# Tooling

**URL:** https://discourse.julialang.org/c/tools/35.md?page=4

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

**Page:** 5

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## [BinaryBuilder can I tell run\_wizard to provide a specific rust version](https://discourse.julialang.org/t/binarybuilder-can-i-tell-run-wizard-to-provide-a-specific-rust-version/135487)

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**Author:** [@oheil](https://discourse.julialang.org/u/oheil)\
**Replies:** 7\
**Last updated:** [February 6, 2026, 12:30pm UTC](https://discourse.julialang.org/t/binarybuilder-can-i-tell-run-wizard-to-provide-a-specific-rust-version/135487 "2026-02-06T12:30:43Z")

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I am trying to build the library for project GitHub - oheil/Slint.jl: Slint GUI for Julia with BinaryBuilder but it needs rust 1.88 but the wizard provides 1.87 only. Trying to update to 1.88 in the sandbox brings No s…

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## [Don't run all cells on startup and only update cells that have been run at least once](https://discourse.julialang.org/t/dont-run-all-cells-on-startup-and-only-update-cells-that-have-been-run-at-least-once/135447)

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**Author:** [@cshen](https://discourse.julialang.org/u/cshen)\
**Replies:** 10\
**Last updated:** [February 6, 2026, 4:18am UTC](https://discourse.julialang.org/t/dont-run-all-cells-on-startup-and-only-update-cells-that-have-been-run-at-least-once/135447 "2026-02-06T04:18:13Z")

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Hello, As far as I can tell, it’s not possible to not run the whole notebook on startup. Which is a shame. I think it would be very beneficial to have simply a “Trust” button that exit safe mode without running the who…

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## [\[ANN\] Julia Cell Highlighter—VS Code extension for highlighting Julia code cells](https://discourse.julialang.org/t/ann-julia-cell-highlighter-vs-code-extension-for-highlighting-julia-code-cells/135218)

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**Author:** [@karei](https://discourse.julialang.org/u/karei)\
**Replies:** 8\
**Last updated:** [February 6, 2026, 2:04am UTC](https://discourse.julialang.org/t/ann-julia-cell-highlighter-vs-code-extension-for-highlighting-julia-code-cells/135218 "2026-02-06T02:04:37Z")

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Hi all! I just released Julia Cell Highlighter (GitHub), a VS Code extension that highlights the current Julia code cell and adds CodeLens actions to run cells. Key features: Highlights the current cell as you move…

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## [Why is juliaup emphasized as the installation mechanism?](https://discourse.julialang.org/t/why-is-juliaup-emphasized-as-the-installation-mechanism/134844)

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**Author:** [@VivMendes](https://discourse.julialang.org/u/VivMendes)\
**Replies:** 60\
**Last updated:** [February 5, 2026, 9:04pm UTC](https://discourse.julialang.org/t/why-is-juliaup-emphasized-as-the-installation-mechanism/134844 "2026-02-05T21:04:22Z")

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I do not really understand all this emphasis on using juliaup to install Julia. I will give my two cents on this issue, but I should start with a disclaimer: I am a user, not a developer. I have been teaching a course u…

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## [VSCode debugger behaves strangely](https://discourse.julialang.org/t/vscode-debugger-behaves-strangely/135452)

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**Author:** [@Daeltam](https://discourse.julialang.org/u/Daeltam)\
**Replies:** 4\
**Last updated:** [February 5, 2026, 11:14am UTC](https://discourse.julialang.org/t/vscode-debugger-behaves-strangely/135452 "2026-02-05T11:14:06Z")

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Instead of showing the error as usual, it opens a new tab with infos i can’t seem to comprehend Plus the restart button doesn’t work, it terminates but not fully. Terminate button doesn’t fully close the console, it’s …

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## [\[ANN\] Inline Debugging for Code Cells in VS Code (Call for Testing)](https://discourse.julialang.org/t/ann-inline-debugging-for-code-cells-in-vs-code-call-for-testing/135420)

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**Author:** [@mkh](https://discourse.julialang.org/u/mkh)\
**Replies:** 0\
**Last updated:** [February 3, 2026, 9:37am UTC](https://discourse.julialang.org/t/ann-inline-debugging-for-code-cells-in-vs-code-call-for-testing/135420 "2026-02-03T09:37:09Z")

