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• ASP.NET retrieve Average CPU Usage

  - by Sam

  Last night I did a load test on a site. I found that one of my shared caches is a bottleneck. I'm using a ReaderWriterLockSlim to control the updates of the data. Unfortunately at one point there are ~200 requests trying to update the data at approximately the same time. This also coincided with CPU usage spikes. The data being updated is in the…

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• SQL: Daily Average of Logins Per Hour

  - by jerrygarciuh

  This query is producing counts of logins per hour: SELECT DATEADD(hour, DATEDIFF(hour, 0, EVENT_DATETIME), 0), COUNT(*) FROM EVENTS_ALL_RPT_V1 WHERE EVENT_NAME = 'Login' AND EVENT_DATETIME >= CONVERT(DATETIME, '2010-03-17 00:00:00', 120) AND EVENT_DATETIME <= CONVERT(DATETIME, '2010-03-24 00:00:00', 120) GROUP BY…

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• Trying to calculate the Average of the non zero rows in a column in an RDLC

  - by Eric Brown - Cal

  Is there any way to caculate the average of the non zero rows only for a column of data in a table in an RDLC for Microsoft report viewer? ie 0 0 0 5 5 = 5 not 2 I tried Count( fields.n.value 0 ) to get the count of non zero rows, but it returned the count of all rows. Thanks! Eric-

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• Calculating Average Percentage Yield (APY) with T-SQL

  - by M. Travis Volker

  How do you calculate Average Percentage Yield (APY) with T-SQL? Is there a system function to calculate APY or do I have to create one? Note: APY = (1 + r/n )^n – 1 where r is the stated annual interest rate and n is the number of times you’ll compound per year.

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• Average and maximum size of directories

  - by Mircea

  I have a directory and a bunch of sub-directories like this: - directory1 (sub-dir1, sub-dir2, sub-dir3, sub-dir4, sub-dir5...........and so on, hundreds of them...) How do I find out what is average size of the sub-directories? And how do I find what is the maximum size of the sub-directories? All using Unix commands... Thanks.

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• What is the average color of a star?

  - by RCIX

  I am trying to procedurally generate point stars to create a starfield background for my game. I want to weight the color production based on an average star's real color. Can anyone point me in the direction of this sort of data?

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• Oracle 10g - Determine the average of concurrent connections

  - by danboh

  Hello all, Is it possible to determine the average of concurrent connections on a 10g large database installation? Any ideas??

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• MATLAB: how to compute mean average precision

  - by Patrick

  hi, I need to evaluate information retrieval results using Mean Average Precision. What's the function in Matlab for doing that ? thanks

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• Calculation of average and Timestamping

  - by user554230

  pls do sumone help me to solve this for me and the number should be variable and not constant. the output should be: Timestamping In 6 Digit 8 5 6 3 0 1 Average In 6 Digit 9 8 7 6 5 2 class Timestamp1 extends Average1 { public static void main (String args[]) { int i = 103658; int j = 10; int k = i % j; System.out.println("…

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• Average rating script

  - by MILESMIBALERR

  I need to know how to make a rating script for a site. I have a form that submits a rating out of ten to mysql. How would you get the average rating to be displayed from the mysqk column? ---using PHP with mysql

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• How do I calculate the average direction of two vectors

  - by Mike Broughton

  Hi, I am writing and opengl based iphone app and would like to allow a user to translate around a view based on the direction that they move two fingers on the screen. For one finger I know I could just calculate the vector from the start position to the current position of the users finger and then find the unit vector of…

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• get average color of image via javascript

  - by Ben4Himv

  Not sure this is possible, but Looking to write a script that would return the average hex or rgb value for an image. I know it can be done in AS but looking to do it in JavaScript.

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• Averaging increasing number of variables

  - by Oscar

  Hi! I have to report average value of incoming numbers, how i could do that without using some sort of data structure to keep track of all values and then calculating average by summing them and dividing by number of values?

