# Latest

**URL:** https://discourse.julialang.org/latest.md?page=100

[Latest](https://discourse.julialang.org/latest.md) · [Categories](https://discourse.julialang.org/categories.md) · [Tags](https://discourse.julialang.org/tags.md)

**Page:** 101

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## [Artifact Qt6Declarative blocked by anti-virus](https://discourse.julialang.org/t/artifact-qt6declarative-blocked-by-anti-virus/132978)

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**Author:** [@henrikjaerleblad](https://discourse.julialang.org/u/henrikjaerleblad)\
**Replies:** 3\
**Last updated:** [October 8, 2025, 2:29pm UTC](https://discourse.julialang.org/t/artifact-qt6declarative-blocked-by-anti-virus/132978 "2025-10-08T14:29:19Z")

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I have been working on a Julia environment on my Linux laptop for a long time. I wanted to try the environment on my other laptop, which is a Windows laptop. I cloned the Git repository and then I did a Pkg.instantiate(…

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## [loadError on MbedTLS\_jll](https://discourse.julialang.org/t/loaderror-on-mbedtls-jll/132969)

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**Author:** [@dankelley](https://discourse.julialang.org/u/dankelley)\
**Replies:** 4\
**Last updated:** [October 8, 2025, 12:24pm UTC](https://discourse.julialang.org/t/loaderror-on-mbedtls-jll/132969 "2025-10-08T12:24:48Z")

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I have a package (GitHub - dankelley/OceanAnalysis.jl: Julia code for oceanographic analysis) that did the github workflow “Documentation” yesterday (12 hours ago), but not today, after I change a README file. So I undi…

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## [\[ANN\] ReadWorkWrite.jl - a pipeline for CPU/memory limited analysis](https://discourse.julialang.org/t/ann-readworkwrite-jl-a-pipeline-for-cpu-memory-limited-analysis/132974)

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**Author:** [@jerlich](https://discourse.julialang.org/u/jerlich)\
**Replies:** 0\
**Last updated:** [October 8, 2025, 11:46am UTC](https://discourse.julialang.org/t/ann-readworkwrite-jl-a-pipeline-for-cpu-memory-limited-analysis/132974 "2025-10-08T11:46:40Z")

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A Julia package for efficient parallel processing pipelines that separates IO-bound operations from CPU-intensive work. Overview ReadWorkWrite.jl implements a pattern where: Read: Single-threaded IO (loading files fro…

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## [GLFW.jl: GLFW.Window() Segmentation Fault](https://discourse.julialang.org/t/glfw-jl-glfw-window-segmentation-fault/132972)

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**Author:** [@ewillcox](https://discourse.julialang.org/u/ewillcox)\
**Replies:** 0\
**Last updated:** [October 8, 2025, 10:49am UTC](https://discourse.julialang.org/t/glfw-jl-glfw-window-segmentation-fault/132972 "2025-10-08T10:49:10Z")

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The GLFW.jl package compiles correctly. pkg\> test GLFW results in an error. The error is: 3.4.0 Wayland X11 GLX Null EGL OSMesa monotonic shared lib for symbol XOpenDisplay is missing \[87904\] signal 11 (1): Segmentati…

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## [How do you write 'binding/wrapper' for some python/c++ package](https://discourse.julialang.org/t/how-do-you-write-binding-wrapper-for-some-python-c-package/27027)

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**Author:** [@jling](https://discourse.julialang.org/u/jling)\
**Replies:** 1\
**Last updated:** [October 8, 2025, 9:50am UTC](https://discourse.julialang.org/t/how-do-you-write-binding-wrapper-for-some-python-c-package/27027 "2025-10-08T09:50:37Z")

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A lot of useful packages are wrappers, for example, GR, FFTW, Spark. Is there s a systematic way of writing a binding package in Julia or it’s really ‘manual’ to a large extend?