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Hi everyone, This post announces an upcoming feature for the Julia VS Code extension: Inline Cell Debugging. I’m sharing this Pull Request as an announcement because the core functionality is now complete, and a prebui…

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## [An LLM fine-tuned for Julia, call for comments + help](https://discourse.julialang.org/t/an-llm-fine-tuned-for-julia-call-for-comments-help/113462)

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**Author:** [@cpfiffer](https://discourse.julialang.org/u/cpfiffer)\
**Replies:** 32\
**Last updated:** [February 2, 2026, 4:31pm UTC](https://discourse.julialang.org/t/an-llm-fine-tuned-for-julia-call-for-comments-help/113462 "2026-02-02T16:31:45Z")

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Overview There’s been some discussion in the Julia slack about fine-tuning a model for Julia specifically, in part because the language does not have as large an existing code base as other, much older languages. There’s…

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## [Help with CI Failures on JuliaDocs PR #2870](https://discourse.julialang.org/t/help-with-ci-failures-on-juliadocs-pr-2870/135396)

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**Author:** [@AMAN\_KASHYAP](https://discourse.julialang.org/u/AMAN_KASHYAP)\
**Replies:** 2\
**Last updated:** [February 2, 2026, 6:35am UTC](https://discourse.julialang.org/t/help-with-ci-failures-on-juliadocs-pr-2870/135396 "2026-02-02T06:35:58Z")

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Hi everyone! I’m Aman, a B.Tech CS student at Thapar University. I’ve started contributing to the Julia ecosystem recently, specifically focusing on Documenter.jl and JuliaDocs, as I’m hoping to apply for GSoC 2026. I …

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## [Monorepo \[workspace\] structure](https://discourse.julialang.org/t/monorepo-workspace-structure/135255)

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**Author:** [@t-bltg](https://discourse.julialang.org/u/t-bltg)\
**Replies:** 2\
**Last updated:** [February 2, 2026, 12:42am UTC](https://discourse.julialang.org/t/monorepo-workspace-structure/135255 "2026-02-02T00:42:51Z")

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I want to add a \[workspace\] to the monorepo Plots, mostly because of Dependabot. How should I structure it ? Will a toplevel Project.toml without a name, uuid and version work ? Project.toml \[workspace\] projects = \[…

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## [How long before new package version appears on juliapackages.com?](https://discourse.julialang.org/t/how-long-before-new-package-version-appears-on-juliapackages-com/135388)

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**Author:** [@Andrea\_Vigliotti](https://discourse.julialang.org/u/Andrea_Vigliotti)\
**Replies:** 6\
**Last updated:** [February 1, 2026, 9:07pm UTC](https://discourse.julialang.org/t/how-long-before-new-package-version-appears-on-juliapackages-com/135388 "2026-02-01T21:07:58Z")

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A few days ago I called registrator to register a new version of AD4SM from v0.06 to v0.07, after fixing a few issues the registrator terminated successfully with all check passed see here but still juliapackages hold t…

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## [Jupyter notebook -- saving code to file?](https://discourse.julialang.org/t/jupyter-notebook-saving-code-to-file/135307)

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**Author:** [@BLI](https://discourse.julialang.org/u/BLI)\
**Replies:** 7\
**Last updated:** [January 29, 2026, 9:22am UTC](https://discourse.julialang.org/t/jupyter-notebook-saving-code-to-file/135307 "2026-01-29T09:22:45Z")

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I’m using Jupyter notebooks in VSCode to do computations that I want to include in a word processor (LyX for now). Generating plots is no problem: I just save them to file, and link the plots into the word processor. Q…

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## [How to display a LateXString in pluto?](https://discourse.julialang.org/t/how-to-display-a-latexstring-in-pluto/135230)

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**Author:** [@Jean\_Michel](https://discourse.julialang.org/u/Jean_Michel)\
**Replies:** 2\
**Last updated:** [January 23, 2026, 10:05pm UTC](https://discourse.julialang.org/t/how-to-display-a-latexstring-in-pluto/135230 "2026-01-23T22:05:53Z")

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I have my type of objects Mvp (for “multivariate polynomials”) and I have overloaded latexstring for them. For example, for a certain polynomial p I have at the repl: julia\> latexstring(p) L"$x^3+3x^2y+3xy^2+y^3$" If i…

