# Latest

**URL:** https://discourse.julialang.org/latest.md?page=466

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

**Page:** 467

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## [Color defined externally Makie](https://discourse.julialang.org/t/color-defined-externally-makie/111187)

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**Author:** [@Enlil50](https://discourse.julialang.org/u/Enlil50)\
**Replies:** 1\
**Last updated:** [March 5, 2024, 11:55am UTC](https://discourse.julialang.org/t/color-defined-externally-makie/111187 "2024-03-05T11:55:12Z")

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I want to put the color from a defined string flag grey\_flag = 1 fig\_color = "white" if grey\_flag == 1 fig\_color = "#f5f0f5" end f = Figure(backgroundcolor = :fig\_color) It throws an error as it attempts to see …

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## [Output doesn't show plots](https://discourse.julialang.org/t/output-doesnt-show-plots/111092)

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**Author:** [@Enlil50](https://discourse.julialang.org/u/Enlil50)\
**Replies:** 23\
**Last updated:** [March 5, 2024, 11:04am UTC](https://discourse.julialang.org/t/output-doesnt-show-plots/111092 "2024-03-05T11:04:17Z")

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I followed the documentation: https://docs.juliaplots.org/latest/output/ and tried to write show=true and using Plots arr = \[1.2, 1.4, 1.5, 1.1\] x = \[1, 2, 3, 4\] p = scatter(x, arr) display(p) But no new window with …

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## [Upgrading to Julia 1.10.2](https://discourse.julialang.org/t/upgrading-to-julia-1-10-2/111185)

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**Author:** [@TimG](https://discourse.julialang.org/u/TimG)\
**Replies:** 2\
**Last updated:** [March 5, 2024, 10:59am UTC](https://discourse.julialang.org/t/upgrading-to-julia-1-10-2/111185 "2024-03-05T10:59:47Z")

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At command prompt: Microsoft Windows \[Version 10.0.22631.3155\] (c) Microsoft Corporation. All rights reserved. C:\\Users\\TGebbels\>winget install julia -s msstore Found an existing package already installed. Trying to up…

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## [Stdout buffering](https://discourse.julialang.org/t/stdout-buffering/111182)

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**Author:** [@foobar\_lv2](https://discourse.julialang.org/u/foobar_lv2)\
**Replies:** 2\
**Last updated:** [March 5, 2024, 10:50am UTC](https://discourse.julialang.org/t/stdout-buffering/111182 "2024-03-05T10:50:16Z")

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I seem to fail to RTFM with stream buffering. My problem is the following (under linux): $ strace -o trace stdbuf -o 1MB julia -e "for i=1:100000 write(stdout,\\"something\\") end"| cat \>/dev/null $ wc -l trace 301126 t…

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## [VSCode Jupyter Intellisense](https://discourse.julialang.org/t/vscode-jupyter-intellisense/111068)

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**Author:** [@The\_Mastermage](https://discourse.julialang.org/u/The_Mastermage)\
**Replies:** 2\
**Last updated:** [March 5, 2024, 10:29am UTC](https://discourse.julialang.org/t/vscode-jupyter-intellisense/111068 "2024-03-05T10:29:33Z")

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I am working alot in Jupyter Notebooks and i prefer using VScode. I know about the problems that the LSP seems to have with Intellisense on Notebooks in VScode. This problem seems to be known since 2021 does anyone know …

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## [Comparing non-linear least squares solvers](https://discourse.julialang.org/t/comparing-non-linear-least-squares-solvers/104752)

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**Author:** [@user664303](https://discourse.julialang.org/u/user664303)\
**Replies:** 37\
**Last updated:** [March 5, 2024, 9:34am UTC](https://discourse.julialang.org/t/comparing-non-linear-least-squares-solvers/104752 "2024-03-05T09:34:42Z")

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I’m creating this thread as a resource for people looking to solve non-linear least squares problems in Julia, so they know what tools are available, what features they have and how well they perform. UPDATE: This compa…

