# Latest

**URL:** https://discourse.julialang.org/latest.md?page=141

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

**Page:** 142

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## [Julia v1.11.6 testing period](https://discourse.julialang.org/t/julia-v1-11-6-testing-period/130429)

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**Author:** [@kristoffer.carlsson](https://discourse.julialang.org/u/kristoffer.carlsson)\
**Replies:** 0\
**Last updated:** [July 2, 2025, 7:36pm UTC](https://discourse.julialang.org/t/julia-v1-11-6-testing-period/130429 "2025-07-02T19:36:22Z")

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The release-1.11 branch on the Julia repository now contains the set of commits we’re planning to tag as v1.11.6. The list of commits included since v1.11.5 is available here. As a patch release, it should be non-breakin…

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## [GLMakie: selecting points in log-log plot](https://discourse.julialang.org/t/glmakie-selecting-points-in-log-log-plot/130371)

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**Author:** [@aris](https://discourse.julialang.org/u/aris)\
**Replies:** 10\
**Last updated:** [July 2, 2025, 7:02pm UTC](https://discourse.julialang.org/t/glmakie-selecting-points-in-log-log-plot/130371 "2025-07-02T19:02:55Z")

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Hello everyone, I have a gui which involves a contour plot with log-log axes. The goal is to be able to select some points from within the plot by clicking on in. Everything works fine in the case of linear axes: ▶ MR…

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## [Julia version 1.10.9](https://discourse.julialang.org/t/julia-version-1-10-9/130428)

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**Author:** [@Smara\_Kazenango](https://discourse.julialang.org/u/Smara_Kazenango)\
**Replies:** 1\
**Last updated:** [July 2, 2025, 6:19pm UTC](https://discourse.julialang.org/t/julia-version-1-10-9/130428 "2025-07-02T18:19:49Z")

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I upgraded Julia from version 1.11.4 to version .9. I am receiving a kernel error when running Julia in Jupyter notebook. How can I fix this?

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## [Issue with scoping rules of parameter (and variable) declaration in components (Catalyst vs ModelingToolkit)](https://discourse.julialang.org/t/issue-with-scoping-rules-of-parameter-and-variable-declaration-in-components-catalyst-vs-modelingtoolkit/130232)

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**Author:** [@Cedric\_Lhoussaine](https://discourse.julialang.org/u/Cedric_Lhoussaine)\
**Replies:** 8\
**Last updated:** [July 2, 2025, 3:19pm UTC](https://discourse.julialang.org/t/issue-with-scoping-rules-of-parameter-and-variable-declaration-in-components-catalyst-vs-modelingtoolkit/130232 "2025-07-02T15:19:18Z")

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Working with Catalyst v15.0.8 and ModelingToolkit v9.80.5, I found a strange and misleading behavior w.r.t. parameter declarations in reaction components: suppose I declare a parameter (k) in two different components (n…

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## [Best practices for use of structs with NonlinearSolve.jl](https://discourse.julialang.org/t/best-practices-for-use-of-structs-with-nonlinearsolve-jl/130286)

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**Author:** [@PatrickMcFarlane](https://discourse.julialang.org/u/PatrickMcFarlane)\
**Replies:** 15\
**Last updated:** [July 2, 2025, 2:36pm UTC](https://discourse.julialang.org/t/best-practices-for-use-of-structs-with-nonlinearsolve-jl/130286 "2025-07-02T14:36:25Z")

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I’m working on an economic model where I need to solve a system of equations. Most of those equations are defined implicitly from a sort of mean-field game. Basically I construct several multidimensional arrays, const…

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## [Makie: How to convert keyword arguments in addition to positional arguments?](https://discourse.julialang.org/t/makie-how-to-convert-keyword-arguments-in-addition-to-positional-arguments/130405)

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**Author:** [@fverdugo](https://discourse.julialang.org/u/fverdugo)\
**Replies:** 5\
**Last updated:** [July 2, 2025, 2:31pm UTC](https://discourse.julialang.org/t/makie-how-to-convert-keyword-arguments-in-addition-to-positional-arguments/130405 "2025-07-02T14:31:06Z")

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Hi, When calling say Makie.mesh(args...;kwargs...) for some arguments with user defined-type, one can define an argument conversion for the positional arguments args using function Makie.convert\_arguments. But how to c…