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## [Emacs julia-mode doesn't know packages?](https://discourse.julialang.org/t/emacs-julia-mode-doesnt-know-packages/135176)

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**Author:** [@ryofurue](https://discourse.julialang.org/u/ryofurue)\
**Replies:** 0\
**Last updated:** [January 21, 2026, 4:38am UTC](https://discourse.julialang.org/t/emacs-julia-mode-doesnt-know-packages/135176 "2026-01-21T04:38:20Z")

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The julia-mode of emacs very often flags package names as “Missing Reference”. A simple using StrFormat triggers the warning. I may be hallucinating, but I seem to remember that that wasn’t the case not so long ago . …

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## [How to tell vscode language server to use julia executable path and DEPOT\_PATH?](https://discourse.julialang.org/t/how-to-tell-vscode-language-server-to-use-julia-executable-path-and-depot-path/133498)

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**Author:** [@progtw1](https://discourse.julialang.org/u/progtw1)\
**Replies:** 3\
**Last updated:** [January 19, 2026, 11:07pm UTC](https://discourse.julialang.org/t/how-to-tell-vscode-language-server-to-use-julia-executable-path-and-depot-path/133498 "2026-01-19T23:07:35Z")

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I am using a setup on a shared cluster where I work with the vscode remote extension and where Julia is installed using a module system rather than juliaup. In VSCode settings I set both Julia Executable path and Langua…

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## [New Repo for updated Julia translation of "Introduction to Statistical Learning (2nd ed)" (ISLR2) Labs](https://discourse.julialang.org/t/new-repo-for-updated-julia-translation-of-introduction-to-statistical-learning-2nd-ed-islr2-labs/135112)

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**Author:** [@compleat](https://discourse.julialang.org/u/compleat)\
**Replies:** 7\
**Last updated:** [January 19, 2026, 10:10pm UTC](https://discourse.julialang.org/t/new-repo-for-updated-julia-translation-of-introduction-to-statistical-learning-2nd-ed-islr2-labs/135112 "2026-01-19T22:10:21Z")

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New Translation of popular statistics course based on “Introduction to Statistical Learning in R”, but Hastie, Tibshirani, et. al. Complete Labs GitHub - compleathorseplayer/ISLR-labs-in-Julia: Julia translations of IS…

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## [CompatHelper PRs failing with force\_latest\_compatible\_version due to Julia version constraints](https://discourse.julialang.org/t/compathelper-prs-failing-with-force-latest-compatible-version-due-to-julia-version-constraints/135079)

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**Author:** [@chriswaudby](https://discourse.julialang.org/u/chriswaudby)\
**Replies:** 5\
**Last updated:** [January 19, 2026, 9:04pm UTC](https://discourse.julialang.org/t/compathelper-prs-failing-with-force-latest-compatible-version-due-to-julia-version-constraints/135079 "2026-01-19T21:04:30Z")

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I’m stuck on an issue with CompatHelper PRs failing CI and not sure the best way to fix it. My package has: julia = "1.9" Peaks = "0.5, 0.6" Peaks 0.5 works on Julia 1.9, but Peaks 0.6 requires Julia 1.10+. In my nor…

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## [VSCode repl in WSL terminalserver.jl not found](https://discourse.julialang.org/t/vscode-repl-in-wsl-terminalserver-jl-not-found/135047)

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**Author:** [@jdad](https://discourse.julialang.org/u/jdad)\
**Replies:** 3\
**Last updated:** [January 19, 2026, 8:03am UTC](https://discourse.julialang.org/t/vscode-repl-in-wsl-terminalserver-jl-not-found/135047 "2026-01-19T08:03:43Z")

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Since this morning, with update of VSCode Julia extension to 1.173.2, I have an error message when (using VSCode inside WSL) starting REPL in a WSL directory. It says terminalserver.jl not found, with a Windows-style pat…

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## [LanguageServer.jl keeping JSON.jl at very old version](https://discourse.julialang.org/t/languageserver-jl-keeping-json-jl-at-very-old-version/135100)

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**Author:** [@pmcm](https://discourse.julialang.org/u/pmcm)\
**Replies:** 7\
**Last updated:** [January 17, 2026, 2:34pm UTC](https://discourse.julialang.org/t/languageserver-jl-keeping-json-jl-at-very-old-version/135100 "2026-01-17T14:34:50Z")