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## [Bindings/wrappers for Julia packages, how many? From which languages?](https://discourse.julialang.org/t/bindings-wrappers-for-julia-packages-how-many-from-which-languages/132967)

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**Author:** [@Palli](https://discourse.julialang.org/u/Palli)\
**Replies:** 0\
**Last updated:** [October 8, 2025, 9:31am UTC](https://discourse.julialang.org/t/bindings-wrappers-for-julia-packages-how-many-from-which-languages/132967 "2025-10-08T09:31:40Z")

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Continuing the discussion from Wrap Julia package in Python: which is the best option?: When you wrap a Julia package, as in 2. or 3., yes it’s a wrapper, but also called a binding, when used from another language like…

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## [Mismatch between tree hash and version](https://discourse.julialang.org/t/mismatch-between-tree-hash-and-version/132963)

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**Author:** [@Chrysoberyl](https://discourse.julialang.org/u/Chrysoberyl)\
**Replies:** 0\
**Last updated:** [October 8, 2025, 4:13am UTC](https://discourse.julialang.org/t/mismatch-between-tree-hash-and-version/132963 "2025-10-08T04:13:44Z")

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The package FixedPointNumbers listed this in the Julia registry: \["0.8.5"\] git-tree-sha1 = "05882d6995ae5c12bb5f36dd2ed3f61c98cbb172" However, when I cloned FixedPointNumbers from the file General/F/FixedPointNumbers/P…

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## [CPLEX ignores a Initial feasible solution](https://discourse.julialang.org/t/cplex-ignores-a-initial-feasible-solution/132898)

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**Author:** [@angeloaliano1](https://discourse.julialang.org/u/angeloaliano1)\
**Replies:** 3\
**Last updated:** [October 8, 2025, 2:47am UTC](https://discourse.julialang.org/t/cplex-ignores-a-initial-feasible-solution/132898 "2025-10-08T02:47:00Z")

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Dear all, I am solving a MILP with CPLEX 22.1. I have multiple objectives, and I minimize z1 first. I save the binary variables (called y\[j,ℓ,t,τ\]). Let Y0 the matriz with all y’s produced in the first stage. I the sec…

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## [Dependencies for artifacts](https://discourse.julialang.org/t/dependencies-for-artifacts/106883)

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**Author:** [@jsjie](https://discourse.julialang.org/u/jsjie)\
**Replies:** 3\
**Last updated:** [October 8, 2025, 2:40am UTC](https://discourse.julialang.org/t/dependencies-for-artifacts/106883 "2025-10-08T02:40:20Z")

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I met something like ERROR: LoadError: InitError: could not load library "${USER}\\.julia\\artifacts\\${SHA}\\bin\\libiomp5md.dll" The specified module could not be found. But the file is just there. Strangely, another PC …

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## [Python's replace faster than Julia's replace?](https://discourse.julialang.org/t/pythons-replace-faster-than-julias-replace/63180)

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**Author:** [@alasaadstat](https://discourse.julialang.org/u/alasaadstat)\
**Replies:** 22\
**Last updated:** [October 7, 2025, 10:50pm UTC](https://discourse.julialang.org/t/pythons-replace-faster-than-julias-replace/63180 "2025-10-07T22:50:46Z")

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Hi, I am currently working on regex stuffs, and I noticed that Python’s replace seems to be faster than Julia’s replace. function test(iter=100\_000) for \_ in 1:iter replace("The quick foxes run quickly.", r"…

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## [Function argument, binding, name, assignment, mutation](https://discourse.julialang.org/t/function-argument-binding-name-assignment-mutation/132916)

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**Author:** [@WalterMadelim](https://discourse.julialang.org/u/WalterMadelim)\
**Replies:** 39\
**Last updated:** [October 7, 2025, 9:46pm UTC](https://discourse.julialang.org/t/function-argument-binding-name-assignment-mutation/132916 "2025-10-07T21:46:53Z")

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I reviewed the very first lesson people learned from doc Functions · The Julia Language julia\> function f(x, y) x\[1\] = 42 # mutates x y = 7 + y # new binding for y, no mutation ret…

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## [Does the order of the constraint list matter?](https://discourse.julialang.org/t/does-the-order-of-the-constraint-list-matter/132955)

