# Specific Domains

**URL:** https://discourse.julialang.org/c/domain/10.md?no_subcategories=false&page=231

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**Page:** 232

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## [Installing Pardiso on Julia (Mac)](https://discourse.julialang.org/t/installing-pardiso-on-julia-mac/91014)

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**Author:** [@mb96](https://discourse.julialang.org/u/mb96)\
**Replies:** 18\
**Last updated:** [December 1, 2022, 10:18pm UTC](https://discourse.julialang.org/t/installing-pardiso-on-julia-mac/91014 "2022-12-01T22:18:33Z")

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Hi everyone, I am trying to install Pardiso on Mac to be used through JuMP but I am a bit lost. I downloaded Pardison from the webpage and I have my academic license key but the file downloaded is “libpardiso600-MACOS-X…

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## [Download file with multiple connections](https://discourse.julialang.org/t/download-file-with-multiple-connections/91110)

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**Author:** [@mkoculak](https://discourse.julialang.org/u/mkoculak)\
**Replies:** 0\
**Last updated:** [December 1, 2022, 6:18pm UTC](https://discourse.julialang.org/t/download-file-with-multiple-connections/91110 "2022-12-01T18:18:13Z")

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Hey, while testing a downloading script in python, I also wanted to check if Julia behaves similarly, but could not figure out how to do a script that: downloads a big file from the internet (\>5GB) has a progress mete…

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## [Plotting Multiple Bode diagrams](https://discourse.julialang.org/t/plotting-multiple-bode-diagrams/90929)

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**Author:** [@emone](https://discourse.julialang.org/u/emone)\
**Replies:** 6\
**Last updated:** [December 1, 2022, 4:34pm UTC](https://discourse.julialang.org/t/plotting-multiple-bode-diagrams/90929 "2022-12-01T16:34:49Z")

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Bode plots are significant in the design and visualization of control systems. Since I move on Julia for everything, I wonder how to plot multiple responses of bode diagrams, for example, in this code, I got four plots t…

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## [Direct inserting a DataFrame into SQLite without using SQL?](https://discourse.julialang.org/t/direct-inserting-a-dataframe-into-sqlite-without-using-sql/91103)

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**Author:** [@tomtom](https://discourse.julialang.org/u/tomtom)\
**Replies:** 1\
**Last updated:** [December 1, 2022, 4:12pm UTC](https://discourse.julialang.org/t/direct-inserting-a-dataframe-into-sqlite-without-using-sql/91103 "2022-12-01T16:12:34Z")

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I wonder if there is any package that allows a DataFrame to be: created as a SQLite table inserted into an existing SQLite table withOUT using SQL??? something like: create(df, "fname.sqlite") and insert(df, "fn…

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## [Weird error regarding unsupported keyword arguments with KrylovKit eigsolve](https://discourse.julialang.org/t/weird-error-regarding-unsupported-keyword-arguments-with-krylovkit-eigsolve/91069)

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**Author:** [@GregVernon](https://discourse.julialang.org/u/GregVernon)\
**Replies:** 2\
**Last updated:** [December 1, 2022, 2:38pm UTC](https://discourse.julialang.org/t/weird-error-regarding-unsupported-keyword-arguments-with-krylovkit-eigsolve/91069 "2022-12-01T14:38:24Z")

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I’m trying to compute the condition number for sparse (stiffness) matrices coming from finite element analyses. I’ve included a download link for one such matrix below. Here’s a script that should read the (PETSc) stif…

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## [Algorithms & their complexity behind \`LinearAlgebra.eigvals\`](https://discourse.julialang.org/t/algorithms-their-complexity-behind-linearalgebra-eigvals/91089)

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**Author:** [@DanDoe](https://discourse.julialang.org/u/DanDoe)\
**Replies:** 2\
**Last updated:** [December 1, 2022, 12:43pm UTC](https://discourse.julialang.org/t/algorithms-their-complexity-behind-linearalgebra-eigvals/91089 "2022-12-01T12:43:26Z")

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What algorithm(s) does LinearAlgebra.eigvals employ for a general, i.e., non-symmetric, non-triangular matrix?

