# Latest

**URL:** https://discourse.julialang.org/latest.md?page=30

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

**Page:** 31

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## [New section about Interoperability with other languages?](https://discourse.julialang.org/t/new-section-about-interoperability-with-other-languages/137168)

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**Author:** [@sylvaticus](https://discourse.julialang.org/u/sylvaticus)\
**Replies:** 5\
**Last updated:** [May 19, 2026, 3:16pm UTC](https://discourse.julialang.org/t/new-section-about-interoperability-with-other-languages/137168 "2026-05-19T15:16:02Z")

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I think it would be useful to have in general, other than “Performances” a subsection “Interoperability” (or find a better word) with other languages.. PyCall, RCall, MAtlab, etc.. it’s quite a large subsample of topics …

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## [Raycore.jl Binding TLAS does not exist](https://discourse.julialang.org/t/raycore-jl-binding-tlas-does-not-exist/137193)

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**Author:** [@xor0110](https://discourse.julialang.org/u/xor0110)\
**Replies:** 0\
**Last updated:** [May 19, 2026, 3:13pm UTC](https://discourse.julialang.org/t/raycore-jl-binding-tlas-does-not-exist/137193 "2026-05-19T15:13:17Z")

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I’m trying to use the package Raycore, but as I try to follow the basic example on the README: using Raycore, GeometryBasics, LinearAlgebra # Create geometry mesh = normal\_mesh(Sphere(Point3f(0, 0, 2), 1.0f0)) # Build…

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## [\[ANN\] GPUEnv.jl – Dynamically created overlay GPU backend environments for testing and benchmarking](https://discourse.julialang.org/t/ann-gpuenv-jl-dynamically-created-overlay-gpu-backend-environments-for-testing-and-benchmarking/137192)

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**Author:** [@hakkelt](https://discourse.julialang.org/u/hakkelt)\
**Replies:** 0\
**Last updated:** [May 19, 2026, 2:53pm UTC](https://discourse.julialang.org/t/ann-gpuenv-jl-dynamically-created-overlay-gpu-backend-environments-for-testing-and-benchmarking/137192 "2026-05-19T14:53:39Z")

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Hi everyone! I’m excited to announce GPUEnv.jl, a new utility package designed to make life easier for developers maintaining Julia packages that support multiple GPU backends. The Problem If your package supports CUDA…

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## [Tsit5() and DP5() stability](https://discourse.julialang.org/t/tsit5-and-dp5-stability/137137)

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**Author:** [@ligeston](https://discourse.julialang.org/u/ligeston)\
**Replies:** 13\
**Last updated:** [May 19, 2026, 2:32pm UTC](https://discourse.julialang.org/t/tsit5-and-dp5-stability/137137 "2026-05-19T14:32:02Z")

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Hi guys, I am wrapping up a script to solve the TOV equation, similar to the TOVsolver\_Julia, and I used ‘CommonSolve’ and ‘DifferentialEquations’ packages. In the solver, unlike the case in TOVsolver\_Julia, I used cal…

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## [Missing documentation for \`this\` (actually not)](https://discourse.julialang.org/t/missing-documentation-for-this-actually-not/137185)

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**Author:** [@lilachint](https://discourse.julialang.org/u/lilachint)\
**Replies:** 5\
**Last updated:** [May 19, 2026, 12:19pm UTC](https://discourse.julialang.org/t/missing-documentation-for-this-actually-not/137185 "2026-05-19T12:19:53Z")

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I came across Base.jl include, and saw this. Since Julia is not OOP, I had never seen this before. The keyword is not even documented, searching gives 0 results. I tested it myself in REPL and this seems to be a referenc…

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## [PDBTools.jl: A Lightweight and High-Performance Julia Package for Molecular Structure File Handling and Analysis](https://discourse.julialang.org/t/pdbtools-jl-a-lightweight-and-high-performance-julia-package-for-molecular-structure-file-handling-and-analysis/137191)

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**Author:** [@lmiq](https://discourse.julialang.org/u/lmiq)\
**Replies:** 0\
**Last updated:** [May 19, 2026, 12:06pm UTC](https://discourse.julialang.org/t/pdbtools-jl-a-lightweight-and-high-performance-julia-package-for-molecular-structure-file-handling-and-analysis/137191 "2026-05-19T12:06:31Z")

