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~~Relies upon #66.~~
Follow `pyarrow.Array`'s behavior for slicing with masked arrays (`IndexedOptionArray`, `BitMaskedArray`, and eventually `ByteMaskedArray`).
Will need to extend `Slice` hier…
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This will be implemented as a jagged array.
It will contain pairs of priority to vector.
* Should have most of the api of std::vector / std::map.
* must be iterable.
* Must have single and bu…
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This issue describes a new `arrays` exercise that should be added to the [v3 C# track][csharp-docs].
## Goal
The goal of this exercise is to teach the student how the concept of [collections][do…
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Sorry for the weird issue title, we can change it later, I could not find a better one 😉
I need some help parsing a fairly simple data structure. It derives from a class which has:
```c++
stru…
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I have trouble with one specific data stream in our ROOT files, which is the `KM3NET_TIMESLICE` format. This particular data has a specific structure and is written in different branches (where the da…
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The behaviour of using `map` and `foreach` on arrays of different lengths is inconsistent:
```julia
julia> map((x, y) -> typeof(y), [1, 2, 3], [4, 5])
ERROR: DimensionMismatch("dimensions must ma…
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I've the content of an image extracted in a 3D array, with the dimensions of: `(480, 640, 3)`, which can be built in Rust with one of the below ways, how can I convert this array into image?
![image]…
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Hi,
Can we use petastorm pytorch to load float array. I tried doing the same but got the following error
 assumed that i can assign fields to arrays
```pycon
>>> import numpy as np
>>> offsets = np.random.randint(0, 10, size=5)
>>> x = ak.zip({k : [np.random(off…
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I am trying to count the number of elements in a nested data structure using `awkward1.count` following the [docs](https://awkward-array.readthedocs.io/en/latest/_auto/ak.count.html), I tried to apply…