# Latest

**URL:** https://discourse.julialang.org/latest.md?page=53

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

**Page:** 54

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## [Pluto feature request: reload nb from disk](https://discourse.julialang.org/t/pluto-feature-request-reload-nb-from-disk/135677)

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**Author:** [@ddrake](https://discourse.julialang.org/u/ddrake)\
**Replies:** 4\
**Last updated:** [February 17, 2026, 6:47pm UTC](https://discourse.julialang.org/t/pluto-feature-request-reload-nb-from-disk/135677 "2026-02-17T18:47:41Z")

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I’m using Claude Code to work on a Pluto notebook – I like Pluto and Julia, but I never remember how to do all the widgets and things that I’d like to use. Claude does well at editing the .jl file on disk from the termin…

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## [ODE Parameter Estimation with Priors](https://discourse.julialang.org/t/ode-parameter-estimation-with-priors/135691)

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**Author:** [@donkeysaddle](https://discourse.julialang.org/u/donkeysaddle)\
**Replies:** 2\
**Last updated:** [February 17, 2026, 5:54pm UTC](https://discourse.julialang.org/t/ode-parameter-estimation-with-priors/135691 "2026-02-17T17:54:42Z")

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I have never done parameter estimation with priors(bayesian inference) before and I am a little unsure if I am going about it the right way. I created a simple example, but will ultimately be doing it for a more complica…

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## [Concerns about this recursive algorithm](https://discourse.julialang.org/t/concerns-about-this-recursive-algorithm/135709)

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**Author:** [@i-inferno](https://discourse.julialang.org/u/i-inferno)\
**Replies:** 2\
**Last updated:** [February 17, 2026, 5:35pm UTC](https://discourse.julialang.org/t/concerns-about-this-recursive-algorithm/135709 "2026-02-17T17:35:21Z")

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good morning, afternoon or evening. i was working with a for loop today and something seems to have gone very wrong as this is supposed to create a much larger file than it has nx = 200 ny = 100 touch("image.PPM") open…

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## ["i in 3" is valid and continues to cost me some debug time :(](https://discourse.julialang.org/t/i-in-3-is-valid-and-continues-to-cost-me-some-debug-time/134910)

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**Author:** [@LaurentPlagne](https://discourse.julialang.org/u/LaurentPlagne)\
**Replies:** 18\
**Last updated:** [February 17, 2026, 2:52pm UTC](https://discourse.julialang.org/t/i-in-3-is-valid-and-continues-to-cost-me-some-debug-time/134910 "2026-02-17T14:52:44Z")

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Hi, I spent a few hours to fix a bug where I was using an integer in place of a range for i in N do\_something\_with\_i(i) end instead of for i in 1:N do\_something\_with\_i(i) end I wish i in 3 wasn’t a valid exp…

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## [Error : MethodError(Core.kwcall, ((reuseaddr = true,), Sockets.send, UDPSocket(init), ip"192.168.10.255", 11000,](https://discourse.julialang.org/t/error-methoderror-core-kwcall-reuseaddr-true-sockets-send-udpsocket-init-ip-192-168-10-255-11000/135698)

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**Author:** [@VinodV](https://discourse.julialang.org/u/VinodV)\
**Replies:** 1\
**Last updated:** [February 17, 2026, 2:51pm UTC](https://discourse.julialang.org/t/error-methoderror-core-kwcall-reuseaddr-true-sockets-send-udpsocket-init-ip-192-168-10-255-11000/135698 "2026-02-17T14:51:13Z")

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Hi friends, From a (windows os) souce IP : 192.168.10.10 a unicasted udp message is coming to (rhel Linux OS) destination IP : 192.168.10.40, dest port : 2000 Line : addr, data = recvfrom(recv\_sock) I have written a …

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## [Simple simulation](https://discourse.julialang.org/t/simple-simulation/135701)

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**Author:** [@Lincoln\_Hannah](https://discourse.julialang.org/u/Lincoln_Hannah)\
**Replies:** 8\
**Last updated:** [February 17, 2026, 11:00am UTC](https://discourse.julialang.org/t/simple-simulation/135701 "2026-02-17T11:00:07Z")