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## [Mysterious gap on my GeoMakie plot](https://discourse.julialang.org/t/mysterious-gap-on-my-geomakie-plot/130367)

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**Author:** [@Leon6](https://discourse.julialang.org/u/Leon6)\
**Replies:** 3\
**Last updated:** [July 2, 2025, 1:50pm UTC](https://discourse.julialang.org/t/mysterious-gap-on-my-geomakie-plot/130367 "2025-07-02T13:50:37Z")

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Here is my code: File\_fig = joinpath(output\_path, "map.png"); isfile(File\_fig) && rm(File\_fig); using CairoMakie using GeoMakie lonbounds = (-180, -30); latbounds = (10, 80); Han = Figure(); ga = GeoAxis(Han\[1, 1\]; …

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## [Optimizing an objective function which contains auto-diifferentiation](https://discourse.julialang.org/t/optimizing-an-objective-function-which-contains-auto-diifferentiation/130395)

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**Author:** [@sn248](https://discourse.julialang.org/u/sn248)\
**Replies:** 3\
**Last updated:** [July 2, 2025, 12:22pm UTC](https://discourse.julialang.org/t/optimizing-an-objective-function-which-contains-auto-diifferentiation/130395 "2025-07-02T12:22:33Z")

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Hi I am trying to optimize an objective function which itself contains auto-differentiation, but the optimization fails, so I tried with a trivial example and it still fails. If anyone can suggest any approaches, that w…

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## [ReactiveECS vs Overseer: Reactive ECS is 4.6x faster than Overseer for 100k entities](https://discourse.julialang.org/t/reactiveecs-vs-overseer-reactive-ecs-is-4-6x-faster-than-overseer-for-100k-entities/130282)

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**Author:** [@Gesee](https://discourse.julialang.org/u/Gesee)\
**Replies:** 3\
**Last updated:** [July 2, 2025, 9:16am UTC](https://discourse.julialang.org/t/reactiveecs-vs-overseer-reactive-ecs-is-4-6x-faster-than-overseer-for-100k-entities/130282 "2025-07-02T09:16:44Z")

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Hello guys. I recently ran a comparison between ReactiveECS.jl (RECS) and Overseer.jl, two powerful ECS (Entity-Component-System) frameworks. The results are eye-opening and show that both frameworks have unique strengt…

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## [Plotting function returning complex vector](https://discourse.julialang.org/t/plotting-function-returning-complex-vector/130393)

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**Author:** [@rokke](https://discourse.julialang.org/u/rokke)\
**Replies:** 7\
**Last updated:** [July 2, 2025, 8:34am UTC](https://discourse.julialang.org/t/plotting-function-returning-complex-vector/130393 "2025-07-02T08:34:02Z")

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I have some functions which each return a constant n number of complex values, and would like to plot one as a series of lines on the complex plane. if I do something like plot(real.(\[f.(0.1:.1:5)...;;\]'),-imag.(\[f.(0.1…

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## [Should throw ERROR when if false?](https://discourse.julialang.org/t/should-throw-error-when-if-false/130401)

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**Author:** [@WalterMadelim](https://discourse.julialang.org/u/WalterMadelim)\
**Replies:** 1\
**Last updated:** [July 2, 2025, 7:27am UTC](https://discourse.julialang.org/t/should-throw-error-when-if-false/130401 "2025-07-02T07:27:41Z")

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julia\> if false break end ERROR: syntax: break or continue outside loop Stacktrace: \[1\] top-level scope @ REPL\[1\]:1 I think this ERROR doesn’t have to be seen at REPL—it is distracting. When the c…

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## [Donations link for sciml is broken](https://discourse.julialang.org/t/donations-link-for-sciml-is-broken/130389)

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**Author:** [@lewis](https://discourse.julialang.org/u/lewis)\
**Replies:** 6\
**Last updated:** [July 1, 2025, 8:17pm UTC](https://discourse.julialang.org/t/donations-link-for-sciml-is-broken/130389 "2025-07-01T20:17:01Z")

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Wanted to contribute to: SciML Small Grants Program Current Project List But, the Donate link (see below) appears to be broken. Donate Is it adequately funded for now or working with the 1 month (“prevent sniping”) b…

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## [\[ANN\] StellarTracks.jl - Access and interpolate stellar tracks, isochrones](https://discourse.julialang.org/t/ann-stellartracks-jl-access-and-interpolate-stellar-tracks-isochrones/130388)

