# Latest

**URL:** https://discourse.julialang.org/latest.md?page=47

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

**Page:** 48

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## [I'm new to Julia and am hoping to use Apple's MLX Framework with Julia](https://discourse.julialang.org/t/im-new-to-julia-and-am-hoping-to-use-apples-mlx-framework-with-julia/136073)

<div class="topic-metadata">

**Author:** [@Bill\_Oliver](https://discourse.julialang.org/u/Bill_Oliver)\
**Replies:** 12\
**Last updated:** [March 8, 2026, 2:20pm UTC](https://discourse.julialang.org/t/im-new-to-julia-and-am-hoping-to-use-apples-mlx-framework-with-julia/136073 "2026-03-08T14:20:57Z")

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I’m new to Julia and I am loving the language. Some test code I have runs in about 2 minutes, which I found astounding given the amount of computation involved and that the code is written with loops. However, when I por…

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## [What Makie (or GLMakie) version to install?](https://discourse.julialang.org/t/what-makie-or-glmakie-version-to-install/136066)

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**Author:** [@lmiq](https://discourse.julialang.org/u/lmiq)\
**Replies:** 9\
**Last updated:** [March 8, 2026, 12:02am UTC](https://discourse.julialang.org/t/what-makie-or-glmakie-version-to-install/136066 "2026-03-08T00:02:12Z")

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I find confusing, now, the organization of the Makie ecosystem. I’m using GLMakie for a package. What should I install? Which version? Makie has had many breaking versions since my last update, and is now in 0.24.9, but …

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## [ONNX Probabilistic Programming Working Group – Collaboration with the Julia PPL Ecosystem (Turing.jl / RxInfer.jl)](https://discourse.julialang.org/t/onnx-probabilistic-programming-working-group-collaboration-with-the-julia-ppl-ecosystem-turing-jl-rxinfer-jl/136087)

<div class="topic-metadata">

**Author:** [@bparbhu](https://discourse.julialang.org/u/bparbhu)\
**Replies:** 0\
**Last updated:** [March 7, 2026, 8:10pm UTC](https://discourse.julialang.org/t/onnx-probabilistic-programming-working-group-collaboration-with-the-julia-ppl-ecosystem-turing-jl-rxinfer-jl/136087 "2026-03-07T20:10:10Z")

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Hi everyone, I wanted to share that the ONNX Probabilistic Programming Working Group has recently been formed and invite participation from the Julia probabilistic programming community—particularly developers and users…

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## [Using Base.llvmcall for cross language LTO](https://discourse.julialang.org/t/using-base-llvmcall-for-cross-language-lto/136082)

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**Author:** [@obsidianjulua](https://discourse.julialang.org/u/obsidianjulua)\
**Replies:** 5\
**Last updated:** [March 7, 2026, 7:41pm UTC](https://discourse.julialang.org/t/using-base-llvmcall-for-cross-language-lto/136082 "2026-03-07T19:41:31Z")

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So I use a custom c abi with mlir 21.1.8 for the newer jit features not present in MLIR.jl and when using llvmcall for the saved jit thunks I get a version mismatch in the IR, i tried sanitizing the unknown features from…

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## [Sysimage creation process gets OOM killed (out-of-memory)](https://discourse.julialang.org/t/sysimage-creation-process-gets-oom-killed-out-of-memory/136079)

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**Author:** [@Abhro](https://discourse.julialang.org/u/Abhro)\
**Replies:** 3\
**Last updated:** [March 7, 2026, 3:15pm UTC](https://discourse.julialang.org/t/sysimage-creation-process-gets-oom-killed-out-of-memory/136079 "2026-03-07T15:15:40Z")

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When I try to create a sysimage with Makie in it (or maybe any other heavy package, Makie’s the only one I’ve noticed), the create\_sysimage() call gets to the “Compiling incremental sysimage” stage, then crashes, also ex…

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## [Hot reload (development) in Bonito.jl](https://discourse.julialang.org/t/hot-reload-development-in-bonito-jl/136056)

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**Author:** [@miro-ka](https://discourse.julialang.org/u/miro-ka)\
**Replies:** 3\
**Last updated:** [March 7, 2026, 12:04pm UTC](https://discourse.julialang.org/t/hot-reload-development-in-bonito-jl/136056 "2026-03-07T12:04:44Z")

