# Latest

**URL:** https://discourse.julialang.org/latest.md?page=325

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

**Page:** 326

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## [This month in Julia world - 2024-08](https://discourse.julialang.org/t/this-month-in-julia-world-2024-08/119194)

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**Author:** [@Krastanov](https://discourse.julialang.org/u/Krastanov)\
**Replies:** 0\
**Last updated:** [September 8, 2024, 2:29pm UTC](https://discourse.julialang.org/t/this-month-in-julia-world-2024-08/119194 "2024-09-08T14:29:09Z")

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A monthly newsletter, mostly on julia internals, digestible for casual observers. A biased, incomplete, editorialized list of what I found interesting this month, with contributions from the community. A bit shorter thi…

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## [Slice the type CuSparseMatrixCSC matrix](https://discourse.julialang.org/t/slice-the-type-cusparsematrixcsc-matrix/119189)

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**Author:** [@automaticvehiclerook](https://discourse.julialang.org/u/automaticvehiclerook)\
**Replies:** 2\
**Last updated:** [September 8, 2024, 1:36pm UTC](https://discourse.julialang.org/t/slice-the-type-cusparsematrixcsc-matrix/119189 "2024-09-08T13:36:15Z")

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I have a doubt regarding slicing the sparse matrix on GPU.I don’t know why does the result matrix start assigning values from the second row.This is an unexpected result for me.How can i fix the error? using CUDA using …

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## [Could you know ZED ide](https://discourse.julialang.org/t/could-you-know-zed-ide/119182)

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**Author:** [@liu20001028](https://discourse.julialang.org/u/liu20001028)\
**Replies:** 1\
**Last updated:** [September 8, 2024, 11:40am UTC](https://discourse.julialang.org/t/could-you-know-zed-ide/119182 "2024-09-08T11:40:40Z")

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There is a new IDE called ZED which is bulit by Aom l like juno style ,so maybe we cal make it better as a julia special IDE

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## [Cannot install FTS extension in DuckDB](https://discourse.julialang.org/t/cannot-install-fts-extension-in-duckdb/117996)

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**Author:** [@TimG](https://discourse.julialang.org/u/TimG)\
**Replies:** 28\
**Last updated:** [September 8, 2024, 11:25am UTC](https://discourse.julialang.org/t/cannot-install-fts-extension-in-duckdb/117996 "2024-09-08T11:25:06Z")

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I cannot install the fts extension in DuckDB. The docs say it should auto-install, but it reports that it fails. I have also tried to install manually using DBInterface.execute(con, "INSTALL fts FROM 'http://extensi…

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## [Symbolics to Float64](https://discourse.julialang.org/t/symbolics-to-float64/119022)

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**Author:** [@Paul\_Warburton](https://discourse.julialang.org/u/Paul_Warburton)\
**Replies:** 19\
**Last updated:** [September 8, 2024, 9:38am UTC](https://discourse.julialang.org/t/symbolics-to-float64/119022 "2024-09-08T09:38:33Z")

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I have the output from symbolics\_solve What am I to do with this? Can someone tell me how to access this information in a usable form as in I want the maximum value for this output ? The answer should be π\*2 + π va…

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## [Stack with new axis last](https://discourse.julialang.org/t/stack-with-new-axis-last/119090)

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**Author:** [@jar1](https://discourse.julialang.org/u/jar1)\
**Replies:** 2\
**Last updated:** [September 7, 2024, 2:45pm UTC](https://discourse.julialang.org/t/stack-with-new-axis-last/119090 "2024-09-07T14:45:05Z")

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This makes a 5×2×3 array. If I want instead a 2×3×5 array, can I do it by passing ;dims= or do I need to permutedims afterwards? julia\> a = map(collect∘join, (Iterators.product((\["AB", "CD"\], \["rst", "uvw", "xyz"\])...))…

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## [Minecraft nuclearcraft optimization problem](https://discourse.julialang.org/t/minecraft-nuclearcraft-optimization-problem/119058)

