how to calculate downtime

How to calculate the subnet ID of an IP address correctly?From:How to calculate the correct subnet for a interface (document ID 1059759.1)Suitable for:Oracle database-enterprise edition-version 10.2.0.1 and laterInformation in this document applies to any platform.Goal:The subnet ID of an IP address is calculated correctly, and the subnet ID is for oifcfg.Oifcfg requires you to Pulic and Cluster_interconnec

We often need to calculate the number of employees from the age of entry, only the artificial to calculate will be a big project, especially when the company staff large, so we need to be able to automatically calculate the age of the method, then tell you how to automatically calculate in Excel table:

Now, a set of their own housing is one of the goals, and to young people say, buy a house almost all have to loan, the monthly supply is the most concerned about the matter, the monthly how to calculate? For how much? Which method of credit is the most affordable? Some of these problems may not be clear, the following is the use of WPS2010 form to calculate the monthly mortgage loan breakdown. Calculation

This article describes how to use PHP to calculate the distance between two GPS coordinates of Baidu map. It is a typical application developed for Baidu map interface. For more information, see This article describes how to use PHP to calculate the distance between two GPS coordinates of Baidu map. It is a typical application developed for Baidu map interface. For more information, see This article

How does PHP calculate the age and domain name age? YYYY-mm-dd is known. Ask for the domain name age. How to calculate domain names has been plagued for a long time. I wrote a function myself, but it is wrong, because some years are in a leap year. Lt ;? Php nbsp; // Time input must be in the unit function nbsp PHP. how do I calculate the age and domain name a

Calculate the second largest value of a group of random numbers with C, and cannot be obtained by sorting the whole. 1 randomly generates 20 positive integers [10, 50] into the array, and calculates the maximum value, minimum value, average value, sum of each element, and second value of all elements in the array.Int A [20];Int sum = 0; // store the sum of array elements// Assign values to ArraysPrintf ("the element in the array is \ n ");For (INT I =

Completely understand the IP address -- after computing the relevant IP address, you can calculate the IP address and subnet mask: 1. network address 2. broadcast address 3. Address range 4. Several hosts on this website. Example 1: in the following example, the IP address is 192 · 168 · 100 · 5. The subnet mask is 255 · 255 · 255 · 0. Calculate the network address, broadcast address, address range, and num

FormulaCaille (Zeller) formula, is a calculation of the week formula, casually to a date, you can use this formula to calculate the day of the week.To calculate the date on or before October 4, 1582, the formula is the example of September 3, 1582: After September 3, 1582: W = (d + 2*m+3* (m+1)/5+y+y/4-y/100+y/400)%7; September 3, 1582 before: W = (d+2*m+3* (m+1)/5+y+y/4+5)% 7;NoteIn the Year 1, February as

The maximum number of concurrent users of a system is 1100, how can the system to calculate the maximum number of users supported.The user performance requirements are as follows: Support 1 million registered usersPerformance Requirements Analysis:1, according to the requirements of users, the system to support 1 million users, wherein the performance of the machine configuration? What is the peak value? Bandwidth? such as2, if all use the company's t

The following describes how to use php to calculate the Mail size. For more information about how much space your inbox occupies, see, calculate the size of each email (title + content + nearby), and then sum; 1. calculate the nearby size; 2. calculate the title and content size 3.

Use php to calculate the arrangement and combination. The previous day, because the business needs to write a piece of code for calculating the arrangement and combination, I sorted it out today, and then copied the code as follows :? Php *** mathematical problem to be solved: Calculate C (a wrote a piece of code for computing arrangement and combination that was required by the business a few days ago. I s

Use php to calculate the difference function of two dates. use php to calculate the difference function. The difference function of php computing two days is shared. The difference function of php computing is very simple and practical. the code is as follows: * ** date-calculate two dates. php calculates the difference function of two dates. php calculates the d

PHP uses Strtotime to calculate the number of days between two given dates, strtotime days This example describes how PHP uses Strtotime to calculate the number of days between two given dates. Share to everyone for your reference. The specific analysis is as follows: PHP's Strtotime function is used to parse the datetime description of any English text into a Unix timestamp. This function uses the TZ e

The generated text content is variable. So how can I accurately calculate the width of an image generated based on the text? The generated text content is variable. So how can I accurately calculate the width of an image generated based on the text? Reply content: The generated text content is variable. So how can I accurately calculate the width of an image

2. Calculate the maximum common divisor and least common multiple of m and n (maximum common divisor: Rotary phase division ). PublicclassJiejue2 {publicstaticvoidmain (Stringargs []) {System. out. println (gongyue (8, 6); System. out. println (gongbei (8, 6);} calculate the maximum approximate number of m and n publicstaticintgon 2. Calculate the maximum common

As we all know, Excel is the master of data calculation and analysis, our daily life when we use Word, there is a need to calculate the data in the Word table, we think of using an Excel spreadsheet to process, and then fill the data into the corresponding cells, but we also understand that If you use an Excel spreadsheet to calculate this data one by one, once the data needs to be modified, we need to rewo

Use the merge sort method to calculate the number of reverse-order logarithm in a sequence (detailed description) and reverse-order logarithmPreface I have encountered a reverse order query problem today. After thinking about it, I would like to summarize it. I have learned a lot of methods, and I have answered some questions that I have never been able to solve. Body Let's start with a simple question: Analysis: in the question, insert sorting i

Mobile phone installment, I believe everyone is familiar with, that mobile phone installment interest How to calculate, believe that few people can say up, college students planted here is also countless; This article is to teach you how to avoid being the interest of a lot of money to pay a lot of inexplicable.Interest specific how to calculate, each mall of the algorithm will be different, because the mon

JS how to calculate the number of occurrences of a character in a string:In practice, you might want to calculate the number of occurrences of a character in a string, and there are many ways to do this, and here's a very simple way to do it.The code example is as follows:function func (str,char) { var str=str; var num= (Str.split (char)). Length-1; return Num}document.write (func ("Abcdefga", "a"));Th

Python uses the datetime module to calculate various time interval methods, pythondatetime This example describes how to use the datetime module in python to calculate various time intervals. Share it with you for your reference. The specific analysis is as follows: In python, The datetime module can be used to conveniently calculate the difference between two