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## [Abstract Plotting install errors](https://discourse.julialang.org/t/abstract-plotting-install-errors/111179)

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**Author:** [@Enlil50](https://discourse.julialang.org/u/Enlil50)\
**Replies:** 4\
**Last updated:** [March 5, 2024, 9:29am UTC](https://discourse.julialang.org/t/abstract-plotting-install-errors/111179 "2024-03-05T09:29:03Z")

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This is the error I got from installing AbstractPlotting 182 dependencies successfully precompiled in 309 seconds. 91 already precompiled. 5 dependencies had output during precompilation: ┌ Formatting │ ┌ Warning: DE…

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## [Installation of NodeJS fails: directory not empty](https://discourse.julialang.org/t/installation-of-nodejs-fails-directory-not-empty/111117)

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**Author:** [@mzaffalon](https://discourse.julialang.org/u/mzaffalon)\
**Replies:** 7\
**Last updated:** [March 5, 2024, 9:15am UTC](https://discourse.julialang.org/t/installation-of-nodejs-fails-directory-not-empty/111117 "2024-03-05T09:15:20Z")

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The installation of Franklin.jl fails trying to install NodeJS. The artifacts folder for nodejs\_app appears however empty after the error message is displayed. (tmp) pkg\> st Status \`C:\\Users\\michele.zaffalon\\tmp\\Project…

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## [JuliaCon 2024 Funding Opportunities](https://discourse.julialang.org/t/juliacon-2024-funding-opportunities/111176)

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**Author:** [@sgering](https://discourse.julialang.org/u/sgering)\
**Replies:** 0\
**Last updated:** [March 5, 2024, 7:06am UTC](https://discourse.julialang.org/t/juliacon-2024-funding-opportunities/111176 "2024-03-05T07:06:58Z")

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Apply for funding to attend JuliaCon 2024! The organizing committee is excited to provide two funding opportunities: Diversity Scholarships and Speaker Funds. Diversity Scholarships are meant for community members who i…

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## [How to determine if the repl is running?](https://discourse.julialang.org/t/how-to-determine-if-the-repl-is-running/111151)

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**Author:** [@GHTaarn](https://discourse.julialang.org/u/GHTaarn)\
**Replies:** 1\
**Last updated:** [March 5, 2024, 3:26am UTC](https://discourse.julialang.org/t/how-to-determine-if-the-repl-is-running/111151 "2024-03-05T03:26:09Z")

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I would like to know if the REPL has been started, the best answer that I could find is read eval print loop - Julia: find out if run from REPL or command line - Stack Overflow which suggests isinteractive(), but this on…

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## [JLD2: How to update existing dataset array on disk?](https://discourse.julialang.org/t/jld2-how-to-update-existing-dataset-array-on-disk/111103)

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**Author:** [@Gregstrq](https://discourse.julialang.org/u/Gregstrq)\
**Replies:** 5\
**Last updated:** [March 5, 2024, 2:27am UTC](https://discourse.julialang.org/t/jld2-how-to-update-existing-dataset-array-on-disk/111103 "2024-03-05T02:27:21Z")

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I am trying to update parts of an array stored inside a .jld2 file. However, all the changes that I make are not actually stored to disk. As an MWP, imagine doing using JLD2 a = zeros(100,100) jldsave("test.jld2"; a=a…

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## [How to find a snapped point to a line string from a given point?](https://discourse.julialang.org/t/how-to-find-a-snapped-point-to-a-line-string-from-a-given-point/111169)

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**Author:** [@Chamika\_Kasun](https://discourse.julialang.org/u/Chamika_Kasun)\
**Replies:** 1\
**Last updated:** [March 5, 2024, 12:51am UTC](https://discourse.julialang.org/t/how-to-find-a-snapped-point-to-a-line-string-from-a-given-point/111169 "2024-03-05T00:51:29Z")

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I have a line string as follows, consisting of a few points (longitude/latitude) coordinates in Paris. The task is to find the snapped point to the given line and a point line\_string = \[ \[ 145.0296835, -37.80…