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Is there an easy way to speed this up? sims = 10\_000 T = 1 σ = .1 Δ = .000001 σrΔ = σ√Δ steps = (Int64 ∘ round)(T/Δ) L = .9 H = 1.1 x = ones( sims ) alive = trues( sims ) …

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## [\[ANN\] A Julia Discourse Site for Non-technical Users](https://discourse.julialang.org/t/ann-a-julia-discourse-site-for-non-technical-users/135560)

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**Author:** [@technocrat](https://discourse.julialang.org/u/technocrat)\
**Replies:** 51\
**Last updated:** [February 17, 2026, 9:50am UTC](https://discourse.julialang.org/t/ann-a-julia-discourse-site-for-non-technical-users/135560 "2026-02-17T09:50:56Z")

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community.maddatascientist.io is a new Discourse site aimed at new users, primarily those who do not intend to move far into intermediate stage and do not plan on using Julia’s advanced mathematical capacities. It aims t…

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## [Permanent research engineer position in scientific computing for dynamical systems at INRAE, Montpellier, France](https://discourse.julialang.org/t/permanent-research-engineer-position-in-scientific-computing-for-dynamical-systems-at-inrae-montpellier-france/135700)

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**Author:** [@dmetivie](https://discourse.julialang.org/u/dmetivie)\
**Replies:** 0\
**Last updated:** [February 17, 2026, 9:12am UTC](https://discourse.julialang.org/t/permanent-research-engineer-position-in-scientific-computing-for-dynamical-systems-at-inrae-montpellier-france/135700 "2026-02-17T09:12:59Z")

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Our “Mathematics, Computer Science, and Statistics for the Environment and Agronomy” (MISTEA) unit, located in Montpellier in the Occitanie region, is offering a permanent position as a ingénieur.e d’étude in scientific …

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## [(JuMP) Best way to implement sequential convex (or quadratic) programming](https://discourse.julialang.org/t/jump-best-way-to-implement-sequential-convex-or-quadratic-programming/135669)

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**Author:** [@jackyarndley](https://discourse.julialang.org/u/jackyarndley)\
**Replies:** 4\
**Last updated:** [February 17, 2026, 2:43am UTC](https://discourse.julialang.org/t/jump-best-way-to-implement-sequential-convex-or-quadratic-programming/135669 "2026-02-17T02:43:39Z")

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Hi all, I work with sequential convex programming (SCP) for trajectory optimization, which is where a nonlinear programming problem is approximated by a sequence of convex linearizations. The structure of the problem do…

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## [Outputs of JuliaC compiled functions question](https://discourse.julialang.org/t/outputs-of-juliac-compiled-functions-question/135678)

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**Author:** [@JackC](https://discourse.julialang.org/u/JackC)\
**Replies:** 3\
**Last updated:** [February 16, 2026, 11:29pm UTC](https://discourse.julialang.org/t/outputs-of-juliac-compiled-functions-question/135678 "2026-02-16T23:29:41Z")

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I’ve been experimenting with the new JuliaC functionality for generating small binaries introduced in 1.12. I have been able to successfully compile and run example programs (such as the ones provided in this repo). Howe…

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## [Zero copy conversion of FixedPointArrays to base types without specialization](https://discourse.julialang.org/t/zero-copy-conversion-of-fixedpointarrays-to-base-types-without-specialization/135668)

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**Author:** [@csvance](https://discourse.julialang.org/u/csvance)\
**Replies:** 3\
**Last updated:** [February 16, 2026, 10:47pm UTC](https://discourse.julialang.org/t/zero-copy-conversion-of-fixedpointarrays-to-base-types-without-specialization/135668 "2026-02-16T22:47:09Z")

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I mostly work with obscure image formats like lossless JPEG, but recently I needed ImageIO to load some other types of images for a training data pipeline. It seems to return images with fixed point types, and all of my …

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## [\[Documentation Minor Typo?\] Parametric Methods - Statement Regarding Return Type Declarations](https://discourse.julialang.org/t/documentation-minor-typo-parametric-methods-statement-regarding-return-type-declarations/135694)

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**Author:** [@fincleah](https://discourse.julialang.org/u/fincleah)\
**Replies:** 0\
**Last updated:** [February 16, 2026, 10:28pm UTC](https://discourse.julialang.org/t/documentation-minor-typo-parametric-methods-statement-regarding-return-type-declarations/135694 "2026-02-16T22:28:53Z")