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I’m posting this under “Package Management” because I’m hoping that there’s some trick of package dependencies I can use to resolve it. (And my apologies if there is an obvious solution to this – I’m relatively new to Ju…

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## [How do set Julia version in VSCode when using juliaup](https://discourse.julialang.org/t/how-do-set-julia-version-in-vscode-when-using-juliaup/105619)

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**Author:** [@Torkel](https://discourse.julialang.org/u/Torkel)\
**Replies:** 19\
**Last updated:** [January 15, 2026, 3:29pm UTC](https://discourse.julialang.org/t/how-do-set-julia-version-in-vscode-when-using-juliaup/105619 "2026-01-15T15:29:43Z")

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I am using Juliaup to manage my Julai version. It is now using the 1.10 beta by default. However, for one application, I need to quickly run something in 1.9. I almost exclusively use VSCode. Is there a way, when using …

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## [Best practice to use sources on a monorepository](https://discourse.julialang.org/t/best-practice-to-use-sources-on-a-monorepository/135074)

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**Author:** [@termi-official](https://discourse.julialang.org/u/termi-official)\
**Replies:** 0\
**Last updated:** [January 15, 2026, 12:49pm UTC](https://discourse.julialang.org/t/best-practice-to-use-sources-on-a-monorepository/135074 "2026-01-15T12:49:51Z")

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Hi everyone, I am wondering if there is an easy way to source a full monorepository without adding all subdirectories manually to the sources section. The problem from my perspective is essentially that adding all subdi…

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## [IJulia notebook() yields notebook that cannot save/export files](https://discourse.julialang.org/t/ijulia-notebook-yields-notebook-that-cannot-save-export-files/135062)

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**Author:** [@JM\_Beckers](https://discourse.julialang.org/u/JM_Beckers)\
**Replies:** 3\
**Last updated:** [January 15, 2026, 7:50am UTC](https://discourse.julialang.org/t/ijulia-notebook-yields-notebook-that-cannot-save-export-files/135062 "2026-01-15T07:50:06Z")

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I have a fresh installation on a new windows computer, latest Julia version available via juliaup Julia Version 1.12.4 Commit 01a2eadb04 (2026-01-06 16:56 UTC) Build Info: Official https://julialang.org release Platfo…

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## [Forced to use juliaup: not cool](https://discourse.julialang.org/t/forced-to-use-juliaup-not-cool/134837)

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**Author:** [@PetrKryslUCSD](https://discourse.julialang.org/u/PetrKryslUCSD)\
**Replies:** 21\
**Last updated:** [January 11, 2026, 5:52am UTC](https://discourse.julialang.org/t/forced-to-use-juliaup-not-cool/134837 "2026-01-11T05:52:44Z")

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The new version of vscode Julia extension does not pick up the julia.exe in the path, but rather insists on using juliaup to install (some version of) it. Not very nice. I mean, I have the whole thing set up with a place…

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## [PlutoUI: DimensionMismatch: incompatible shape in element 4](https://discourse.julialang.org/t/plutoui-dimensionmismatch-incompatible-shape-in-element-4/134982)

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**Author:** [@Grass](https://discourse.julialang.org/u/Grass)\
**Replies:** 1\
**Last updated:** [January 10, 2026, 3:35pm UTC](https://discourse.julialang.org/t/plutoui-dimensionmismatch-incompatible-shape-in-element-4/134982 "2026-01-10T15:35:22Z")

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With integer entries, everything works fine and dandy. But, when I change one entry to a decimal, all hell breaks loose: Anyone knows how to fix this? Source code: ### A Pluto.jl notebook ### # v0.20.21 using Markd…

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## [New Julia IDE: JuliaJunction](https://discourse.julialang.org/t/new-julia-ide-juliajunction/134029)

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**Author:** [@elan8](https://discourse.julialang.org/u/elan8)\
**Replies:** 32\
**Last updated:** [January 10, 2026, 10:41am UTC](https://discourse.julialang.org/t/new-julia-ide-juliajunction/134029 "2026-01-10T10:41:55Z")

