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Naruto


Last seen: 3 years 前 |  自 2020 起处于活动状态

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How would I be able to output ID's that satisfied an if statement?
How would I be able to output the student ID's that satisfied the if statement? And after this, how can I show it as a list? fo...

3 years 前 | 1 个回答 | 0

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Error: Indexing with parentheses '()' must appear as the last operation of a valid indexing expression??
Why does the following for loop produce the error "Indexing with parentheses '()' must appear as the last operation of a valid i...

3 years 前 | 1 个回答 | 0

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Index in position 2 exceeds array bounds (must not exceed 1)?
Why does the following for loop produce the error "Index in position 2 exceeds array bounds (must not exceed 1)"? data matrix (...

3 years 前 | 1 个回答 | 0

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How to determine the distance between a group of XY pairs against other XY pairs within a matrix?
I have this mega matrix (1000:4) with observations that has 0 and 1 on the last column. The second and third column contain...

3 years 前 | 1 个回答 | 0

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Calculate distance between XY coordinates
How do we calculcate one xy coordinate against other xy coordinates in a 1000x2 matrix?

3 years 前 | 1 个回答 | 0

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Calculating the differences between XY pairs in a matrix
Hello friends, I have this mega matrix (1000:4) with observations that has 0 and 1 on the last column. The ...

3 years 前 | 1 个回答 | 0

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How extract a submatrix out of a main matrix?
I have a matrix A (50x2) and I want to extract a certain number of row observations that statisfies the condition where I output...

3 years 前 | 1 个回答 | 0

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