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I’m glad to inform the publication of the article describing the current features of PDBTools.jl : PDBTools.jl: A Lightweight and High-Performance Julia Package for Molecular Structure File Handling and Analysis https:/…

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## [Include inside and outside of module](https://discourse.julialang.org/t/include-inside-and-outside-of-module/137181)

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**Author:** [@jw3126](https://discourse.julialang.org/u/jw3126)\
**Replies:** 1\
**Last updated:** [May 19, 2026, 8:40am UTC](https://discourse.julialang.org/t/include-inside-and-outside-of-module/137181 "2026-05-19T08:40:02Z")

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In Julia, the following code is ideomatic: module A include("A.jl") end while module A end A.include("A.jl") is not. I 100% agree that the first option is more idiomatic, aesthetic, readable and should be preferred. …

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## [Varargs overloads for \`minmax\`?](https://discourse.julialang.org/t/varargs-overloads-for-minmax/137171)

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**Author:** [@jecs](https://discourse.julialang.org/u/jecs)\
**Replies:** 2\
**Last updated:** [May 18, 2026, 10:13pm UTC](https://discourse.julialang.org/t/varargs-overloads-for-minmax/137171 "2026-05-18T22:13:13Z")

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Both min and max have two-argument and Vararg versions. However, minmax only has 2-argument versions. It would be nice to extend minmax to the Vararg case, such that minmax(x...) is equivalent to returning (min(x...),…

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## [Plotting multiple lines between different points](https://discourse.julialang.org/t/plotting-multiple-lines-between-different-points/137155)

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**Author:** [@amca01](https://discourse.julialang.org/u/amca01)\
**Replies:** 5\
**Last updated:** [May 18, 2026, 7:32pm UTC](https://discourse.julialang.org/t/plotting-multiple-lines-between-different-points/137155 "2026-05-18T19:32:14Z")

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I have set of vertices, and for each vertex, a set of other vertices “adjacent” to it, given by a dictionary, For example: adj\[\[2,3\]\] = \[\[3,2\],\[1,0\],\[2,1\]\] What I want to do is to plot all the adjacencies. But this d…

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## [Modern approach to update an old package relying on PyCall and custom script to insall a python package](https://discourse.julialang.org/t/modern-approach-to-update-an-old-package-relying-on-pycall-and-custom-script-to-insall-a-python-package/137169)

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**Author:** [@sylvaticus](https://discourse.julialang.org/u/sylvaticus)\
**Replies:** 2\
**Last updated:** [May 18, 2026, 6:26pm UTC](https://discourse.julialang.org/t/modern-approach-to-update-an-old-package-relying-on-pycall-and-custom-script-to-insall-a-python-package/137169 "2026-05-18T18:26:03Z")

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I am the maintainer of OdsIO, an old package that wrap ezodf python module to read and write data on ODS (LibreOffice) spreadsheets. This has been my first package and at that time I used PyCall and made the installatio…

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## [Significantly Higher VRAM Usage and Slower Training on Flux Compared to PyTorch](https://discourse.julialang.org/t/significantly-higher-vram-usage-and-slower-training-on-flux-compared-to-pytorch/137124)

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**Author:** [@JoshuaBillson](https://discourse.julialang.org/u/JoshuaBillson)\
**Replies:** 25\
**Last updated:** [May 18, 2026, 2:59pm UTC](https://discourse.julialang.org/t/significantly-higher-vram-usage-and-slower-training-on-flux-compared-to-pytorch/137124 "2026-05-18T14:59:25Z")

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I’ve been working on a project where I’m converting Timm models to Flux along with their pre-trained weights. Everything is going well so far, but I noticed that Flux has significantly higher VRAM consumption and takes a…

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## [GSoC 2026: Out-of-Core Computing in Dagger - Initial Prototyping](https://discourse.julialang.org/t/gsoc-2026-out-of-core-computing-in-dagger-initial-prototyping/137161)

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**Author:** [@rainerrodrigues](https://discourse.julialang.org/u/rainerrodrigues)\
**Replies:** 0\
**Last updated:** [May 18, 2026, 11:16am UTC](https://discourse.julialang.org/t/gsoc-2026-out-of-core-computing-in-dagger-initial-prototyping/137161 "2026-05-18T11:16:30Z")

