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Daniel Ring


Active since 2018

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Question


Creating an array of sums of another array.
I have an array of 322,872 data points. I want to create another array of the sum of the numbers in the first array in segments ...

nästan 3 år ago | 1 answer | 0

1

answer

Question


changing data based on values
I have a very long string of data, and I want to change each value based on if it is in between certain values in another set of...

nästan 3 år ago | 1 answer | 0

1

answer

Question


Rows in a matrix with a certain outcome
I have a matrix with 16 columns and a large number of rows. In each column, there is one of two outcomes (ex: one column is fill...

ungefär 3 år ago | 1 answer | 0

1

answer

Question


Counting occurrences of each column in a matrix
I have a matrix with 16 columns and a very large number of rows. Each column has two possible outcomes in it (for example 1 or 0...

ungefär 3 år ago | 3 answers | 0

3

answers

Question


Deleting rows in a matrix based on a column's value
I have a 17 X 65536 matrix. I need to delete all rows in the matrix who have a value in row 17 less than a certain value and gre...

ungefär 3 år ago | 1 answer | 0

1

answer

Question


Searching and replacing values in a matrix
I have a very large matrix of ones and zeros X. I would like to replace all the ones in the first column with a value, and all t...

ungefär 3 år ago | 3 answers | 0

3

answers

Question


List all possible outcomes of 16 matches
I am trying to make a code that will list all of the possible outcomes of 16 matches (only wins or losses, no draws), essentiall...

ungefär 3 år ago | 1 answer | 0

1

answer