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Please, is there a way to get hot-reload while I work on the app in Bonito.jl? I have tried revise, liveServer, but nothing worked. I want to change some logic, style in the Bonito app and see the changes in browser. Th…

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## [Is there any advantage of directly using \`Memory{T}\` over a traditional Array?](https://discourse.julialang.org/t/is-there-any-advantage-of-directly-using-memory-t-over-a-traditional-array/136062)

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**Author:** [@pmc4](https://discourse.julialang.org/u/pmc4)\
**Replies:** 13\
**Last updated:** [March 7, 2026, 8:46am UTC](https://discourse.julialang.org/t/is-there-any-advantage-of-directly-using-memory-t-over-a-traditional-array/136062 "2026-03-07T08:46:23Z")

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Hi, everyone. Correct me if I’m wrong, please: I understand that an Array is implemented via a MemoryRef which contains a Memory object, with supertype DenseArray. When an array is created, some memory is allocated. Me…

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## [Hidden Markov Model with fixed parameters](https://discourse.julialang.org/t/hidden-markov-model-with-fixed-parameters/126710)

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**Author:** [@simonsteiger](https://discourse.julialang.org/u/simonsteiger)\
**Replies:** 13\
**Last updated:** [March 7, 2026, 6:58am UTC](https://discourse.julialang.org/t/hidden-markov-model-with-fixed-parameters/126710 "2026-03-07T06:58:40Z")

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I am trying to model a sequence of behaviours with two end points as a hidden markov model. To do this, I tried fixing some parameters in the transition and emission matrices, but I ran into the following error: MethodE…

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## [Hello guys! i'm new can pls tell me the things I need to know](https://discourse.julialang.org/t/hello-guys-im-new-can-pls-tell-me-the-things-i-need-to-know/136059)

<div class="topic-metadata">

**Author:** [@MiniFlux\_YT](https://discourse.julialang.org/u/MiniFlux_YT)\
**Replies:** 6\
**Last updated:** [March 7, 2026, 3:05am UTC](https://discourse.julialang.org/t/hello-guys-im-new-can-pls-tell-me-the-things-i-need-to-know/136059 "2026-03-07T03:05:32Z")

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pls show me around and also I like to interact with people a lot :slight\_smile:

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## [Perplexed by behavior of module scope changing variables](https://discourse.julialang.org/t/perplexed-by-behavior-of-module-scope-changing-variables/136075)

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**Author:** [@Snowy](https://discourse.julialang.org/u/Snowy)\
**Replies:** 2\
**Last updated:** [March 7, 2026, 1:06am UTC](https://discourse.julialang.org/t/perplexed-by-behavior-of-module-scope-changing-variables/136075 "2026-03-07T01:06:08Z")

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Hello, I must be doing something wrong. Can someone explain this behavior to me? module A using DataFrames x = DataFrame(a=\[1,3\],b=\[4,3\]) export x end module B using ..A function add\_stuff(df…

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## [Optimizing Lux.jl and Reactant.jl performance](https://discourse.julialang.org/t/optimizing-lux-jl-and-reactant-jl-performance/135942)

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**Author:** [@KSepetanc](https://discourse.julialang.org/u/KSepetanc)\
**Replies:** 3\
**Last updated:** [March 6, 2026, 8:58pm UTC](https://discourse.julialang.org/t/optimizing-lux-jl-and-reactant-jl-performance/135942 "2026-03-06T20:58:07Z")

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I am facing two separate issues. One is related to setting Reactant initialization options to improve performance and the other is about avoiding unnecessary latencies in neural network training loop via compilation. No…

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## [GPU performance degradation due to 'A \\ B' calculation](https://discourse.julialang.org/t/gpu-performance-degradation-due-to-a-b-calculation/136072)

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**Author:** [@WG-ZHENG](https://discourse.julialang.org/u/WG-ZHENG)\
**Replies:** 7\
**Last updated:** [March 6, 2026, 8:35pm UTC](https://discourse.julialang.org/t/gpu-performance-degradation-due-to-a-b-calculation/136072 "2026-03-06T20:35:30Z")

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I was trying to accelerate my algorithm via CUDA.jl. Howerver, it is frustrating that the GPU version of the computing runs slower than the CPU one. The CPU version of key calculations in my algorithm is defined as belo…