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**Author:** [@rocco\_sprmnt21](https://discourse.julialang.org/u/rocco_sprmnt21)\
**Replies:** 1\
**Last updated:** [October 7, 2025, 9:30pm UTC](https://discourse.julialang.org/t/does-the-order-of-the-constraint-list-matter/132955 "2025-10-07T21:30:03Z")

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I moved a group of constraints within a list to a different position for “aesthetic” reasons. Instead, I noticed, with surprise, that the resulting solution differed in the values ​​of the x\[ …\] matrix of the variables. …

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## [DAE simulation fails even when all derivatives are zero](https://discourse.julialang.org/t/dae-simulation-fails-even-when-all-derivatives-are-zero/132927)

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**Author:** [@ctessum](https://discourse.julialang.org/u/ctessum)\
**Replies:** 7\
**Last updated:** [October 7, 2025, 6:41pm UTC](https://discourse.julialang.org/t/dae-simulation-fails-even-when-all-derivatives-are-zero/132927 "2025-10-07T18:41:16Z")

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Hello! I have this system: using ModelingToolkit using ModelingToolkit: t\_nounits, D\_nounits using OrdinaryDiffEqRosenbrock, OrdinaryDiffEqNonlinearSolve @variables begin cation1m(t\_nounits), \[guess=1.0\] anion…

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## [Troubles using the Julia Debugger in VSCode](https://discourse.julialang.org/t/troubles-using-the-julia-debugger-in-vscode/132945)

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**Author:** [@armin\_golesch](https://discourse.julialang.org/u/armin_golesch)\
**Replies:** 4\
**Last updated:** [October 7, 2025, 5:51pm UTC](https://discourse.julialang.org/t/troubles-using-the-julia-debugger-in-vscode/132945 "2025-10-07T17:51:26Z")

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Hello all, I am new to the community and using Julia in general. I am facing some trouble using the debugger in VSCode. I am already running Julia in my custom environment and have a working script. However, I just cou…

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## [Speeding up per-sample gradients?](https://discourse.julialang.org/t/speeding-up-per-sample-gradients/109322)

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**Author:** [@AlexLewandowski](https://discourse.julialang.org/u/AlexLewandowski)\
**Replies:** 25\
**Last updated:** [October 7, 2025, 5:14pm UTC](https://discourse.julialang.org/t/speeding-up-per-sample-gradients/109322 "2025-10-07T17:14:36Z")

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I am trying to speed up the calculation of per-sample (or per-example) gradients. This can be done via a loop or a jacobian in Julia, but this is slow. The calculation of individual gradients can be batched in several py…

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## [Segmentation fault in multi thread code](https://discourse.julialang.org/t/segmentation-fault-in-multi-thread-code/132562)

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**Author:** [@liwa24](https://discourse.julialang.org/u/liwa24)\
**Replies:** 4\
**Last updated:** [October 7, 2025, 2:53pm UTC](https://discourse.julialang.org/t/segmentation-fault-in-multi-thread-code/132562 "2025-10-07T14:53:23Z")

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Hello, I would appreciate some advice on a multi thread code causing a segmentation fault with my workstation Dell Inc. Precision 7960 Tower (Intel® Xeon® w9-3495X × 112), running Ubuntu 24.04.2 LTS. Here you find a simp…

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## [Suggestion for an assembly language tutorial?](https://discourse.julialang.org/t/suggestion-for-an-assembly-language-tutorial/132933)

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**Author:** [@sylvaticus](https://discourse.julialang.org/u/sylvaticus)\
**Replies:** 7\
**Last updated:** [October 7, 2025, 2:11pm UTC](https://discourse.julialang.org/t/suggestion-for-an-assembly-language-tutorial/132933 "2025-10-07T14:11:45Z")

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Sometimes discussions here ends up at the assembly level… do you have a super entry level tutorial on assembly to recommend ? Where I can find the main concepts but also a bit of stuff to try in practice (Linux x64) ?