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## [Logarithmic x-axis of violin plots](https://discourse.julialang.org/t/logarithmic-x-axis-of-violin-plots/91065)

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**Author:** [@pascal](https://discourse.julialang.org/u/pascal)\
**Replies:** 3\
**Last updated:** [December 1, 2022, 9:20am UTC](https://discourse.julialang.org/t/logarithmic-x-axis-of-violin-plots/91065 "2022-12-01T09:20:26Z")

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Hello everyone, I’d like to plot a violin plot on a log10 x-axis, e.g.: using DataFrames, DataFramesMeta, CairoMakie df = DataFrame( x = repeat(10.0 .^ (-1:3), inner=10), y = rand(50) ) fig = Figure() ax = Axi…

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## [Linux raw socket](https://discourse.julialang.org/t/linux-raw-socket/91044)

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**Author:** [@gmouts](https://discourse.julialang.org/u/gmouts)\
**Replies:** 5\
**Last updated:** [November 30, 2022, 4:45pm UTC](https://discourse.julialang.org/t/linux-raw-socket/91044 "2022-11-30T16:45:15Z")

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Is there a way to open a raw linux socket through Julia? From the documentation, it seems that the answer to my question is no, but I wanted to double check.

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## [Julia @ IN2P3-FR Computing center (CCINP3)](https://discourse.julialang.org/t/julia-in2p3-fr-computing-center-ccinp3/90813)

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**Author:** [@grasph](https://discourse.julialang.org/u/grasph)\
**Replies:** 13\
**Last updated:** [November 30, 2022, 12:38pm UTC](https://discourse.julialang.org/t/julia-in2p3-fr-computing-center-ccinp3/90813 "2022-11-30T12:38:40Z")

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Hello, We are working on setting up a Julia environment at the French IN2P3 computing center. Note: These resources are available to HEP physicists from French institutes with an account at the center. What is availa…

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## [Makie plots with color cycles and color palettes](https://discourse.julialang.org/t/makie-plots-with-color-cycles-and-color-palettes/53745)

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**Author:** [@Krastanov](https://discourse.julialang.org/u/Krastanov)\
**Replies:** 3\
**Last updated:** [November 30, 2022, 11:04am UTC](https://discourse.julialang.org/t/makie-plots-with-color-cycles-and-color-palettes/53745 "2022-11-30T11:04:47Z")

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Makie seems really exciting, but when I tried it as part of my workflow, I found it lacks a rather basic feature. It seems that Makie does not have working color cycles (automatically picking up a new color for each new…

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## [Sparse solve with sparse rhs](https://discourse.julialang.org/t/sparse-solve-with-sparse-rhs/81595)

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**Author:** [@Andrea\_Vigliotti](https://discourse.julialang.org/u/Andrea_Vigliotti)\
**Replies:** 13\
**Last updated:** [November 29, 2022, 7:32am UTC](https://discourse.julialang.org/t/sparse-solve-with-sparse-rhs/81595 "2022-11-29T07:32:34Z")

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is there any news on this? It appears it is still not possible solving problems with sparse rhs. This is a problem when dealing with very large, and very sparse, matrices, where it is not possible allocate memory for a f…

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## [How to convert \`x\[1\] = 1.0\` as $x\_1$ = 1.0 in Jupyter notebook?](https://discourse.julialang.org/t/how-to-convert-x-1-1-0-as-x-1-1-0-in-jupyter-notebook/91025)

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**Author:** [@pppoe5](https://discourse.julialang.org/u/pppoe5)\
**Replies:** 2\
**Last updated:** [November 30, 2022, 3:07am UTC](https://discourse.julialang.org/t/how-to-convert-x-1-1-0-as-x-1-1-0-in-jupyter-notebook/91025 "2022-11-30T03:07:40Z")