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I have been working on a new Julia IDE for some time. It’s called JuliaJunction. It is build in Rust specifically for Julia development. It uses an embedded installation of Julia and it has embedded plot navigation, var…

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## [Strikethrough in Pluto Markdown block](https://discourse.julialang.org/t/strikethrough-in-pluto-markdown-block/133969)

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**Author:** [@Nathan\_Boyer](https://discourse.julialang.org/u/Nathan_Boyer)\
**Replies:** 7\
**Last updated:** [January 8, 2026, 11:37pm UTC](https://discourse.julialang.org/t/strikethrough-in-pluto-markdown-block/133969 "2026-01-08T23:37:44Z")

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I made a markdown block in Pluto to keep a to do list while I work on it. md""" # TODO: 1. Fix this. 2. Fix that. """ I can’t get strikethrough text to render. md""" # TODO: 1. ~~Fix this.~~ 2. Fix that. """ md""" # …

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## [Automating export of a currently running Pluto notebook to html](https://discourse.julialang.org/t/automating-export-of-a-currently-running-pluto-notebook-to-html/134357)

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**Author:** [@vvbond](https://discourse.julialang.org/u/vvbond)\
**Replies:** 1\
**Last updated:** [January 5, 2026, 10:31am UTC](https://discourse.julialang.org/t/automating-export-of-a-currently-running-pluto-notebook-to-html/134357 "2026-01-05T10:31:27Z")

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I’m interested in automatic generation of html snapshots of a Pluto notebook I’m currently interacting with. My use case is automatic generation of named html snapshot upon meeting a certain condition, e.g. successful d…

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## [VSCode LS broken?](https://discourse.julialang.org/t/vscode-ls-broken/134851)

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**Author:** [@PetrKryslUCSD](https://discourse.julialang.org/u/PetrKryslUCSD)\
**Replies:** 12\
**Last updated:** [January 3, 2026, 8:40pm UTC](https://discourse.julialang.org/t/vscode-ls-broken/134851 "2026-01-03T20:40:06Z")

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Is the LS broken? After the recent round of updates I can’t seem to get anything out of the LS in VSCode. If I configure my own julia executable, it seems I have to do it in two places. Executable path and language-ser…

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## [SomePackage/test\> test](https://discourse.julialang.org/t/somepackage-test-test/134839)

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**Author:** [@Tamas\_Papp](https://discourse.julialang.org/u/Tamas_Papp)\
**Replies:** 1\
**Last updated:** [January 2, 2026, 10:26am UTC](https://discourse.julialang.org/t/somepackage-test-test/134839 "2026-01-02T10:26:19Z")

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Suppose I am using Julia 1.12, have \[workspace\] projects = \["test"\] in my Project.toml, and currently the test is my active project. Is there a one-linear solution for running the tests from the REPL, equivalent to S…

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## [Viewing Complex Tables/Objects in VS Code](https://discourse.julialang.org/t/viewing-complex-tables-objects-in-vs-code/134812)

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**Author:** [@Alec\_Loudenback](https://discourse.julialang.org/u/Alec_Loudenback)\
**Replies:** 3\
**Last updated:** [December 31, 2025, 9:36am UTC](https://discourse.julialang.org/t/viewing-complex-tables-objects-in-vs-code/134812 "2025-12-31T09:36:24Z")

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I have a complex table which I can represent nicely using PrettyTables. I would like to be able to view large versions of these tables (like the PrettyTables examples, but hundereds of columns). I can’t use the VS-Code …

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## [Short introduction and request for guidance on contributing to Julia for GSoC 2026](https://discourse.julialang.org/t/short-introduction-and-request-for-guidance-on-contributing-to-julia-for-gsoc-2026/134793)

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**Author:** [@Ansh\_Tarsoliya](https://discourse.julialang.org/u/Ansh_Tarsoliya)\
**Replies:** 0\
**Last updated:** [December 29, 2025, 12:51pm UTC](https://discourse.julialang.org/t/short-introduction-and-request-for-guidance-on-contributing-to-julia-for-gsoc-2026/134793 "2025-12-29T12:51:17Z")

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My name is Ansh Tarsoliya, a Computer Science undergraduate student from India, and I’m preparing to apply for Google Summer of Code 2026 with Julia. I’m interested in contributing to the Julia core repository, particul…

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