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**Author:** [@cgarling](https://discourse.julialang.org/u/cgarling)\
**Replies:** 0\
**Last updated:** [July 1, 2025, 8:00pm UTC](https://discourse.julialang.org/t/ann-stellartracks-jl-access-and-interpolate-stellar-tracks-isochrones/130388 "2025-07-01T20:00:54Z")

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I have registered and released StellarTracks.jl, which provides a uniform interface to stellar evolutionary tracks from PARSEC, MIST, and BaSTI. New tracks can be interpolated as a function of stellar initial mass and me…

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## [What is the difference bewtween these two types? ::Vector{GMTdataset{\_A, 2} where \_A\<:Real} and ::Vector{\<:GMTdataset{T, 2}}; ...) where T\<:Real](https://discourse.julialang.org/t/what-is-the-difference-bewtween-these-two-types-vector-gmtdataset-a-2-where-a-real-and-vector-gmtdataset-t-2-where-t-real/130384)

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**Author:** [@joa-quim](https://discourse.julialang.org/u/joa-quim)\
**Replies:** 2\
**Last updated:** [July 1, 2025, 7:00pm UTC](https://discourse.julialang.org/t/what-is-the-difference-bewtween-these-two-types-vector-gmtdataset-a-2-where-a-real-and-vector-gmtdataset-t-2-where-t-real/130384 "2025-07-01T19:00:08Z")

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Hi, I’m puzzled with this method failure. There must be one difference because it errors with, but I really can’t figure what. typeof(D) Vector{GMTdataset{\_A, 2} where \_A\<:Real} (alias for Array{GMTdataset{\_A, 2} where…

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## [How to remake a SteadyStateProblem efficiently](https://discourse.julialang.org/t/how-to-remake-a-steadystateproblem-efficiently/130376)

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**Author:** [@Bart\_van\_de\_Lint](https://discourse.julialang.org/u/Bart_van_de_Lint)\
**Replies:** 2\
**Last updated:** [July 1, 2025, 6:11pm UTC](https://discourse.julialang.org/t/how-to-remake-a-steadystateproblem-efficiently/130376 "2025-07-01T18:11:28Z")

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I am trying to efficiently reinitialize a SteadyStateProblem, built from a ModelingToolkit System. steady\_prob = SteadyStateProblem(prob) steady\_prob = remake(steady\_prob; u0=new\_u0) But this doesn’t actually change th…

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## [MTK query when dealing with vector variables](https://discourse.julialang.org/t/mtk-query-when-dealing-with-vector-variables/130366)

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**Author:** [@Sushrut\_Deshpande](https://discourse.julialang.org/u/Sushrut_Deshpande)\
**Replies:** 3\
**Last updated:** [July 1, 2025, 5:23pm UTC](https://discourse.julialang.org/t/mtk-query-when-dealing-with-vector-variables/130366 "2025-07-01T17:23:06Z")

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Hello, When I run the following toy case I get the following problem: using ModelingToolkit, SteadyStateDiffEq @independent\_variables t function my\_fun(;name,N=100) vars = @variables begin x(t)\[1:N+1\], …

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## [How to create lat/lon labels like “45°N” and “75°W” in GeoMakie?](https://discourse.julialang.org/t/how-to-create-lat-lon-labels-like-45-n-and-75-w-in-geomakie/130320)

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**Author:** [@leon](https://discourse.julialang.org/u/leon)\
**Replies:** 5\
**Last updated:** [July 1, 2025, 5:12pm UTC](https://discourse.julialang.org/t/how-to-create-lat-lon-labels-like-45-n-and-75-w-in-geomakie/130320 "2025-07-01T17:12:34Z")

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Below is my code. No matter what I tried. I can only get the degree symbol “°” displayed, but not the N or W next to it. Does anyone know how to do it properly? using CairoMakie using GeoMakie # Create figure and geogr…

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## [Error running Pluto](https://discourse.julialang.org/t/error-running-pluto/130382)

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**Author:** [@Miguel](https://discourse.julialang.org/u/Miguel)\
**Replies:** 0\
**Last updated:** [July 1, 2025, 5:05pm UTC](https://discourse.julialang.org/t/error-running-pluto/130382 "2025-07-01T17:05:42Z")