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**Author:** [@Tarny\_GG\_Channie](https://discourse.julialang.org/u/Tarny_GG_Channie)\
**Replies:** 6\
**Last updated:** [September 8, 2024, 7:37am UTC](https://discourse.julialang.org/t/minecraft-nuclearcraft-optimization-problem/119058 "2024-09-08T07:37:51Z")

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I have a toy optimization problem for you. Out of all the Minecraft mods, nuclearcraft stood out to me, particularly, the fission reactors. Unlike other items in the mod itself or other mods, fission reactor in nuclearc…

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## [Cannot install gurobi](https://discourse.julialang.org/t/cannot-install-gurobi/119186)

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**Author:** [@Tarny\_GG\_Channie](https://discourse.julialang.org/u/Tarny_GG_Channie)\
**Replies:** 2\
**Last updated:** [September 8, 2024, 7:07am UTC](https://discourse.julialang.org/t/cannot-install-gurobi/119186 "2024-09-08T07:07:40Z")

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After obtaining my gurobi license, I tried to download gurobi for Julia. However, this happened. It said that the source was too slow. - https://anaconda.org/Gurobi/gurobi/11.0.2/download/win-64/gurobi-11.0.2-py311\_0.t…

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## [Benchmark game challenge and some optimization questions](https://discourse.julialang.org/t/benchmark-game-challenge-and-some-optimization-questions/79653)

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**Author:** [@Palli](https://discourse.julialang.org/u/Palli)\
**Replies:** 29\
**Last updated:** [January 13, 2024, 7:12pm UTC](https://discourse.julialang.org/t/benchmark-game-challenge-and-some-optimization-questions/79653 "2024-01-13T19:12:59Z")

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First the good news, at the Debian benchmark game, clicking “summary stats”: I see the top graph showing Julia is best for “Geometric Mean - Time plus Source Code size”. \[Then further down a similar graph, at first co…

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## [What is precompiled in a package by default?](https://discourse.julialang.org/t/what-is-precompiled-in-a-package-by-default/119128)

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**Author:** [@lmtzx9h4qqnt](https://discourse.julialang.org/u/lmtzx9h4qqnt)\
**Replies:** 4\
**Last updated:** [September 7, 2024, 7:44pm UTC](https://discourse.julialang.org/t/what-is-precompiled-in-a-package-by-default/119128 "2024-09-07T19:44:20Z")

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I’m sorry if this should be common knowledge, but somehow I haven’t been able to find any explicit information on this. I’m just wondering what (if anything) is precompiled in a package that doesn’t have any precompile s…

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## [Use CxxWrap with embedded julia without shared lib](https://discourse.julialang.org/t/use-cxxwrap-with-embedded-julia-without-shared-lib/119159)

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**Author:** [@Sergey](https://discourse.julialang.org/u/Sergey)\
**Replies:** 4\
**Last updated:** [September 7, 2024, 7:43pm UTC](https://discourse.julialang.org/t/use-cxxwrap-with-embedded-julia-without-shared-lib/119159 "2024-09-07T19:43:34Z")

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From example i saw that cxxwrap define some module like this int greet() { return 12; } void define\_julia\_module(jlcxx::Module& mod) { mod.method("greet", &greet); } We could create jlcxx::Module ++ several w…

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## [Is it possible to use embedded julia without julia installed](https://discourse.julialang.org/t/is-it-possible-to-use-embedded-julia-without-julia-installed/119145)

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**Author:** [@Sergey](https://discourse.julialang.org/u/Sergey)\
**Replies:** 5\
**Last updated:** [September 7, 2024, 4:58pm UTC](https://discourse.julialang.org/t/is-it-possible-to-use-embedded-julia-without-julia-installed/119145 "2024-09-07T16:58:32Z")

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Hi. Hope for community member experience! Im trying to extend my c++ app with power of julia. But i cant figure out some important questions: Should julia be installed on another computer Could i provide some library…

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## [Licensing of code published with papers](https://discourse.julialang.org/t/licensing-of-code-published-with-papers/119140)

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**Author:** [@gdkrmr](https://discourse.julialang.org/u/gdkrmr)\
**Replies:** 4\
**Last updated:** [September 7, 2024, 4:07pm UTC](https://discourse.julialang.org/t/licensing-of-code-published-with-papers/119140 "2024-09-07T16:07:56Z")

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Open access papers are usually published under a CC-BY license. Does this license also apply to the supporting information? Especially if there is code that has an extra GPL or CC-BY-SA license attached?

