counting

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Python Inserting values into dictionary using a loop

I have a verses dictionary that contains these values: {cluster1: 0, cluster2: 0, cluster3: 0} i have a data file that has been read in and each line in the file has been represented as a string in[详细]

2023-02-23 04:52 分类：问答
Does counting sort range always need to be in [0,k]?

Can I do a counting sort on a small range of numbers say A=[7,9,12,15] from a huge pool of numbers, which I know will consist of only the numbers in the small array? Or does the small range always hav[详细]

2023-02-18 20:12 分类：问答
Haskell Inserstion sort count

My problem is to turn this: iSort :: Ord a => [a] -> [a] iSort [] = [] iSort (x:xs) = ins x (iSort xs)[详细]

2023-02-15 20:56 分类：问答
XSLT 2.0 - Nesting Elements In Output From Non-Nested Input

I\'m working on a style sheet that outputs in a hierarchical from an input file with none. Every element of the input file is a sibling of one another, 开发者_开发技巧and each \"header\" element denot[详细]

2023-02-10 12:47 分类：问答
How to count unique records in a column that have a value in another column

I have this issue: here is my table ColAColB teY teY alo teY te bbY aaY I want to count how many records in ColA, which has value \"Y\"开发者_JAVA百科 in Col B. and if two duplicate record in A tha[详细]

2023-02-02 10:21 分类：问答
Binary Counting [closed]

It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current form. For help clari[详细]

2023-01-23 16:57 分类：问答
character count minus HTML characters C#

I\'m trying to figure out a way to count the number of characters in a string, truncate the string, then returns it. However, I need this function to NOT count HTML tags. The problem is that if it cou[详细]

2023-01-19 18:48 分类：问答
Find the number of files in a directory

Is there any method in Linux to calculate the number of files in a directory (that is, imm开发者_运维技巧ediate children) in O(1) (independently of the number of files) without having to list the dire[详细]

2023-01-15 19:02 分类：问答
counting data and grouping by week in mysql

this is my DB table: CREATE TABLE IF NOT EXISTS `inspection_report` ( `Inspection_datetime` datetime NOT NULL,[详细]

2023-01-14 15:52 分类：问答
select count(*) vs keep a counter

Assuming indexes are put in place, and absolute-count-accuracy is not necessary (it\'s okay to be off by one o开发者_高级运维r two), is it okay to use:[详细]

2023-01-11 16:30 分类：问答