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After installing Plotly, I can no longer run Pluto in Firefox or Brave. The following error message appears in the console when loading Pluto: julia\> Pluto.run() Opening XXXXXXXXX in your default browser… ~ have fun! P…

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## [Custom Quarto Code Blocks](https://discourse.julialang.org/t/custom-quarto-code-blocks/130375)

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**Author:** [@mrufsvold](https://discourse.julialang.org/u/mrufsvold)\
**Replies:** 1\
**Last updated:** [July 1, 2025, 4:46pm UTC](https://discourse.julialang.org/t/custom-quarto-code-blocks/130375 "2025-07-01T16:46:31Z")

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Since we have a number of Quarto gurus in the Julia community, I’m wondering if someone could help here: I’d like to make a quarto notebook with special snowflake-sql code blocks that take the query string written in th…

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## [Stale "recent notebook" still shown in Pluto](https://discourse.julialang.org/t/stale-recent-notebook-still-shown-in-pluto/119203)

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**Author:** [@liu20001028](https://discourse.julialang.org/u/liu20001028)\
**Replies:** 13\
**Last updated:** [July 1, 2025, 3:55pm UTC](https://discourse.julialang.org/t/stale-recent-notebook-still-shown-in-pluto/119203 "2025-07-01T15:55:09Z")

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why does the my work didnt auto delet (the notebook in My work is already deleted by myself) The source file has been deleted by me, but it is still displayed.

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## [Package Proposal: ExperimentNumber.jl - annotating an integer with a label to allow dispatch on label](https://discourse.julialang.org/t/package-proposal-experimentnumber-jl-annotating-an-integer-with-a-label-to-allow-dispatch-on-label/130374)

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**Author:** [@gmcardle](https://discourse.julialang.org/u/gmcardle)\
**Replies:** 0\
**Last updated:** [July 1, 2025, 2:58pm UTC](https://discourse.julialang.org/t/package-proposal-experimentnumber-jl-annotating-an-integer-with-a-label-to-allow-dispatch-on-label/130374 "2025-07-01T14:58:22Z")

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I’m currently making a small module to scratch an itch but wondered if it would be of wider use and worth going the extra step of publishing it. My primary use case is to be able to pass the run number of a given experi…

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## [Batched Hessian-Vector Product (on the GPU)](https://discourse.julialang.org/t/batched-hessian-vector-product-on-the-gpu/130372)

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**Author:** [@eblumen](https://discourse.julialang.org/u/eblumen)\
**Replies:** 0\
**Last updated:** [July 1, 2025, 2:30pm UTC](https://discourse.julialang.org/t/batched-hessian-vector-product-on-the-gpu/130372 "2025-07-01T14:30:38Z")

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Hello, I am trying to implement a sort of ‘batched’ HVP. Here’s the setup: consider some collection of particle positions x\_{i,\\alpha,\\beta,\\gamma} where i = 1,\\ldots, d is a coordinate index, and \\alpha,\\beta,\\gamma in…

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## [\[ANN\] MetidaNCA.jl: Noncompartmental PK Analysis (NCA)](https://discourse.julialang.org/t/ann-metidanca-jl-noncompartmental-pk-analysis-nca/64472)

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**Author:** [@PharmCat](https://discourse.julialang.org/u/PharmCat)\
**Replies:** 9\
**Last updated:** [July 1, 2025, 2:21pm UTC](https://discourse.julialang.org/t/ann-metidanca-jl-noncompartmental-pk-analysis-nca/64472 "2025-07-01T14:21:03Z")

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MetidaNCA is the package for noncompartmental pharmacokinetic analysis. It’s assumed that the package can be used for batch data analysis. The main calculation methods are implemented: Linear-trapesoidal; Log-trapezoid…

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## [Unit Validation and Inspection with MTK - error in the documentation?](https://discourse.julialang.org/t/unit-validation-and-inspection-with-mtk-error-in-the-documentation/112145)

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**Author:** [@kraqbi](https://discourse.julialang.org/u/kraqbi)\
**Replies:** 3\
**Last updated:** [July 1, 2025, 2:10pm UTC](https://discourse.julialang.org/t/unit-validation-and-inspection-with-mtk-error-in-the-documentation/112145 "2025-07-01T14:10:34Z")

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Hello! This is my first post here, so please forgive me if I do not master all conventions yet. I plan to add units verification of my model using the available tools from ModelingToolkit. I was trying to reproduce th…