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Hi everyone! I’m Rainer. I’m preparing a GSoC proposal for the Out-of-Core Computing project for Dagger.jl. Coming from a background in mechatronics and embedded systems, dealing with strict hardware memory constraint…

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## [Minimal PINN example in Julia that works with current packages?](https://discourse.julialang.org/t/minimal-pinn-example-in-julia-that-works-with-current-packages/137147)

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**Author:** [@photor](https://discourse.julialang.org/u/photor)\
**Replies:** 4\
**Last updated:** [May 18, 2026, 8:59am UTC](https://discourse.julialang.org/t/minimal-pinn-example-in-julia-that-works-with-current-packages/137147 "2026-05-18T08:59:03Z")

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Hi, I’m trying to write a simple PINN (e.g., Newton cooling ODE) in Julia. I’ve tried Flux + Zygote but keep hitting issues from recent API changes and slow higher‑order AD. What’s the current recommended stack and a min…

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## [How to display images in Pluto?](https://discourse.julialang.org/t/how-to-display-images-in-pluto/50259)

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**Author:** [@joa-quim](https://discourse.julialang.org/u/joa-quim)\
**Replies:** 17\
**Last updated:** [May 18, 2026, 8:15am UTC](https://discourse.julialang.org/t/how-to-display-images-in-pluto/50259 "2026-05-18T08:15:39Z")

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I’ve seen a couple of threads discussion a bit of these but I couldn’t make it work for me in GMT.jl. There I have if (isdefined(Main, :IJulia) && Main.IJulia.inited) # From Jupyter? if (fname == "") display("imag…

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## [Modelling a network using PowerSystem and PowerSimulationDynamique](https://discourse.julialang.org/t/modelling-a-network-using-powersystem-and-powersimulationdynamique/137158)

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**Author:** [@Curtis96](https://discourse.julialang.org/u/Curtis96)\
**Replies:** 0\
**Last updated:** [May 18, 2026, 7:53am UTC](https://discourse.julialang.org/t/modelling-a-network-using-powersystem-and-powersimulationdynamique/137158 "2026-05-18T07:53:45Z")

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Hello everyone, I’m currently working on modelling a network based on GFM and GFL in Julia using PowerSystem.jl and PowerSimulationDynamique. I have written my own code for the GFL – essentially a custom GFL – but I am h…

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## [Julia auto-loaded modules](https://discourse.julialang.org/t/julia-auto-loaded-modules/137151)

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**Author:** [@ufechner7](https://discourse.julialang.org/u/ufechner7)\
**Replies:** 0\
**Last updated:** [May 18, 2026, 4:16am UTC](https://discourse.julialang.org/t/julia-auto-loaded-modules/137151 "2026-05-18T04:16:25Z")

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If I launch a clean Julia session, I get: julia\> keys(Base.loaded\_modules) KeySet for a Dict{Base.PkgId, Module} with 12 entries. Keys: Base.PkgId(Base.UUID("4536629a-c528-5b80-bd46-f80d51c5b363"), "OpenBLAS\_jll") B…

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## [Performance of Julia binary wrapper behind Matlab mex-file interface performance](https://discourse.julialang.org/t/performance-of-julia-binary-wrapper-behind-matlab-mex-file-interface-performance/126946)

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**Author:** [@andreasvarga](https://discourse.julialang.org/u/andreasvarga)\
**Replies:** 38\
**Last updated:** [May 17, 2026, 11:00pm UTC](https://discourse.julialang.org/t/performance-of-julia-binary-wrapper-behind-matlab-mex-file-interface-performance/126946 "2026-05-17T23:00:44Z")

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Recently I implemented a julia wrapper for a subroutine of the SLICOT library (specifically SB03MD to solve Lyapunov matrix equations). I used the generated binary wrappers in conjunction with Intel’s MKL, which is used…

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## [Reading STDF Tester Data Files](https://discourse.julialang.org/t/reading-stdf-tester-data-files/14216)