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## [TriplePC - a microsimulation model with some novel features](https://discourse.julialang.org/t/triplepc-a-microsimulation-model-with-some-novel-features/111166)

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**Author:** [@grahamstark](https://discourse.julialang.org/u/grahamstark)\
**Replies:** 0\
**Last updated:** [March 4, 2024, 11:36pm UTC](https://discourse.julialang.org/t/triplepc-a-microsimulation-model-with-some-novel-features/111166 "2024-03-04T23:36:16Z")

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You might be interested in the Public Policy Preference calculator (TriplePC), a microsimulation tax-benefit model built in Julia with some novel features. TriplePC shows not only the conventional effects of a welfare po…

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## [Problems with function \`diff()\`: objects of type Int64 are not callable](https://discourse.julialang.org/t/problems-with-function-diff-objects-of-type-int64-are-not-callable/111161)

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**Author:** [@Hugo](https://discourse.julialang.org/u/Hugo)\
**Replies:** 3\
**Last updated:** [March 4, 2024, 11:30pm UTC](https://discourse.julialang.org/t/problems-with-function-diff-objects-of-type-int64-are-not-callable/111161 "2024-03-04T23:30:17Z")

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I am currently working on a series of predictive tests and decided to write a script, Script A, to gather a series of different models in one place. This makes the process faster and facilitates the comparison of results…

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## [CSV won't read tab separated file](https://discourse.julialang.org/t/csv-wont-read-tab-separated-file/111120)

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**Author:** [@TimG](https://discourse.julialang.org/u/TimG)\
**Replies:** 23\
**Last updated:** [March 4, 2024, 6:06pm UTC](https://discourse.julialang.org/t/csv-wont-read-tab-separated-file/111120 "2024-03-04T18:06:09Z")

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I have a large text file that describes itself as -- -- PostgreSQL database dump -- -- Dumped from database version 12.16 -- Dumped by pg\_dump version 12.16 It contains several blocks of tab-separated data which repre…

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## [Looping in expressions](https://discourse.julialang.org/t/looping-in-expressions/111162)

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**Author:** [@math\_opt](https://discourse.julialang.org/u/math_opt)\
**Replies:** 1\
**Last updated:** [March 4, 2024, 10:11pm UTC](https://discourse.julialang.org/t/looping-in-expressions/111162 "2024-03-04T22:11:26Z")

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Any preferred style of looping in expressions, objectives, or constraints that is syntactically superior and less error-prone? I see all the following works: using JuMP model = Model() @variable(model, x\[1:10\] \>= 0) @…

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## [Lux recurrent networks like LSTM - why are hidden state and memory not part of the model state \`st\`?](https://discourse.julialang.org/t/lux-recurrent-networks-like-lstm-why-are-hidden-state-and-memory-not-part-of-the-model-state-st/110877)

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**Author:** [@schlichtanders](https://discourse.julialang.org/u/schlichtanders)\
**Replies:** 3\
**Last updated:** [March 4, 2024, 9:54pm UTC](https://discourse.julialang.org/t/lux-recurrent-networks-like-lstm-why-are-hidden-state-and-memory-not-part-of-the-model-state-st/110877 "2024-03-04T21:54:59Z")

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Lux.jl is special in that it has the extra st state variable which it distinguishes from the output and the other fixed parameters ps. Hence I am currently confused about the implementation of LSTM function initialsta…

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## [Reset Solver in Julia](https://discourse.julialang.org/t/reset-solver-in-julia/63756)

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**Author:** [@Micah\_Mungal](https://discourse.julialang.org/u/Micah_Mungal)\
**Replies:** 8\
**Last updated:** [March 4, 2024, 8:27pm UTC](https://discourse.julialang.org/t/reset-solver-in-julia/63756 "2024-03-04T20:27:22Z")

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I am trying to do a sensitivity analysis study using Julia and Gurobi as the solver. In doing the sensitivity analysis simulation, I am changing the coefficient of one of the optimization variables, building the model an…

