## Multidimensional-array New Question

• ### Finding matching rows

Given two matrices A and B with the same number of columns I would like to know if there are any rows which are the same in A and B. In Dyalog APL I can use the function split like this:(↓A) ∊ ↓BIs ......

• ### How to read data from a text file into a 2D dynami

i just wanted to ask on how I can read data from a text file, directly into a dynamically allocated 2D array, and then print that data.This is what I tried but I'm not sure what I'm missing or where ......

• ### Julia: Apply 1 dimensional Julia function to multi

I'm a "write Fortran in all languages" kind of person trying to learn modern programming practices. I have a one dimensional function ft(lx)=HT(x,f(x),lx), where x, and f(x) are one dimensional arrays ......

• ### Conway's Game Of Life: Why patterns behave inc

I'm trying to create an implementation of Conway's Game of Life in Lua.The game field is a bidimensional circular table with 100 rows and 47 columns (4700 cells total), where a cell can have a value ......

• ### How to ignore specific covergroup instances of a m

I have a covergroup something like this covergroup cover_routers with function sample(bit inj_val,eje_val); option.per_instance = 1; inj_val_cp : coverpoint inj_val { ......

• ### Table reservation given the start and end time

Here is a problem that was given to me as part of an online technical screening test on hackerearth. I don't remember the question word to word but will do my best in detailing out the problemProblem:......

• ### Matching size between a 2D histogram distributions

I'm working with a 2D array, my "observation file .FITS" (size: 400x400 pixel) and with a table, which contains the (x, y) position of 1M of stars. The first one is my observed galaxy, the ......

• ### Octave: How to assign the right dimensionality to

I am a beginner at Octave, that is why I will share something too obvious for the most.cell_arr = cell(2,2,2);cell_arr(2,2,2) = cell(2,2,2);error: =: nonconformant arguments (op1 is 2x2x2, op2 is ......

• ### How to store 4, 2 by 2 arrays into a larger 4 by 4

I have a list of 4 2-by-2 arrays. I want them to be stored together in a larger 4-by-4 array. The first 2 arrays compose of the "first row", the last 2 arrays compose the "second row&......

• ### Does assert_approx_eq exists for ndarray?

I'm referring to the ndarray crate as well as the assert_approx_eq.My question: Does something like assert_approx_eq exist for ndarray::Array2 etc.?Currently I'm doing:for it in mat_a.iter().zip(......

• ### In PHP7, creating subarrays in an array where two

I'm trying to take an array like this:Array( [0] => Array ( [model_id] => 1 [member_id] => 25 [comment_text] => Me feel good about this [......

• ### How push into array without creating numbered inde

I want to use array_push() to add to an array, but it always adds a [0] => Array level. How can I prevent that, or take that out afterwards?For example, I'm trying to push into the '[addOns] => ......

• ### How do we get this array output?

We need this output:\$filters = [ ['property' => 'status.id', 'expression' => '!=', 'value' => 5], ['property' => 'status.id', 'expression' => '!=', 'value' => 1], ['......

• ### How can I choose the values in a descending order?

I am working on a project with perlin noise and so far is going well. Basically I use the values generated by the perlin noise algorithm and use the values to generate some mountains/valleys. ......

• ### xarray dataset: Faceted plotting over data variabl

I'm a newbie here and also to xarray.I have xarray datasets (dimension: time,lat,lon) which contain several data variables (e.g. ModelA, ModelB) that have identical dimensions&coordinates and I ......