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## [\[ANN\] KWayMerges.jl: Small package for the k-way merge algorithm](https://discourse.julialang.org/t/ann-kwaymerges-jl-small-package-for-the-k-way-merge-algorithm/130340)

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**Author:** [@jakobnissen](https://discourse.julialang.org/u/jakobnissen)\
**Replies:** 2\
**Last updated:** [July 1, 2025, 11:52am UTC](https://discourse.julialang.org/t/ann-kwaymerges-jl-small-package-for-the-k-way-merge-algorithm/130340 "2025-07-01T11:52:00Z")

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I’m pleased to introduce the newest BioJulia package: KWayMerges.jl - currently undergoing registration. This tiny package provides the KWayMerger type, which lazily merges multiple sorted iterators into a single, sorte…

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## [Easy GitHub benchmarking with new AirspeedVelocity.jl](https://discourse.julialang.org/t/easy-github-benchmarking-with-new-airspeedvelocity-jl/129327)

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**Author:** [@MilesCranmer](https://discourse.julialang.org/u/MilesCranmer)\
**Replies:** 18\
**Last updated:** [July 1, 2025, 9:21am UTC](https://discourse.julialang.org/t/easy-github-benchmarking-with-new-airspeedvelocity-jl/129327 "2025-07-01T09:21:02Z")

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AirspeedVelocity.jl now has a marketplace GitHub Action! I’m excited to announce a marketplace GitHub Action for AirspeedVelocity.jl, making it very easy to measure benchmarks in pull requests to your Julia package. The…

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## [How to organize code for a module + scripts](https://discourse.julialang.org/t/how-to-organize-code-for-a-module-scripts/130360)

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**Author:** [@Tamas\_Papp](https://discourse.julialang.org/u/Tamas_Papp)\
**Replies:** 2\
**Last updated:** [July 1, 2025, 8:47am UTC](https://discourse.julialang.org/t/how-to-organize-code-for-a-module-scripts/130360 "2025-07-01T08:47:40Z")

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I am generating plots and tables for a paper. I want to organize the relevant code in a git repo, containing a module, eg Figures, in a single file, a bunch of scripts that I can run that call functionality from the mo…

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## [NeuralIntegrator: Spiking neural network and synaptic plasticity in DifferentialEquations.jl](https://discourse.julialang.org/t/neuralintegrator-spiking-neural-network-and-synaptic-plasticity-in-differentialequations-jl/130295)

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**Author:** [@flmuk](https://discourse.julialang.org/u/flmuk)\
**Replies:** 1\
**Last updated:** [July 1, 2025, 8:09am UTC](https://discourse.julialang.org/t/neuralintegrator-spiking-neural-network-and-synaptic-plasticity-in-differentialequations-jl/130295 "2025-07-01T08:09:13Z")

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NeuralIntegrator: simulating spiking neural networks with discontinuities I work in the field of computational neuroscience and model spiking neural networks (SNNs) with different synaptic plasticity rules, i.e. rules o…

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## [Is there a standard way of building packages with graphical extension](https://discourse.julialang.org/t/is-there-a-standard-way-of-building-packages-with-graphical-extension/130254)

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**Author:** [@Herve](https://discourse.julialang.org/u/Herve)\
**Replies:** 3\
**Last updated:** [July 1, 2025, 1:35am UTC](https://discourse.julialang.org/t/is-there-a-standard-way-of-building-packages-with-graphical-extension/130254 "2025-07-01T01:35:13Z")

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Hi. I often bump into the following problem, related to graphics libraries. I have worked with Matlab for more than 20 years, so I had my habits (I nearly stopped since I adopted Julia, and have been all the more happy)…

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## [\[ANN\] Gaston v2.0 released](https://discourse.julialang.org/t/ann-gaston-v2-0-released/130358)

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**Author:** [@mbaz](https://discourse.julialang.org/u/mbaz)\
**Replies:** 0\
**Last updated:** [July 1, 2025, 1:29am UTC](https://discourse.julialang.org/t/ann-gaston-v2-0-released/130358 "2025-07-01T01:29:35Z")

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Version 2.0 of Gaston (a Julia package for plotting with gnuplot) has been released. Highlights include: A recipe system to allow plotting of arbitrary Julia types. A new package, GastonRecipes, allows writing recipes …

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