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• Best practice to calculate the average speed from GPS coordinates

  - by Sebi

  i have here a device which can give me gps coordinates. the time intervall i can define. i want to use it to calculate the average speed during driving or travelling by car. actually i used a orthodrome formula to calculate the distance between two points and then divided it by the given time intervall. by the implemenation…

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• Average performance of binary search algorithm?

  - by Passonate Learner

  http://en.wikipedia.org/wiki/Binary_search_algorithm#Average_performance BinarySearch(int A[], int value, int low, int high) { int mid; if (high < low) return -1; mid = (low + high) / 2; if (A[mid] > value) return BinarySearch(A, value, low, mid-1); else if (A[mid] < value) …

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• Average of two strings in alphabetical/lexicographical order

  - by Bemmu

  Suppose you take the strings 'a' and 'z' and list all the strings that come between them in alphabetical order: ['a','b','c' ... 'x','y','z']. Take the midpoint of this list and you find 'm'. So this is kind of like taking an average of those two strings. You could extend it to strings with more than one character, for…

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• Average of two strings in alphabetical order

  - by Bemmu

  Suppose you take the strings 'a' and 'z' and list all the strings that come between them in alphabetical order: ['a','b','c' ... 'x','y','z']. Take the midpoint of this list and you find 'm'. So this is kind of like taking an average of those two strings. You could extend it to strings with more than one character, for…

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• average case running time of linear search algorithm

  - by Brahadeesh

  Hi all. I am trying to derive the average case running time for deterministic linear search algorithm. The algorithm searches an element x in an unsorted array A in the order A[1], A[2], A[3]...A[n]. It stops when it finds the element x or proceeds until it reaches the end of the array. I searched on wikipedia and the…

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• iPhone: How to Determine Average Light/Dark of an Area of an UIImage

  - by TechZen

  I need to place labels with a transparent background over a variable-content UIImage. Readability will vary significantly depending on the relationship between the color of the label's text and the color/luminosity of the area of the image displayed under the label. Since the image will be constantly changing, the…

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• Java - Highest, Lowest and Average

  - by Emily

  Right, so why does Java come up with this error: Exception in thread "main" java.lang.Error: Unresolved compilation problem: Type mismatch: cannot convert from double to int at rainfall.main(rainfall.java:38) From this: public class rainfall { /** * @param args */ public static void main(String[] args)…

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• Paying great programmers more than average programmers

  - by Kelly French

  It's fairly well recognized that some programmers are up to 10 times more productive than others. Joel mentions this topic on his blog. There is a whole blog devoted to the idea of the "10x productive programmer". In years since the original study, the general finding that "There are order-of-magnitude…

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• Get the AVG of two SQL Access Queries

  - by reggiereg

  Hi, I'm trying to get the AVERAGE from the results of two separate sql queries built in MS Access. The first sql query pulls the largest record: SELECT DISTINCTROW Sheet1.Tx_Date, Sheet1.LName, Sheet1.Patient_Name, Sheet1.MRN, Max(Sheet1.) AS [Max Of FEV1_ACT], Max(Sheet1.FEF_25_75_ACT) AS [Max Of…

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• adding up value of array and getting the average

  - by sea_1987

  I have an array that looks similar to this, [4] => Common_Model Object ( [id] => 4 [name] => [date_created] => [last_updated] => [user_id_updated] => [_table] => [_aliases] => Array ( …

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• Gomoku array-based AI-algorithm?

  - by Lasse V. Karlsen

  Way way back (think 20+ years) I encountered a Gomoku game source code in a magazine that I typed in for my computer and had a lot of fun with. The game was difficult to win against, but the core algorithm for the computer AI was really simply and didn't account for a lot of code. I wonder if anyone…

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• PHP Game weapon accuracy

  - by noko

  I'm trying to come up with a way for players to fire their weapons and only hit for a certain percentage. For example, one gun can only hit 70% of the time while another only hits 34% of the time. So far all I could come up with is weighted arrays. Attempt 1: private function…

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