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Hi All, I’ve been reading through the manual in order to learn Julia, and I’m on the Methods chapter. However, I think I’ve spotted a typo? It’s a very minor thing - but I think the sentence is saying that the where st…

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## [M2 Research Internship – Digital Twin in Hemodynamics: Parameter Identification & ML-Accelerated PDE Solvers (ANTARES)](https://discourse.julialang.org/t/m2-research-internship-digital-twin-in-hemodynamics-parameter-identification-ml-accelerated-pde-solvers-antares/135692)

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**Author:** [@yolhan\_mannes](https://discourse.julialang.org/u/yolhan_mannes)\
**Replies:** 0\
**Last updated:** [February 16, 2026, 8:35pm UTC](https://discourse.julialang.org/t/m2-research-internship-digital-twin-in-hemodynamics-parameter-identification-ml-accelerated-pde-solvers-antares/135692 "2026-02-16T20:35:59Z")

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If any sciml people here don’t know where to put their student, here is proposition, don’t hesitate to apply, little thing though we won’t be able to take the plane to France with our finance. We’re looking for someone …

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## [How to narrow the variants of agents returned by \`random\_agent\`?](https://discourse.julialang.org/t/how-to-narrow-the-variants-of-agents-returned-by-random-agent/135674)

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**Author:** [@filipe](https://discourse.julialang.org/u/filipe)\
**Replies:** 11\
**Last updated:** [February 16, 2026, 8:14pm UTC](https://discourse.julialang.org/t/how-to-narrow-the-variants-of-agents-returned-by-random-agent/135674 "2026-02-16T20:14:03Z")

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Hello! Is there a way to tell random\_agent which variant of a @multiagent model to return? My specific problem is this: @agent struct Supplier(NoSpaceAgent) sellingPrice::Float64 = 1 end @agent struct Buyer(NoSpac…

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## [How to define pre-compile workloads for Makie figures in a module?](https://discourse.julialang.org/t/how-to-define-pre-compile-workloads-for-makie-figures-in-a-module/135683)

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**Author:** [@RoyW](https://discourse.julialang.org/u/RoyW)\
**Replies:** 1\
**Last updated:** [February 16, 2026, 7:11pm UTC](https://discourse.julialang.org/t/how-to-define-pre-compile-workloads-for-makie-figures-in-a-module/135683 "2026-02-16T19:11:58Z")

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I modified the interactive button counting example from the official Makie documentation. It has a mouse-hover and button-click interactive events. May someone please help me with the pre-compilation workload code? I wo…

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## [Bug in NLSolve](https://discourse.julialang.org/t/bug-in-nlsolve/135660)

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**Author:** [@ufechner7](https://discourse.julialang.org/u/ufechner7)\
**Replies:** 8\
**Last updated:** [February 16, 2026, 6:37pm UTC](https://discourse.julialang.org/t/bug-in-nlsolve/135660 "2026-02-16T18:37:11Z")

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I had a very ugly bug for more than a year. Now, thanks to AI, I found the reason and could fix it. This bug was very ugly at first, because it does not always appear, only for certain numerical values. And secondly, no…

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## [RelativisticRadiationTransport.jl -- Radiation transport in Minkowski space](https://discourse.julialang.org/t/relativisticradiationtransport-jl-radiation-transport-in-minkowski-space/135652)

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**Author:** [@kschwenk](https://discourse.julialang.org/u/kschwenk)\
**Replies:** 2\
**Last updated:** [February 16, 2026, 6:18pm UTC](https://discourse.julialang.org/t/relativisticradiationtransport-jl-radiation-transport-in-minkowski-space/135652 "2026-02-16T18:18:59Z")

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Hello Julia people! I’ve started working on a relativistic ray tracer that I’ve called (maybe somewhat presumptuously) RelativisticRadiationTransport.jl. Currently, its main claim to fame is that you can visualize some…

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## [From the JuliaHUB newsletter on the new agentic AI for Dyad](https://discourse.julialang.org/t/from-the-juliahub-newsletter-on-the-new-agentic-ai-for-dyad/135682)