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## [PlotlyJS: plot multiple times in the same display window?](https://discourse.julialang.org/t/plotlyjs-plot-multiple-times-in-the-same-display-window/135958)

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**Author:** [@ellocco](https://discourse.julialang.org/u/ellocco)\
**Replies:** 3\
**Last updated:** [March 6, 2026, 5:42pm UTC](https://discourse.julialang.org/t/plotlyjs-plot-multiple-times-in-the-same-display-window/135958 "2026-03-06T17:42:00Z")

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Package specific question. Package: PlotlyJS Question: Hi, Is it possible, to plot multiple times in the same plot window? Similar to the Plots-behaviour / GKS QtTerm. Regards, Stefan

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## [\[RFC/ANN\] JSXGraph: interactive plots on static websites](https://discourse.julialang.org/t/rfc-ann-jsxgraph-interactive-plots-on-static-websites/38613)

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**Author:** [@tlienart](https://discourse.julialang.org/u/tlienart)\
**Replies:** 8\
**Last updated:** [March 6, 2026, 4:15pm UTC](https://discourse.julialang.org/t/rfc-ann-jsxgraph-interactive-plots-on-static-websites/38613 "2026-03-06T16:15:06Z")

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Hello, I’d like to announce JSXGraph.jl a wrapper around the javascript library of the same name (jsxgraph.org), in their own words: JSXGraph is a cross-browser JavaScript library for interactive geometry, function pl…

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## [Several Compilation errors and continuous recompilation issue](https://discourse.julialang.org/t/several-compilation-errors-and-continuous-recompilation-issue/135894)

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**Author:** [@simon79](https://discourse.julialang.org/u/simon79)\
**Replies:** 6\
**Last updated:** [March 6, 2026, 2:18pm UTC](https://discourse.julialang.org/t/several-compilation-errors-and-continuous-recompilation-issue/135894 "2026-03-06T14:18:59Z")

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Hi all, I have been using (Ordinary)DifferentialEquations.jl for a few years without issues. As of today, after an update, a very long list of errors is generated which there seems to be no way to resolve. I paste only …

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## [Module X with build ID Y is missing from the cache. This may mean X \[Z\] does not support precompilation but is imported by a module that does](https://discourse.julialang.org/t/module-x-with-build-id-y-is-missing-from-the-cache-this-may-mean-x-z-does-not-support-precompilation-but-is-imported-by-a-module-that-does/136043)

<div class="topic-metadata">

**Author:** [@JADekker](https://discourse.julialang.org/u/JADekker)\
**Replies:** 6\
**Last updated:** [March 6, 2026, 12:15pm UTC](https://discourse.julialang.org/t/module-x-with-build-id-y-is-missing-from-the-cache-this-may-mean-x-z-does-not-support-precompilation-but-is-imported-by-a-module-that-does/136043 "2026-03-06T12:15:31Z")

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Hi, I keep getting errors of the type “Module X with build ID Y is missing from the cache. This may mean X \[Z\] does not support precompilation but is imported by a module that does”. I’m on v1.10.4 as this is what my HP…

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## [Fastest way to define high-level functions in a text file and use them in Julia after processing?](https://discourse.julialang.org/t/fastest-way-to-define-high-level-functions-in-a-text-file-and-use-them-in-julia-after-processing/136061)

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**Author:** [@abhinavr](https://discourse.julialang.org/u/abhinavr)\
**Replies:** 2\
**Last updated:** [March 6, 2026, 11:50am UTC](https://discourse.julialang.org/t/fastest-way-to-define-high-level-functions-in-a-text-file-and-use-them-in-julia-after-processing/136061 "2026-03-06T11:50:14Z")

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I’m trying to design a system where users write function definitions in a .txt file, using some higher-level or simplified syntax. Then, in my Julia code, I want to read that file, process/parse those definitions, and us…

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## [Bisecting regressions across dependencies](https://discourse.julialang.org/t/bisecting-regressions-across-dependencies/135985)

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**Author:** [@cstjean](https://discourse.julialang.org/u/cstjean)\
**Replies:** 6\
**Last updated:** [March 6, 2026, 6:54am UTC](https://discourse.julialang.org/t/bisecting-regressions-across-dependencies/135985 "2026-03-06T06:54:07Z")