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## [Getting PYSR to work for VS Code (windows)](https://discourse.julialang.org/t/getting-pysr-to-work-for-vs-code-windows/132935)

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**Author:** [@ingasnor](https://discourse.julialang.org/u/ingasnor)\
**Replies:** 4\
**Last updated:** [October 7, 2025, 2:32pm UTC](https://discourse.julialang.org/t/getting-pysr-to-work-for-vs-code-windows/132935 "2025-10-07T14:32:40Z")

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Hi, I am trying to get the PYSR-package to work on my computer. I have already downloaded Julia (version 10.4.3) but when trying to run my code, it never finishes and it just ends up precompiling forever. All the other …

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## [Make custom type behave like Float64](https://discourse.julialang.org/t/make-custom-type-behave-like-float64/132926)

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**Author:** [@Nathan\_Boyer](https://discourse.julialang.org/u/Nathan_Boyer)\
**Replies:** 4\
**Last updated:** [October 7, 2025, 2:12pm UTC](https://discourse.julialang.org/t/make-custom-type-behave-like-float64/132926 "2025-10-07T14:12:31Z")

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(Related to Packages for colored REPL output?.) If I make a function return a custom type so that I can create a formatted show method for it, what functions do I then need to extend to make my type behave like Float64 …

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## [Align axes on different grids](https://discourse.julialang.org/t/align-axes-on-different-grids/132930)

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**Author:** [@albertomercurio](https://discourse.julialang.org/u/albertomercurio)\
**Replies:** 4\
**Last updated:** [October 7, 2025, 12:17pm UTC](https://discourse.julialang.org/t/align-axes-on-different-grids/132930 "2025-10-07T12:17:43Z")

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Hello, I want to create a figure using Makie.jl that aligns different axes in different layouts. For example, I have the following code using CairoMakie CairoMakie.activate!(type = "svg", pt\_per\_unit = 1.25) λ\_color =…

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## [Automerge skipped: should author do something?](https://discourse.julialang.org/t/automerge-skipped-should-author-do-something/132943)

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**Author:** [@dankelley](https://discourse.julialang.org/u/dankelley)\
**Replies:** 2\
**Last updated:** [October 7, 2025, 10:42am UTC](https://discourse.julialang.org/t/automerge-skipped-should-author-do-something/132943 "2025-10-07T10:42:18Z")

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At New version: OceanAnalysis v0.1.0 by JuliaRegistrator · Pull Request #139721 · JuliaRegistries/General · GitHub one can see an embarrassing record of trials I made a few days ago to try to submit my OceanAnalysis pack…

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## [Package for general purpose neuroimaging](https://discourse.julialang.org/t/package-for-general-purpose-neuroimaging/58147)

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**Author:** [@shak360](https://discourse.julialang.org/u/shak360)\
**Replies:** 5\
**Last updated:** [October 7, 2025, 8:14am UTC](https://discourse.julialang.org/t/package-for-general-purpose-neuroimaging/58147 "2025-10-07T08:14:09Z")

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Is there a package for general purpose neuroimaging? Specifically, does something akin to nibabel in Python for handling DICOM or NIFTI images exist?

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## [Error in updating histogram using Textbox in GLMakie](https://discourse.julialang.org/t/error-in-updating-histogram-using-textbox-in-glmakie/132891)

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**Author:** [@GSavvidis](https://discourse.julialang.org/u/GSavvidis)\
**Replies:** 6\
**Last updated:** [October 7, 2025, 8:04am UTC](https://discourse.julialang.org/t/error-in-updating-histogram-using-textbox-in-glmakie/132891 "2025-10-07T08:04:01Z")

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Hello, I am trying to use the Textbox option with GLMakie for histograms and in particular to change the binning of the data. Here’s the code I’m using: using GLMakie using FHist fig = Figure() tb = Textbox(fig, plac…

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## [Dense Matrix sparse binary vector product](https://discourse.julialang.org/t/dense-matrix-sparse-binary-vector-product/132833)

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**Author:** [@Fabrice\_Rosay](https://discourse.julialang.org/u/Fabrice_Rosay)\
**Replies:** 2\
**Last updated:** [October 7, 2025, 7:28am UTC](https://discourse.julialang.org/t/dense-matrix-sparse-binary-vector-product/132833 "2025-10-07T07:28:01Z")