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## [Macro expansion and evaluation when the module with the macro definition is not in scope](https://discourse.julialang.org/t/macro-expansion-and-evaluation-when-the-module-with-the-macro-definition-is-not-in-scope/119170)

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**Author:** [@CameronBieganek](https://discourse.julialang.org/u/CameronBieganek)\
**Replies:** 2\
**Last updated:** [September 7, 2024, 4:16pm UTC](https://discourse.julialang.org/t/macro-expansion-and-evaluation-when-the-module-with-the-macro-definition-is-not-in-scope/119170 "2024-09-07T16:16:36Z")

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Let’s say I’m developing a macro @mymacro in a package called CoolStuff. Suppose that this @mymacro 42 expands to this: CoolStuff.foo(42) Now suppose that the user loads @mymacro by doing using CoolStuff: @mymacro in…

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## [VSCode terminal gets new features for Julia](https://discourse.julialang.org/t/vscode-terminal-gets-new-features-for-julia/118833)

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**Author:** [@xiaoxi](https://discourse.julialang.org/u/xiaoxi)\
**Replies:** 3\
**Last updated:** [September 7, 2024, 4:14pm UTC](https://discourse.julialang.org/t/vscode-terminal-gets-new-features-for-julia/118833 "2024-09-07T16:14:09Z")

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According to its release notes, the next version of VSCode will support command decorations and run recent commands for Julia in the terminal. There’s now support shell integration support for Julia and NuShell. This e…

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## [Facing issue with genie for a sample test function](https://discourse.julialang.org/t/facing-issue-with-genie-for-a-sample-test-function/118992)

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**Author:** [@Shiva\_raj](https://discourse.julialang.org/u/Shiva_raj)\
**Replies:** 2\
**Last updated:** [September 7, 2024, 3:52pm UTC](https://discourse.julialang.org/t/facing-issue-with-genie-for-a-sample-test-function/118992 "2024-09-07T15:52:57Z")

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Hi Team, when I run the below code I get error , please help me to fix as I am testing a new project with Genie. module App using Genie using Genie.Router using Genie.Renderer using Genie.Requests using Genie.Renderer.…

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## [CUDA Toolkit not found with BinaryBuilder](https://discourse.julialang.org/t/cuda-toolkit-not-found-with-binarybuilder/119169)

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**Author:** [@Jason\_Meziere](https://discourse.julialang.org/u/Jason_Meziere)\
**Replies:** 0\
**Last updated:** [September 7, 2024, 3:04pm UTC](https://discourse.julialang.org/t/cuda-toolkit-not-found-with-binarybuilder/119169 "2024-09-07T15:04:38Z")

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I am attempting to add CUDA support to the LAMMPS installation in Yggdrasil. However, I have been having trouble getting CUDA implementations to successfully compile. After some investigation, I found that the came comma…

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## [PackageCompiler create\_library --\> ERROR: LoadError: could not find project at "JuliaTest"](https://discourse.julialang.org/t/packagecompiler-create-library-error-loaderror-could-not-find-project-at-juliatest/119167)

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**Author:** [@Julian](https://discourse.julialang.org/u/Julian)\
**Replies:** 1\
**Last updated:** [September 7, 2024, 1:24pm UTC](https://discourse.julialang.org/t/packagecompiler-create-library-error-loaderror-could-not-find-project-at-juliatest/119167 "2024-09-07T13:24:31Z")

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I am new to Julia and I am trying to build a simple DLL using PackageCompiler create\_library. I have a directory JuliaTest which contains the following files: Project.toml Manifest.toml src/JuliaTest.jl Whenever I run…

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## [\[ANN\] BlindingIndex.jl](https://discourse.julialang.org/t/ann-blindingindex-jl/119161)

