numpy

CVXPY + NumPy: Fix 'setting an array element' errors with a selector matrix and clean constraints

Dec. 8, 11:00

NumPy Object-dtype Arrays and Jagged Data: Why np.vectorize Fails, Loops, and frompyfunc Fixes

Dec. 7, 01:00

Fixing pandas DataFrame AttributeError from win32com pywintypes.datetime: cast to datetime64[ns]

Dec. 6, 17:00

Convert a 2D Image Array to [x, y, value] Triples Efficiently with NumPy/Pandas without slow loops

Dec. 4, 13:00

Fixing pandas DataFrame pickle errors across machines: ModuleNotFoundError: numpy._core.numeric

Dec. 2, 13:00

Serialize Matplotlib violin plots for fast restyling: save and reload multi-panel artists

Dec. 1, 07:00

Vectorized 1D Array Overlay in NumPy: Replace Object Arrays with Run-Length Mapping and np.repeat

Nov. 30, 23:00

Why Squaring Pixels Looks Capped in NumPy/OpenCV: Fix uint8 Overflow by Upcasting to uint16

Nov. 28, 17:00

Fixing f2py .pyf Semantics with scikit-build-core: CMake Recipe to Migrate from numpy.distutils

Nov. 27, 05:00

NumPy In-Place Random Numbers: Reuse a Preallocated Buffer with Generator.standard_normal

Nov. 26, 19:00

Rotate NumPy Structured-Array Coordinates: Fix ufunc matmul with structured_to_unstructured

Nov. 24, 21:00

Why numpy.fabs Is Slower Than numpy.abs on float32 Arrays: Library Calls vs Vectorized Paths

Nov. 23, 23:00

NumPy Trick: Replace Pairwise Cross-Product with Threshold Inequality to Find Valid Indices Fast

Nov. 23, 11:00

Memory-efficient NumPy: extract paired rows across differently shaped arrays using a boolean mask

Nov. 21, 23:00

Why numpy.sum Fails on torch.Tensor: Interop Pitfalls Between NumPy, pandas, and PyTorch

Nov. 21, 11:00

Efficient NumPy vectorization for jagged diagonal sum in 3D tensors: index packing and reuse

Nov. 17, 09:00

NumPy Tuple Indexing with np.ndindex and Ellipsis: How to Unpack Indices and Avoid Bugs

Nov. 16, 03:00

Vectorizing NumPy Eigen Decomposition: Batched 4x4 Matrices with np.linalg.eigh and Eigenpairs

Nov. 15, 17:00

Why np.histogram Shows a Skewed Last Bin: uint8 Uniform Data, Bin Edges, and Range vs Bins

Nov. 14, 15:00

Saturating addition for uint8: avoid NumPy overflow wraparound using OpenCV cv.add and input shapes

Nov. 13, 21:00

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