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## [How do I tune a pipeline in MLJ?](https://discourse.julialang.org/t/how-do-i-tune-a-pipeline-in-mlj/111155)

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**Author:** [@ablaom](https://discourse.julialang.org/u/ablaom)\
**Replies:** 1\
**Last updated:** [March 4, 2024, 8:08pm UTC](https://discourse.julialang.org/t/how-do-i-tune-a-pipeline-in-mlj/111155 "2024-03-04T20:08:00Z")

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A slack user has asked the question in the title. More generally, how does one tune hyperparameters that are nested in composed model? One obtains composed models, for example, when applying Stack, EnsembleModel, Iterat…

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## [Disaggregate Yearly Transitiolabouror market to weekly transitions](https://discourse.julialang.org/t/disaggregate-yearly-transitiolabouror-market-to-weekly-transitions/111154)

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**Author:** [@mkhdermani](https://discourse.julialang.org/u/mkhdermani)\
**Replies:** 0\
**Last updated:** [March 4, 2024, 7:53pm UTC](https://discourse.julialang.org/t/disaggregate-yearly-transitiolabouror-market-to-weekly-transitions/111154 "2024-03-04T19:53:36Z")

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Currently, I am in the process of transitioning to a labour market that is yearly, and I would like to move it to weekly data. What should I do in this situation?

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## [\[ANN\] DataFramesMeta.jl v 0.15.0 Release](https://discourse.julialang.org/t/ann-dataframesmeta-jl-v-0-15-0-release/111144)

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**Author:** [@pdeffebach](https://discourse.julialang.org/u/pdeffebach)\
**Replies:** 0\
**Last updated:** [March 4, 2024, 6:24pm UTC](https://discourse.julialang.org/t/ann-dataframesmeta-jl-v-0-15-0-release/111144 "2024-03-04T18:24:12Z")

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DataFramesMeta 0.15.0 Announcement I’m happy to announce the version 0.15.0 release of DataFramesmeta.jl! We’ve added three new features that users wil like. Multi-column selection in @select The @groupby macro for ea…

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## [Different result as Turing.jl tutorial](https://discourse.julialang.org/t/different-result-as-turing-jl-tutorial/111142)

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**Author:** [@Zhijian](https://discourse.julialang.org/u/Zhijian)\
**Replies:** 1\
**Last updated:** [March 4, 2024, 6:23pm UTC](https://discourse.julialang.org/t/different-result-as-turing-jl-tutorial/111142 "2024-03-04T18:23:49Z")

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Hi guys, Recently I was learning parameter estimation, and was following the tutorial of Turing.jl: https://turing.ml/dev/tutorials/10-bayesian-differential-equations/ However, in the first case of The Lotka-Volterra …

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## [Using XLSX.jl to save DataFrames to multiple sheets](https://discourse.julialang.org/t/using-xlsx-jl-to-save-dataframes-to-multiple-sheets/69379)

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**Author:** [@JackC](https://discourse.julialang.org/u/JackC)\
**Replies:** 4\
**Last updated:** [March 4, 2024, 5:40pm UTC](https://discourse.julialang.org/t/using-xlsx-jl-to-save-dataframes-to-multiple-sheets/69379 "2024-03-04T17:40:44Z")

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I’ve been using XLSX.jl to save dataframes to an Excel workbook. I would like to save each DataFrame to a different sheet in the workbook. The documentation gives an example of such a case that works: df1 = DataFrames.D…

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## [GitError when adding package via LocalRegistry](https://discourse.julialang.org/t/giterror-when-adding-package-via-localregistry/111125)

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**Author:** [@Christopher\_Fisher](https://discourse.julialang.org/u/Christopher_Fisher)\
**Replies:** 9\
**Last updated:** [March 4, 2024, 5:13pm UTC](https://discourse.julialang.org/t/giterror-when-adding-package-via-localregistry/111125 "2024-03-04T17:13:08Z")