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**Author:** [@AdamWysokinski](https://discourse.julialang.org/u/AdamWysokinski)\
**Replies:** 0\
**Last updated:** [September 7, 2024, 9:01am UTC](https://discourse.julialang.org/t/ann-blindingindex-jl/119161 "2024-09-07T09:01:48Z")

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Compute James’ and Bang’s Blinding Indices, used in evaluating blinding of randomized, blinded clinical trials (RCTs). The code is based on R package BI by Marc Schwartz and Nate Mercaldo. repository: https://codeberg.…

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## [About the interpretation "@" by Macro](https://discourse.julialang.org/t/about-the-interpretation-by-macro/119155)

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**Author:** [@lionisxn](https://discourse.julialang.org/u/lionisxn)\
**Replies:** 2\
**Last updated:** [September 7, 2024, 4:21am UTC](https://discourse.julialang.org/t/about-the-interpretation-by-macro/119155 "2024-09-07T04:21:31Z")

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I have a macro defined as follows: macro A(x…) x …(other codes) end When I called “@A code@W”, the input x was interpreted by @A as two elements of \[:code, :W\], how can I prevent “@” from interpretation?

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## [Julia 1.10.0 not working on window 10](https://discourse.julialang.org/t/julia-1-10-0-not-working-on-window-10/108659)

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**Author:** [@kirit\_ved](https://discourse.julialang.org/u/kirit_ved)\
**Replies:** 3\
**Last updated:** [September 7, 2024, 1:55am UTC](https://discourse.julialang.org/t/julia-1-10-0-not-working-on-window-10/108659 "2024-09-07T01:55:51Z")

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i have downloaded julia using msstore but it is not runnung on windo 10 pro. possible solutions

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## [GLMakie on Raspberry Pi 400](https://discourse.julialang.org/t/glmakie-on-raspberry-pi-400/116401)

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**Author:** [@devel-chm](https://discourse.julialang.org/u/devel-chm)\
**Replies:** 13\
**Last updated:** [September 7, 2024, 1:07am UTC](https://discourse.julialang.org/t/glmakie-on-raspberry-pi-400/116401 "2024-09-07T01:07:47Z")

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I recently installed julia 1.6.7 on a Raspberry Pi 400 computer as that was what was available from julialang.org downloads. When I tried to install GLMakie which is my preferred plotting program, it failed at precomp…

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## [Error when calling Python (PyCall) from a distributed worker in SLURM](https://discourse.julialang.org/t/error-when-calling-python-pycall-from-a-distributed-worker-in-slurm/103188)

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**Author:** [@martinmestre](https://discourse.julialang.org/u/martinmestre)\
**Replies:** 2\
**Last updated:** [September 6, 2024, 11:52pm UTC](https://discourse.julialang.org/t/error-when-calling-python-pycall-from-a-distributed-worker-in-slurm/103188 "2024-09-06T23:52:30Z")

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Hello, my code is as follows. The error comes up only when I call a Python function inside the Julia function named χ²Full. If I set that function to zero, then there is not problem. Besides, my original code does work i…

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## [Symbolics.jl \`simplify\` behaves in a strange random fashion](https://discourse.julialang.org/t/symbolics-jl-simplify-behaves-in-a-strange-random-fashion/119141)

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**Author:** [@AronT](https://discourse.julialang.org/u/AronT)\
**Replies:** 7\
**Last updated:** [September 6, 2024, 11:34pm UTC](https://discourse.julialang.org/t/symbolics-jl-simplify-behaves-in-a-strange-random-fashion/119141 "2024-09-06T23:34:45Z")

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So I was trying to simplify some expression and it didn’t work for me and I couldn’t understand why. Boiling it down to its simplest form, if I use different letters of the alphabet sometimes it works and sometimes it do…

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## [EM algorithm for HMM-GLM models in Julia?](https://discourse.julialang.org/t/em-algorithm-for-hmm-glm-models-in-julia/119136)