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**Author:** [@sylvaticus](https://discourse.julialang.org/u/sylvaticus)\
**Replies:** 0\
**Last updated:** [February 16, 2026, 4:29pm UTC](https://discourse.julialang.org/t/from-the-juliahub-newsletter-on-the-new-agentic-ai-for-dyad/135682 "2026-02-16T16:29:18Z")

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..this is the kind of sentences from an AI agent that scare me so much… :face\_with\_hand\_over\_mouth: :face\_with\_hand\_over\_mouth: :face\_with\_hand\_over\_mouth:

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## [Different initial conditions / trajectories when updating parameters with setp+remake vs re-solving steady state (ModelingToolkit ODEProblem)](https://discourse.julialang.org/t/different-initial-conditions-trajectories-when-updating-parameters-with-setp-remake-vs-re-solving-steady-state-modelingtoolkit-odeproblem/135676)

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**Author:** [@celia.bat](https://discourse.julialang.org/u/celia.bat)\
**Replies:** 2\
**Last updated:** [February 16, 2026, 4:20pm UTC](https://discourse.julialang.org/t/different-initial-conditions-trajectories-when-updating-parameters-with-setp-remake-vs-re-solving-steady-state-modelingtoolkit-odeproblem/135676 "2026-02-16T16:20:50Z")

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Hi all, I’m confused about how remake interacts with initialization / consistent initial conditions in a ModelingToolkit workflow where I: Solve a “static” system using a SteadyStateProblem to get an equilibrium. Use …

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## [Permanent researcher position in statistics of stochastic processes at INRAE, Montpellier, France](https://discourse.julialang.org/t/permanent-researcher-position-in-statistics-of-stochastic-processes-at-inrae-montpellier-france/135681)

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**Author:** [@dmetivie](https://discourse.julialang.org/u/dmetivie)\
**Replies:** 0\
**Last updated:** [February 16, 2026, 4:17pm UTC](https://discourse.julialang.org/t/permanent-researcher-position-in-statistics-of-stochastic-processes-at-inrae-montpellier-france/135681 "2026-02-16T16:17:05Z")

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An INRAE researcher position will be available in the MISTEA (Mathematics, Computer Science, and Statistics for the Environment and Agronomy) unit in Montpellier (France), focusing on statistics of stochastic processes! …

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## [\[ANN\] juliaserver – convenient, persistent julia sessions](https://discourse.julialang.org/t/ann-juliaserver-convenient-persistent-julia-sessions/135622)

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**Author:** [@tomerarnon](https://discourse.julialang.org/u/tomerarnon)\
**Replies:** 3\
**Last updated:** [February 16, 2026, 3:18pm UTC](https://discourse.julialang.org/t/ann-juliaserver-convenient-persistent-julia-sessions/135622 "2026-02-16T15:18:23Z")

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juliaserver - Persistent Julia REPL sessions via tmux I’ve built a very simple bash CLI tool that manages long-lived Julia REPL sessions in tmux, solving the startup time problem for interactive development for me. The …

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## [Changing font family in Plots using pythonplot() (globally)](https://discourse.julialang.org/t/changing-font-family-in-plots-using-pythonplot-globally/135679)

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**Author:** [@maltee1](https://discourse.julialang.org/u/maltee1)\
**Replies:** 1\
**Last updated:** [February 16, 2026, 3:01pm UTC](https://discourse.julialang.org/t/changing-font-family-in-plots-using-pythonplot-globally/135679 "2026-02-16T15:01:39Z")

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Specifically to “Latin Modern Roman”, to have it match the LaTeX document the plots will be used in. This seems like a simple issue, just set const PLOTS\_DEFAULTS = Dict( :theme=\>:default, :fontfamily =\> "Latin …

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## [Decrease margins of IJulia in Jupyter notebook?](https://discourse.julialang.org/t/decrease-margins-of-ijulia-in-jupyter-notebook/6912)

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**Author:** [@e3c6](https://discourse.julialang.org/u/e3c6)\
**Replies:** 3\
**Last updated:** [February 16, 2026, 11:46am UTC](https://discourse.julialang.org/t/decrease-margins-of-ijulia-in-jupyter-notebook/6912 "2026-02-16T11:46:56Z")

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Is there a way to increase the width of cells in IJulia Jupyer Notebooks?

