Nagios before installation, Nagios needs PHP support after 3.1.x, so it is necessary to install PHP and HTTP-related support here.
First, create Nagios users and Groups
[Root@test2 ~]# useradd-s/sbin/nologin Nagios[Root@test2 ~]# Mkdir/usr/local/nagios[Root@test2 ~]# chown
Build a printer monitoring server using nagios and monitor the nagios printer
Tutorial Background: The company has many HP printers, which are difficult to manage. So I thought about whether I could be a printer monitoring server to quickly respond to all the printer problems. After that, I checked the relevant information on the Internet and set up one, so there was no problem in using it. I shared it with
On June 18, MarkShuttleworth met with the chairman of the China OSS Promotion alliance and said: "Ubuntu is not a DOS alternative ". What does this sentence mean? Let's ask, what is Mark's purpose in China this time? The fact is that Mark's visit to China was not designed to visit the OSS alliance, but to negotiate with the Ubuntu OEM (I will not talk about it here. Only in this context can we correctly understand the exact meaning of "Ubuntu does not use DOS
February 15 message: Today, Red Hat officially announced the official launch of Red Hat Enterprise Virtualization 3.0. This product greatly expands its strength in server and desktop virtualization management tools and kernel-based Virtual Machine management programs. According to RedHat, RedHat Enterprise Virtualization 3.0 balances the virtualization management features, performance, and scalability of new enterprises under Linux and Windows loads, and the cost is much lower than that of propr
When more than one Java is installed in a Linux system, we can switch the Java version automatically when the original configuration file is not modified:[Email protected] ~]# update-alternatives--config java650) this.width=650; "title=" 3118.tmp.jpg "style=" height:160px;width:737px "src=" http://s4.51cto.com/wyfs02/M00/ 89/20/wkiom1gicoew4dxbaaau_kx0tym965.jpg "width=" 881 "height=" 156 "alt=" Wkiom1gicoew4dxbaaau_kx0tym965.jpg "/>To maintain the cu
I. Functional roleUpdate-alternatives is a utility for dpkg that maintains symbolic links to system commands to determine what commands the system uses by default.In the Debian system, we may install a number of similar programs and optional configurations, such as Web browser programs (firefox,konqueror), window managers (Wmaker, metacity), and different themes for the mouse. In this way, users can choose when they are using the system to meet their
Install and configure Nagios in Linux
1. Nagios Overview
1. Introduction
Nagios is a plug-in structure, and it does not have any monitoring function. All monitoring is performed through the plug-in, so it is highly modular and flexible. Nagios monitoring objects can be divided into two types: Host and service. A host u
Nagios monitors dell server hardware and nagios monitors dell
We have mentioned earlier that omsa is used to monitor dell servers, but it must be accessed through web. This time we use nagios + check_openmanage to monitor the hardware of dell servers.
First, let's look at the figure below:
We can see that there are two ways to achieve monitoring:
1. The
As a developer, when developed on Windows, it uses artifacts such as total Commander, search directories, view files, batch rename, and more.TC is a paid version, there is a free alternative version just manager:http://www.justmanager.ru/downloads/Prior to working at Altium, a large number of Ukrainian programmers liked to use far Manager, full of the C/borland C + + in the University of C + + when the sense of vision. Download here: https://farmanager.com/download.php?l=enenjoy!Windows Develope
Xutils-android Tool Library Afinal AlternativesHttps://github.com/wyouflf/xUtils(Afinal is the work of the people, Xutils is modified according to Afinal, but also the works of the people)Xutils. As the name implies, it is a tool library.Xutils Introduction
Xutils contains a lot of useful Android tools.
Xutils originated from the afinal framework, and the afinal was properly streamlined, and some modest expansions and refactorings were made.
Xutils has some characteristics of af
, just for the sake of compatibility let it from 1.7 live to 1.9.This article also does not have any content, next will use this function to do some meaningful things to show the next ~ in the low version of IE, a tag will appear when the mouse press the dotted border, which is caused by focus. We can solve this problem simply by doing something in the global event. Focus is not bubbling in modern browsers, but it can be bubbling in the lower version of the browser. Therefore, it is valid for fo
Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.ObjectiveAfter upgrading the Android SDK to 23, the getdrawable and GetColor method hints are obsolete.Solution SolutionsGetresources (). GetColor replaced with Contextcompat.getcolorGetresources (). Getdrawable replaced with contextcompat.getdrawableExamples are as follows:int colorint = getresources (). GetColor (r.color.coloraccent); //Returns a value of type int of color: -49023 int col
; } @SEX Public intGetsex () {returnsex; } PublicString getsexdes () {if(Sex = =MALE) { return "male"; } Else { return "female"; }}} @IntDef ({MALE, FEMALE}) @Retention (Retentionpolicy.source) Public@interface SEX {}}If we try to pass a value that is not within the limit when we call the Setsex () method, then the compilation will not pass and there is an error message. Similarly, we can also use @stringdef.As we can see here, @SEX annotations can be placed on attribut
Java code1.system.out.println (New Java.util.Date ()); Output: Thu Jan 14:43:28 CST 20112.system.out.println (new Java.util.Date (). toLocaleString ());Output: 2011-1-27 14:45:21However, the toLocaleString () method is now obsolete and is replaced by the Dateformat.format (date date).DateFormat DDF = Dateformat.getdateinstance (); DateFormat DTF = Dateformat.gettimeinstance (); DateFormat DDTF = Dateformat.getdatetimeinstance (); Date date = new Date (); System.out.println ("Date:" + ddf.fo
How to connect an Access database on a windows2008 64-bit machine with a previous way of connecting to an Access database provider= Microsoft.Jet.OLEDB.4.0 can be used on a 32-bit machine, can not be used on the 64-bit, the use of alternative scenarios-Microsoft Access database engine 2010 Download installation changes using the following connection string can be resolved.Microsoft accessデータベースエンジン2010 (Microsoft Access Database engine) Accessdatabaseengine_x64.exeDownloadhttp://www.microsoft.co
npoi
Edit
Npoi is the. NET version of the POI project. Poi is an open source Java program that reads and writes Microsoft OLE2 component documents such as Excel, Word, and so on.
Chinese name
Npoi
Advantage
Traditional Operations
Excel encounters problems
Constitute
Read and write
OLE2 documentation
Based on
Littleendian bytes Read and write
H
to encapsulate the logic (algorithm) into a class and take a combination (delegate) approach to solve the problem.To implement an abstract interface, inheritance is a way: we declare an abstract interface in a base class and place specific implementations in a specific subclass. A combination (delegate) is another way: we place the implementation of the interface in the combined object, placing the abstract interface in the composition class.3. completed strategy mode by Std:functionthroughstd
specific use of function class templates and bind functions templates, see:http://blog.csdn.net/xiucaijiang/article/details/5999441Http://www.cplusplus.com/reference/functional/bind/?kw=bind5. "Classical Strategy Mode"Traditional strategy practice will make fun into a separate virtual function in the inheritance system, namely:class fun{public: virtualvoid fun (int num) {...} ... Private : ...} class base{public: Base (fun *para):p TR (para) {... } void Fun () {ptr-> fun();}
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.