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Hi, I need to train very shallow networks(2 dense layers) whose inputs are sparse binary vector (i.e. only 0 and 1 entries, batched, it is for NNUE). I tried to write custom kernels for forward and backward pass but the…

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## [CUDA | Avoid divide by zero in kernel using assume()](https://discourse.julialang.org/t/cuda-avoid-divide-by-zero-in-kernel-using-assume/132750)

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**Author:** [@Audrius-St](https://discourse.julialang.org/u/Audrius-St)\
**Replies:** 10\
**Last updated:** [October 7, 2025, 6:26am UTC](https://discourse.julialang.org/t/cuda-avoid-divide-by-zero-in-kernel-using-assume/132750 "2025-10-07T06:26:56Z")

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Hello, To avoid branching on a divide by zero test in a CUDA kernel, I am trying to use LLVM.Interop.assume() following the one example I’ve found in the CUDA docs: Below is a MNonWE. The parametric struct initializa…

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## [Slow matrix multiplication in CUBLAS.gemm\_strided\_batched with ComplexF64](https://discourse.julialang.org/t/slow-matrix-multiplication-in-cublas-gemm-strided-batched-with-complexf64/132826)

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**Author:** [@JackC](https://discourse.julialang.org/u/JackC)\
**Replies:** 1\
**Last updated:** [October 7, 2025, 6:25am UTC](https://discourse.julialang.org/t/slow-matrix-multiplication-in-cublas-gemm-strided-batched-with-complexf64/132826 "2025-10-07T06:25:05Z")

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I’ve been developing some GPU code that seems does a lot of matrix multiplications with complex numbers. I figured I’d use the CUBLAS implementations that are available in the CUDA.jl package. However, I’ve found that us…

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## [Taking ITensor Gradients](https://discourse.julialang.org/t/taking-itensor-gradients/132906)

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**Author:** [@oskar-novak](https://discourse.julialang.org/u/oskar-novak)\
**Replies:** 1\
**Last updated:** [October 7, 2025, 12:22am UTC](https://discourse.julialang.org/t/taking-itensor-gradients/132906 "2025-10-07T00:22:57Z")

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As someone relatively new to using ITensor, is there a straightforward way to integrate ITensor with an auto-differentiation library, such as Zygote.jl?

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## [Is NonlinearSolve.jl the right package?](https://discourse.julialang.org/t/is-nonlinearsolve-jl-the-right-package/132931)

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**Author:** [@co1emi11er](https://discourse.julialang.org/u/co1emi11er)\
**Replies:** 3\
**Last updated:** [October 7, 2025, 12:01am UTC](https://discourse.julialang.org/t/is-nonlinearsolve-jl-the-right-package/132931 "2025-10-07T00:01:49Z")

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What is the equivalent way to do this in julia? I wasn’t able to figure it out.

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## [Julia for computer science and quantum computing](https://discourse.julialang.org/t/julia-for-computer-science-and-quantum-computing/132914)

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**Author:** [@Dominik\_Ballo](https://discourse.julialang.org/u/Dominik_Ballo)\
**Replies:** 4\
**Last updated:** [October 6, 2025, 9:52pm UTC](https://discourse.julialang.org/t/julia-for-computer-science-and-quantum-computing/132914 "2025-10-06T21:52:44Z")

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Dear everyone! I am about to take OSSU Computer Science, and after that going to go further with quantum computing, my question is, when I have taken the juliaacademy introduction to Julia language for programmers cours…

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## [Help improving the performance of my implementation of a lower diagonal storage](https://discourse.julialang.org/t/help-improving-the-performance-of-my-implementation-of-a-lower-diagonal-storage/132867)

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**Author:** [@Ronis\_BR](https://discourse.julialang.org/u/Ronis_BR)\
**Replies:** 15\
**Last updated:** [October 6, 2025, 3:29pm UTC](https://discourse.julialang.org/t/help-improving-the-performance-of-my-implementation-of-a-lower-diagonal-storage/132867 "2025-10-06T15:29:55Z")

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Hi! I am trying to build a lower diagonal storage to reduce the memory footprint of some applications. In my case, when computing spherical harmonics, the coefficients are usual placed in a lower triangular matrix. This…

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