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**Author:** [@Ed\_Ferrari](https://discourse.julialang.org/u/Ed_Ferrari)\
**Replies:** 1\
**Last updated:** [May 17, 2026, 8:19pm UTC](https://discourse.julialang.org/t/reading-stdf-tester-data-files/14216 "2026-05-17T20:19:56Z")

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Totally new to Julia but considering learning it to develop analysis tools for our test data. Our most common format for tester data is STDF Teradyne Test Data Format. Is there a way to import STDF file fomated data for …

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## [Temporarily disable Project.toml "sources" so I can \`dev\` the local dependency version instead](https://discourse.julialang.org/t/temporarily-disable-project-toml-sources-so-i-can-dev-the-local-dependency-version-instead/137082)

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**Author:** [@Nathan\_Boyer](https://discourse.julialang.org/u/Nathan_Boyer)\
**Replies:** 2\
**Last updated:** [May 17, 2026, 11:06am UTC](https://discourse.julialang.org/t/temporarily-disable-project-toml-sources-so-i-can-dev-the-local-dependency-version-instead/137082 "2026-05-17T11:06:42Z")

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I have a personal package MyPackage that depends on another personal package MyPackageDependency. I am using the sources section of the MyPackage Project.toml file to point to the MyPackageDependency GitHub repository. H…

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## [Open source Solver to replace CPLEX in example?](https://discourse.julialang.org/t/open-source-solver-to-replace-cplex-in-example/137097)

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**Author:** [@rt9f](https://discourse.julialang.org/u/rt9f)\
**Replies:** 6\
**Last updated:** [May 17, 2026, 8:03am UTC](https://discourse.julialang.org/t/open-source-solver-to-replace-cplex-in-example/137097 "2026-05-17T08:03:35Z")

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Ten years ago this week, I read an article entitled Optimization in Julia. It was my first introduction to Julia and a great example of how easy one can define a constrained optimization problem in JuMP. The example used…

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## [Julia vs Numba](https://discourse.julialang.org/t/julia-vs-numba/137116)

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**Author:** [@lilachint](https://discourse.julialang.org/u/lilachint)\
**Replies:** 11\
**Last updated:** [May 17, 2026, 7:18am UTC](https://discourse.julialang.org/t/julia-vs-numba/137116 "2026-05-17T07:18:51Z")

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I used to use Numpy+Numba for some parallel computations with @nb.njit and nb.prange in Python. How does Julia compare to that? In the Python version, I used TBB/OMP threading layers and some optimization to speed up the…

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## [Type stability and tasks](https://discourse.julialang.org/t/type-stability-and-tasks/137136)

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**Author:** [@moble](https://discourse.julialang.org/u/moble)\
**Replies:** 6\
**Last updated:** [May 16, 2026, 2:12pm UTC](https://discourse.julialang.org/t/type-stability-and-tasks/137136 "2026-05-16T14:12:14Z")

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I’m looking into using tasks for some parallelization speedup, but I’m worried about type stability in the returned objects. For example, I’m calling a type-stable function over a range of Ints; the returned objects sho…

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## [QILaplace.jl - Quantum-Inspired Fourier and Laplace transforms with tensor networks](https://discourse.julialang.org/t/qilaplace-jl-quantum-inspired-fourier-and-laplace-transforms-with-tensor-networks/137143)

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**Author:** [@Gautameshwar](https://discourse.julialang.org/u/Gautameshwar)\
**Replies:** 0\
**Last updated:** [May 16, 2026, 11:20am UTC](https://discourse.julialang.org/t/qilaplace-jl-quantum-inspired-fourier-and-laplace-transforms-with-tensor-networks/137143 "2026-05-16T11:20:15Z")

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Hi all, A few months ago, I posted on Julia Discourse asking for feedback on my first-ever Julia package (link). Thanks to the lovely feedback from the community and those who reached out to me personally, QILaplace.jl …

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## [\[ANN\] UTCDates.jl](https://discourse.julialang.org/t/ann-utcdates-jl/137046)

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**Author:** [@tuckermcclure](https://discourse.julialang.org/u/tuckermcclure)\
**Replies:** 1\
**Last updated:** [May 15, 2026, 10:26pm UTC](https://discourse.julialang.org/t/ann-utcdates-jl/137046 "2026-05-15T22:26:00Z")