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I have this medium-sized industrial model written in ModelingToolkit, optimized via Optimization.jl. When I run it (warm) in my environment from January 22nd, it completes in less than a second. However, after updating m…

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## [How to make color bar and contour plot agree in makie?](https://discourse.julialang.org/t/how-to-make-color-bar-and-contour-plot-agree-in-makie/136054)

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**Author:** [@Christopher\_Fisher](https://discourse.julialang.org/u/Christopher_Fisher)\
**Replies:** 2\
**Last updated:** [March 6, 2026, 6:32am UTC](https://discourse.julialang.org/t/how-to-make-color-bar-and-contour-plot-agree-in-makie/136054 "2026-03-06T06:32:01Z")

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Hello. I was wondering how to change the color mapping in the example below. I thought I could change limits in the colorbar and the range of colors in the contour plot would adjust accordingly. Changing the lower limit,…

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## [Is there an equivalent to cross-language link time optimization via LLVM?](https://discourse.julialang.org/t/is-there-an-equivalent-to-cross-language-link-time-optimization-via-llvm/135625)

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**Author:** [@Benny](https://discourse.julialang.org/u/Benny)\
**Replies:** 30\
**Last updated:** [March 6, 2026, 4:47am UTC](https://discourse.julialang.org/t/is-there-an-equivalent-to-cross-language-link-time-optimization-via-llvm/135625 "2026-03-06T04:47:21Z")

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I’m reading about this between Rust and C/Fortran/etc, and here’s a simple example of constant folding from inlining an integer range summation from Rust into a C program with literal integer inputs. Obviously we don’t r…

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## [Does AmplNLWriter support most of the functionalities that jump natively provides through MathOptInterface?](https://discourse.julialang.org/t/does-amplnlwriter-support-most-of-the-functionalities-that-jump-natively-provides-through-mathoptinterface/135939)

<div class="topic-metadata">

**Author:** [@Mihir\_V146](https://discourse.julialang.org/u/Mihir_V146)\
**Replies:** 7\
**Last updated:** [March 6, 2026, 2:00am UTC](https://discourse.julialang.org/t/does-amplnlwriter-support-most-of-the-functionalities-that-jump-natively-provides-through-mathoptinterface/135939 "2026-03-06T02:00:53Z")

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I am trying to decide if I should start making some kind of MathOptInterface for my solver to make jump interface directly with it or should i just use the AmplNLWriter to indirectly talk to jump. The solver I have alrea…

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## [Block Jacobian Storage for DSGE](https://discourse.julialang.org/t/block-jacobian-storage-for-dsge/136053)

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**Author:** [@charlesknipp](https://discourse.julialang.org/u/charlesknipp)\
**Replies:** 0\
**Last updated:** [March 5, 2026, 9:17pm UTC](https://discourse.julialang.org/t/block-jacobian-storage-for-dsge/136053 "2026-03-05T21:17:09Z")

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Summary When working with large system matrices, it is often convenient to express them in block form; moreover, since I consider a particular class of dynamic models, this system often yields a block Toeplitz form which…

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## [Does Arrow.jl support enums?](https://discourse.julialang.org/t/does-arrow-jl-support-enums/89163)

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**Author:** [@freeman](https://discourse.julialang.org/u/freeman)\
**Replies:** 13\
**Last updated:** [March 5, 2026, 8:23pm UTC](https://discourse.julialang.org/t/does-arrow-jl-support-enums/89163 "2026-03-05T20:23:01Z")

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I’m surprised that the code below doesn’t work. @enum MyEnum LALA1 LALA2 LALA3 x = \[LALA1, LALA1, LALA3, LALA2\] table = (cols1=x,) io = IOBuffer() Arrow.write(io, table) ERROR: MethodError: no method matching arrowtype…

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## [Interactive tables in Quarto](https://discourse.julialang.org/t/interactive-tables-in-quarto/136010)

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**Author:** [@jromanowska](https://discourse.julialang.org/u/jromanowska)\
**Replies:** 4\
**Last updated:** [March 5, 2026, 7:07pm UTC](https://discourse.julialang.org/t/interactive-tables-in-quarto/136010 "2026-03-05T19:07:26Z")

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I was wondering if there are packages that can create an interactive .html table, to be included in a Quarto document? In R, there is DT, which outputs basically JS-code for interactive tables in the html.

