp * // check whether the DHCP server software

VMware Host Mode: 1. After installing the system for CenterOS and installing VMware tools, click the summary view at the top of VMware. At this time, the host will be the same as operating the local program, the speed is not fast. I don't know how

The legal integer input script makes it very easy to convert integer input correctly, unless you want to make sure that negative numbers can also be used as input. The problem is that each value can have only one negative number and must appear in

Centos does not have the host dig nslookup command. Today, when installing the DNS server, I want to test the DNS server and find that the host dig nslookup command is not installed, immediately yum install bind-untils to close the job. If: Stop

Linux/Ubuntu sudo does not need to enter a password. Generally, we do not log on as root, but we need to use the root permission when executing some commands, we usually use "sudo command" to execute command. Because Ubuntu is used, sudo is often

Install apache http server my system is centos6. the built-in http server cannot add the mod_jk module. online query is the cause of the system. Therefore, you can install apache http server on your own. Install apache http server 2.2.4 and run the "

To allow apache to only allow access by domain names, and to prohibit implementation of IP addresses, use apache to build a WEB server. How can we allow users to access the server only through the specified domain name instead of the IP address of

Linux server sharing software install Table of Contents1 Software Download 2 software install 2.1 unzip 2.2 set environment variable 1 Software Download blast: ftp://ftp.ncbi.nlm.nih.gov/blast/executables/release/LATEST blast +:

Use of wget in mingw 1. set mingw to enter and display Chinese Characters in shell. Open the configuration file/etc/profile and add it at the end, export LANG = en alias l = '/bin/ls -- show-control-chars -- color = auto' alias la ='/bin/ls-aF --

Check_mk linux agent is installed on the Linux server to be monitored, install the xinetd [plain] apt-get install xinetd install the agent [plain] dpkg-I check-mk-agent_1.2.2p1-2_all.deb/etc/xinetd/check_mk file automatically. Restart xinetdservice

Linux JMagick and ImageMagick installation 1. Download JMagick and unzip _ http://downloads.jmagick.org/6.4.0/jmagick-6.4.0-src.tar.gzwget_ composer install libpngyum install libpng-develyum install libpolicyum install libjpeg-develyum install gdyum

Linux OS metric CPU, Mem, io oid I. Load OIDOID: 1.3.6.1.4.1.2021 name OID1 minute Load: 10.1.3.15 minute Load: 10.1.3.215 minute Load: 10.1.3.3 II. CPU OIDOID: 1.3.6.1.4.1.2021 metric name OIDpercentage of user CPU time: 11.9.0percentages of system

FreeNX's quick installation and use of Remote Desktop are based on cost considerations. In Open products, vnc is usually used, and the platform compatibility is good, except for the speed. In Linux, XMing + ssh x protocol is also used for forwarding.