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Hello, I am using LocalRegistry to maintain a private package. It was working well until today when I recieved an error after trying to add a private package to my project via \] add MyPackage. Here is the error I recei…

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## [Mojo SDK has telemetry](https://discourse.julialang.org/t/mojo-sdk-has-telemetry/111094)

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**Author:** [@mkitti](https://discourse.julialang.org/u/mkitti)\
**Replies:** 3\
**Last updated:** [March 4, 2024, 4:38pm UTC](https://discourse.julialang.org/t/mojo-sdk-has-telemetry/111094 "2024-03-04T16:38:30Z")

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Yes, in combination with the Modular CLI tool, the Mojo SDK collects some basic system information and crash reports that enable us to identify, analyze, and prioritize Mojo issues. There is an opt-out though… It’s…

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## [\[ANN\] Documenter v1.3.0: Inventories](https://discourse.julialang.org/t/ann-documenter-v1-3-0-inventories/111139)

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**Author:** [@goerz](https://discourse.julialang.org/u/goerz)\
**Replies:** 0\
**Last updated:** [March 4, 2024, 4:02pm UTC](https://discourse.julialang.org/t/ann-documenter-v1-3-0-inventories/111139 "2024-03-04T16:02:14Z")

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We are happy to announce the release of Documenter 1.3.0. Features and Improvements This release features a number of quality-of-life improvements and bugfixes related to the search, thanks to the efforts of @Lilith and…

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## [Is @distributed using local threads to further distribute?](https://discourse.julialang.org/t/is-distributed-using-local-threads-to-further-distribute/111130)

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**Author:** [@schlichtanders](https://discourse.julialang.org/u/schlichtanders)\
**Replies:** 2\
**Last updated:** [March 4, 2024, 3:39pm UTC](https://discourse.julialang.org/t/is-distributed-using-local-threads-to-further-distribute/111130 "2024-03-04T15:39:05Z")

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I am looking for a @distributed reducer for ... version which simply parallelizes the function as large as possible. I.e. using both available machines and available threads. Is @distributed already doing so? if not, i…

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## [Question on TaskLocalValue](https://discourse.julialang.org/t/question-on-tasklocalvalue/110658)

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**Author:** [@PeterSimon](https://discourse.julialang.org/u/PeterSimon)\
**Replies:** 10\
**Last updated:** [March 4, 2024, 3:18pm UTC](https://discourse.julialang.org/t/question-on-tasklocalvalue/110658 "2024-03-04T15:18:10Z")

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Continuing the discussion from Inconsistent CPU utilisation in @threads loops: I understand that trying to establish thread-based storage is an invitation to disaster, but on the other hand, when there are many more …

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## [Using Enzyme with LinearSolve, scary errors!](https://discourse.julialang.org/t/using-enzyme-with-linearsolve-scary-errors/110250)

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**Author:** [@Larbino1](https://discourse.julialang.org/u/Larbino1)\
**Replies:** 10\
**Last updated:** [March 4, 2024, 3:13pm UTC](https://discourse.julialang.org/t/using-enzyme-with-linearsolve-scary-errors/110250 "2024-03-04T15:13:26Z")

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I have a MWE of using Enzyme with linearsolve that fails, giving first a warning about using a BLAS fallback (which gets shoved out of my terminal by what follows), then a huge amount of Enzyme TypeAnalysisDepthLimit war…

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## [Tinycorelinux](https://discourse.julialang.org/t/tinycorelinux/111134)

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**Author:** [@johnh](https://discourse.julialang.org/u/johnh)\
**Replies:** 1\
**Last updated:** [March 4, 2024, 2:36pm UTC](https://discourse.julialang.org/t/tinycorelinux/111134 "2024-03-04T14:36:24Z")

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See Tiny Core Linux 15 stuffs modern computing in a nutshell • The Register There is often interest in running Lulia on embedded systems or systems with low resources. I guess Julia would work on this small resource di…

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