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## [\[ANN\] FixedSizeArrays.jl: What Array probably should have been](https://discourse.julialang.org/t/ann-fixedsizearrays-jl-what-array-probably-should-have-been/129724)

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**Author:** [@giordano](https://discourse.julialang.org/u/giordano)\
**Replies:** 79\
**Last updated:** [February 16, 2026, 12:04am UTC](https://discourse.julialang.org/t/ann-fixedsizearrays-jl-what-array-probably-should-have-been/129724 "2026-02-16T00:04:58Z")

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This has been one year in the making, but the first release of FixedSizeArrays.jl is finally out and you can install it in your environment with import Pkg Pkg.add("FixedSizeArrays") This package can be installed in Ju…

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## [How to make Makie themes work with plots inside loops?](https://discourse.julialang.org/t/how-to-make-makie-themes-work-with-plots-inside-loops/135666)

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**Author:** [@CosmoProf](https://discourse.julialang.org/u/CosmoProf)\
**Replies:** 2\
**Last updated:** [February 15, 2026, 11:29pm UTC](https://discourse.julialang.org/t/how-to-make-makie-themes-work-with-plots-inside-loops/135666 "2026-02-15T23:29:09Z")

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Hi again, another unusual question about getting Makie themes to work. I need plot elements to keep getting added to a big plot inside a loop, but then the Makie “with\_themes” command doesn’t work anymore. For example, I…

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## [Registration server-side issue?](https://discourse.julialang.org/t/registration-server-side-issue/135665)

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**Author:** [@technocrat](https://discourse.julialang.org/u/technocrat)\
**Replies:** 3\
**Last updated:** [February 15, 2026, 11:01pm UTC](https://discourse.julialang.org/t/registration-server-side-issue/135665 "2026-02-15T23:01:22Z")

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Anyone else having this problem? The failure in job 63685326871 occurred because Julia’s package manager could not download the registry file from https://pkg.julialang.org/registry/23338594-aafe-5451-b93e-139f81909106…

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## [TransformImages warp error](https://discourse.julialang.org/t/transformimages-warp-error/135663)

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**Author:** [@mekapses](https://discourse.julialang.org/u/mekapses)\
**Replies:** 1\
**Last updated:** [February 15, 2026, 10:46pm UTC](https://discourse.julialang.org/t/transformimages-warp-error/135663 "2026-02-15T22:46:23Z")

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Trying to implement a log polar transform… warp gets a MethodError: no method matching similar(::Type{Array{ColorTypes.Gray{Float64}}}, ::Tuple{StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Flo…

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## [How do you start julia?](https://discourse.julialang.org/t/how-do-you-start-julia/135644)

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**Author:** [@tp2750](https://discourse.julialang.org/u/tp2750)\
**Replies:** 7\
**Last updated:** [February 15, 2026, 9:35pm UTC](https://discourse.julialang.org/t/how-do-you-start-julia/135644 "2026-02-15T21:35:08Z")

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My preferred spell to summon julia is this: julia --project=. -O0 -t auto what is yours?

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## [Band in CairoMakie makes whole plot black](https://discourse.julialang.org/t/band-in-cairomakie-makes-whole-plot-black/135656)

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**Author:** [@phma](https://discourse.julialang.org/u/phma)\
**Replies:** 1\
**Last updated:** [February 15, 2026, 6:38pm UTC](https://discourse.julialang.org/t/band-in-cairomakie-makes-whole-plot-black/135656 "2026-02-15T18:38:25Z")

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function plotSmallSlices(allDiffs::smallDict,key::String,bytes::Integer) # one round, as more would look like noise sl=Figure(size=(1189,841)) slax=Axis3(sl\[1,1\], title=(@sprintf "Wring differential cryptanal…

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## [Julials with NeoVim not picking up global environment](https://discourse.julialang.org/t/julials-with-neovim-not-picking-up-global-environment/135648)

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**Author:** [@GiovanniKarra](https://discourse.julialang.org/u/GiovanniKarra)\
**Replies:** 7\
**Last updated:** [February 15, 2026, 2:27pm UTC](https://discourse.julialang.org/t/julials-with-neovim-not-picking-up-global-environment/135648 "2026-02-15T14:27:59Z")

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Hello I’m using julials with lsp-config in neovim, and I kept the default config. When developing a project that has a Project.toml, it works perfectly well, but when I’m editing scripts that rely on my global environm…

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