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## [Implementing custom learning rule in Neuroblox.jl](https://discourse.julialang.org/t/implementing-custom-learning-rule-in-neuroblox-jl/133063)

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**Author:** [@dmaioli](https://discourse.julialang.org/u/dmaioli)\
**Replies:** 3\
**Last updated:** [March 5, 2026, 5:45pm UTC](https://discourse.julialang.org/t/implementing-custom-learning-rule-in-neuroblox-jl/133063 "2026-03-05T17:45:40Z")

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Hi, I am interested in doing spiking neural networks simulations in Julia. The package Neuroblox.jl seems very promising, and the lectures posted on MIT OpenCourseware on it make it clear that it is possible to build cu…

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## [Julia AI Co-Founder for NLU Portfolio](https://discourse.julialang.org/t/julia-ai-co-founder-for-nlu-portfolio/136041)

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**Author:** [@JohnGSchwitz](https://discourse.julialang.org/u/JohnGSchwitz)\
**Replies:** 0\
**Last updated:** [March 5, 2026, 3:06pm UTC](https://discourse.julialang.org/t/julia-ai-co-founder-for-nlu-portfolio/136041 "2026-03-05T15:06:42Z")

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About NLU Portfolio We’re building three AI-powered platforms (legal document discovery, professional language exchange, educational storytelling) with a Julia-based optimization layer that creates 10-40x performance adv…

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## [\[ANN\] TimeFloats.jl: Converting time to floats and vice versa](https://discourse.julialang.org/t/ann-timefloats-jl-converting-time-to-floats-and-vice-versa/136034)

<div class="topic-metadata">

**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 0\
**Last updated:** [March 5, 2026, 12:22pm UTC](https://discourse.julialang.org/t/ann-timefloats-jl-converting-time-to-floats-and-vice-versa/136034 "2026-03-05T12:22:08Z")

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Hi all! TimeFloats.jl is a tiny utility package that converts between Julia’s Dates period types (Nanosecond, Second, Hour, Time, CompoundPeriod, etc.) and plain floating-point numbers, using any FixedPeriod as the unit…

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## [Good practices regarding automatic differentiation in a Gaussian process implementation](https://discourse.julialang.org/t/good-practices-regarding-automatic-differentiation-in-a-gaussian-process-implementation/135990)

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**Author:** [@Nikos\_Gianniotis](https://discourse.julialang.org/u/Nikos_Gianniotis)\
**Replies:** 14\
**Last updated:** [March 5, 2026, 8:48am UTC](https://discourse.julialang.org/t/good-practices-regarding-automatic-differentiation-in-a-gaussian-process-implementation/135990 "2026-03-05T08:48:10Z")

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(Related to Large memory consumption when using Mooncake via DifferentiationInterface for Gaussian process optimisation) I’m starting this thread to discuss good practices for using Mooncake.jl via DifferentiationInterf…

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## [Conditioning stochastic inflows on lagged state variables in SDDP.jl (PAR(p) model)](https://discourse.julialang.org/t/conditioning-stochastic-inflows-on-lagged-state-variables-in-sddp-jl-par-p-model/135757)

<div class="topic-metadata">

**Author:** [@MagnoOcarlos](https://discourse.julialang.org/u/MagnoOcarlos)\
**Replies:** 9\
**Last updated:** [March 4, 2026, 11:35pm UTC](https://discourse.julialang.org/t/conditioning-stochastic-inflows-on-lagged-state-variables-in-sddp-jl-par-p-model/135757 "2026-03-04T23:35:46Z")

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Conditioning stochastic inflows on lagged state variables in SDDP.jl (PAR(p) model) Hi all, I’m implementing a hydrothermal dispatch model (similar to the Brazilian NEWAVE) using SDDP.jl. The inflow process follows a Pe…

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## [Global const dataframe](https://discourse.julialang.org/t/global-const-dataframe/135996)

<div class="topic-metadata">

**Author:** [@mekapses](https://discourse.julialang.org/u/mekapses)\
**Replies:** 4\
**Last updated:** [March 4, 2026, 9:20pm UTC](https://discourse.julialang.org/t/global-const-dataframe/135996 "2026-03-04T21:20:35Z")

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I’ve got a module DataManagment with a module global main\_dataframe defined as such: global const main\_dataframe = DataFrame() I’m using it to have a main store of data for a series of experiments. But when I access it…

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