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I’d like to announce a new package called UTCDates for calculating the intervals between UTC dates, including proper handling of leap seconds. From the readme: Here’s an example of finding the elapsed time between two…

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## [\[ANN\] CImGui.jl - A Wrapper for Bloat-free Immediate Mode Graphical User interface(Dear ImGui)](https://discourse.julialang.org/t/ann-cimgui-jl-a-wrapper-for-bloat-free-immediate-mode-graphical-user-interface-dear-imgui/21268)

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**Author:** [@Gnimuc](https://discourse.julialang.org/u/Gnimuc)\
**Replies:** 48\
**Last updated:** [May 15, 2026, 10:04pm UTC](https://discourse.julialang.org/t/ann-cimgui-jl-a-wrapper-for-bloat-free-immediate-mode-graphical-user-interface-dear-imgui/21268 "2026-05-15T22:04:45Z")

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CImGui.jl is a wrapper for cimgui: a thin c-api wrapper programmatically generated for the excellent C++ immediate mode gui Dear ImGui. Dear ImGui is mainly for creating content creation tools and visualization / debug t…

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## [Does Julia support symbolic computation?](https://discourse.julialang.org/t/does-julia-support-symbolic-computation/104306)

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**Author:** [@WuSiren](https://discourse.julialang.org/u/WuSiren)\
**Replies:** 11\
**Last updated:** [May 15, 2026, 4:56pm UTC](https://discourse.julialang.org/t/does-julia-support-symbolic-computation/104306 "2026-05-15T16:56:48Z")

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Does Julia support symbolic computation? For example, I would like to perform symbolic matrix operations or simplify algebraic expressions. What is the best way to achieve this? Thanks!

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## [Dyad - Warning: Verbosity toggle: max\_iters](https://discourse.julialang.org/t/dyad-warning-verbosity-toggle-max-iters/137133)

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**Author:** [@gruemelmonster](https://discourse.julialang.org/u/gruemelmonster)\
**Replies:** 2\
**Last updated:** [May 15, 2026, 3:08pm UTC](https://discourse.julialang.org/t/dyad-warning-verbosity-toggle-max-iters/137133 "2026-05-15T15:08:11Z")

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I build a model of a grid rectifier with some diodes and switches (fsw ~50kHz). The simulation results look quite good, but I am getting this warning: ┌ Warning: Verbosity toggle: max\_iters │ Interrupted. Larger maxi…

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## [Avoiding Mutation vs Allocation](https://discourse.julialang.org/t/avoiding-mutation-vs-allocation/137123)

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**Author:** [@johnb](https://discourse.julialang.org/u/johnb)\
**Replies:** 7\
**Last updated:** [May 15, 2026, 2:35pm UTC](https://discourse.julialang.org/t/avoiding-mutation-vs-allocation/137123 "2026-05-15T14:35:33Z")

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I’ve been writing code for dynamic models in Julia for a few years now, and I keep running into a conflict between allocations and mutation. To improve ODE solve performance, I need to write in-place functions and preall…

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## [Registry fails to download with certificate error in 1.10.11](https://discourse.julialang.org/t/registry-fails-to-download-with-certificate-error-in-1-10-11/136390)

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**Author:** [@co1emi11er](https://discourse.julialang.org/u/co1emi11er)\
**Replies:** 9\
**Last updated:** [May 15, 2026, 2:29pm UTC](https://discourse.julialang.org/t/registry-fails-to-download-with-certificate-error-in-1-10-11/136390 "2026-05-15T14:29:50Z")

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What happened between 1.10.10 and 1.10.11 that would have broken the registry for me? I am on a work computer, so it is a certification issue. Julia 1.10.10 Julia 1.10.11 I can’t really download packages anymore. …

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## [Debugger no longer hits breakpoints in VSC?](https://discourse.julialang.org/t/debugger-no-longer-hits-breakpoints-in-vsc/136161)

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**Author:** [@joa-quim](https://discourse.julialang.org/u/joa-quim)\
**Replies:** 22\
**Last updated:** [May 15, 2026, 2:28pm UTC](https://discourse.julialang.org/t/debugger-no-longer-hits-breakpoints-in-vsc/136161 "2026-05-15T14:28:57Z")

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When now do @run ... no breakpoints are hit. That means no debugger at all- Only me?

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