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**Author:** [@PeX](https://discourse.julialang.org/u/PeX)\
**Replies:** 5\
**Last updated:** [September 6, 2024, 7:42pm UTC](https://discourse.julialang.org/t/em-algorithm-for-hmm-glm-models-in-julia/119136 "2024-09-06T19:42:29Z")

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Hi all, Is there anyone here who tried to use Julia for HMM-GLM models using Expectation Maximization? I’m looking for good references to try it out. I looked at HiddenMarkovModels.jl but I’m not sure how to use it to …

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## [Different BinaryBuilder Platforms Locally Vs. Github](https://discourse.julialang.org/t/different-binarybuilder-platforms-locally-vs-github/119139)

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**Author:** [@Jason\_Meziere](https://discourse.julialang.org/u/Jason_Meziere)\
**Replies:** 1\
**Last updated:** [September 6, 2024, 6:43pm UTC](https://discourse.julialang.org/t/different-binarybuilder-platforms-locally-vs-github/119139 "2024-09-06T18:43:19Z")

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I have an open pull request #9244 in Yggdrasil to add some features to the LAMMPS build there. Previous commits of the pull request did not include the correct build types that I wanted. However, when I changed to the c…

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## [What are the dangers of eval in macros, to get the values of an enum symbol](https://discourse.julialang.org/t/what-are-the-dangers-of-eval-in-macros-to-get-the-values-of-an-enum-symbol/119078)

<div class="topic-metadata">

**Author:** [@NatMath](https://discourse.julialang.org/u/NatMath)\
**Replies:** 3\
**Last updated:** [September 6, 2024, 6:22pm UTC](https://discourse.julialang.org/t/what-are-the-dangers-of-eval-in-macros-to-get-the-values-of-an-enum-symbol/119078 "2024-09-06T18:22:28Z")

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I’m working on an implementation of the PBRT 4 raytracer in Julia. To avoid having containers of abstract types for primitives, materials, etc, some of the base object types are defined using a tag, instead of subclasses…

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## [Pkg folders get bigger after each minor version release](https://discourse.julialang.org/t/pkg-folders-get-bigger-after-each-minor-version-release/119133)

<div class="topic-metadata">

**Author:** [@numberMX](https://discourse.julialang.org/u/numberMX)\
**Replies:** 7\
**Last updated:** [September 6, 2024, 5:54pm UTC](https://discourse.julialang.org/t/pkg-folders-get-bigger-after-each-minor-version-release/119133 "2024-09-06T17:54:48Z")

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When there’s a new minor release of Julia, and Pkg does a fresh precompile of all the installed packages, it doesn’t seem to delete the old files. After updating from 1.10.4 to 1.10.5, the .julia/compiled/v1.10 folder we…

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## [Curved arrow using Makie.jl](https://discourse.julialang.org/t/curved-arrow-using-makie-jl/117013)

<div class="topic-metadata">

**Author:** [@albertomercurio](https://discourse.julialang.org/u/albertomercurio)\
**Replies:** 15\
**Last updated:** [September 6, 2024, 5:52pm UTC](https://discourse.julialang.org/t/curved-arrow-using-makie-jl/117013 "2024-09-06T17:52:32Z")

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Hello, I would like to draw a curved arrow inside an axis using Makie.jl More precisely, I have a starting point x0, a final point x1, and I want to draw and arrow which is not straight, but curved in some way. How ca…

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## [VideoIO.jl doesn't seem to use GPU for video encoding on server with GPU](https://discourse.julialang.org/t/videoio-jl-doesnt-seem-to-use-gpu-for-video-encoding-on-server-with-gpu/119132)

<div class="topic-metadata">

**Author:** [@pxshen](https://discourse.julialang.org/u/pxshen)\
**Replies:** 1\
**Last updated:** [September 6, 2024, 4:53pm UTC](https://discourse.julialang.org/t/videoio-jl-doesnt-seem-to-use-gpu-for-video-encoding-on-server-with-gpu/119132 "2024-09-06T16:53:36Z")

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I’m on Google Colab with L4 GPU. VideoIO.jl seems to run entirely on CPU despite L4 having hardware video decoders. Is there a setting somewhere?

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