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MWE: using JuMP, GLPK model = Model(GLPK.Optimizer) @variable(model, x\[i=1:4\]\>= 0.5, Int) @objective(model, Min, sum(x)) optimize!(model) for x in all\_variables(model) println("$(name(x)) = $(value(x))") end As yo…

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## [Get feasible solution from Couenne after time limit (JuMP)](https://discourse.julialang.org/t/get-feasible-solution-from-couenne-after-time-limit-jump/90999)

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**Author:** [@Luca](https://discourse.julialang.org/u/Luca)\
**Replies:** 1\
**Last updated:** [November 29, 2022, 7:48pm UTC](https://discourse.julialang.org/t/get-feasible-solution-from-couenne-after-time-limit-jump/90999 "2022-11-29T19:48:40Z")

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Dear all, I am solving a non-convex MINLP model with couenne with a time limit, let’s say 20 seconds. After 20 seconds, I obtain the following output: Couenne 0.5.8 -- an Open-Source solver for Mixed Integer Nonlinear …

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## [Makie: programmatic control of camera](https://discourse.julialang.org/t/makie-programmatic-control-of-camera/90949)

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**Author:** [@tim.holy](https://discourse.julialang.org/u/tim.holy)\
**Replies:** 8\
**Last updated:** [November 29, 2022, 11:08am UTC](https://discourse.julialang.org/t/makie-programmatic-control-of-camera/90949 "2022-11-29T11:08:20Z")

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I’m trying a 3d visualization and would like to write code to control the view position & angle, and render individual frames that I can assemble into a movie. I expected something like the following to work: julia\> usi…

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## [Turing Sampling specified parameters](https://discourse.julialang.org/t/turing-sampling-specified-parameters/90360)

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**Author:** [@astro-kevin](https://discourse.julialang.org/u/astro-kevin)\
**Replies:** 40\
**Last updated:** [November 28, 2022, 3:44pm UTC](https://discourse.julialang.org/t/turing-sampling-specified-parameters/90360 "2022-11-28T15:44:35Z")

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In my model, I have @model function runmodel(stuff, parameters) predictions, otherstuff = model(stuff, parameters) obs, var = findobsvar(stuff, otherstuff) obs ~ MvNormal(predictions, Diagonal(var)) where findobsvar is…

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## [\[ANN\] qtc.jl](https://discourse.julialang.org/t/ann-qtc-jl/90919)

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**Author:** [@AdamWysokinski](https://discourse.julialang.org/u/AdamWysokinski)\
**Replies:** 5\
**Last updated:** [November 28, 2022, 12:10pm UTC](https://discourse.julialang.org/t/ann-qtc-jl/90919 "2022-11-28T12:10:33Z")

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qtc.jl is a small Julia script to calculate the length of corrected QT interval (QTc) using Bazett, Fridericia, Hodges Sagie formulas.

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## [Plotting to many points with CairoMakie results in empty rendered images](https://discourse.julialang.org/t/plotting-to-many-points-with-cairomakie-results-in-empty-rendered-images/90933)

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**Author:** [@Ceboc](https://discourse.julialang.org/u/Ceboc)\
**Replies:** 3\
**Last updated:** [November 28, 2022, 11:20am UTC](https://discourse.julialang.org/t/plotting-to-many-points-with-cairomakie-results-in-empty-rendered-images/90933 "2022-11-28T11:20:37Z")

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Hi everybody, This is my first post here even when i’m a very “old” Julia user, I learned this language since v.0.3.2, and I’m very grateful with all the developers of Julia and Makie. My matter is this, I need to plot…

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## [Calling julia GeneralizedMixedModel from R](https://discourse.julialang.org/t/calling-julia-generalizedmixedmodel-from-r/90752)

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**Author:** [@jmag](https://discourse.julialang.org/u/jmag)\
**Replies:** 1\
**Last updated:** [November 28, 2022, 11:18am UTC](https://discourse.julialang.org/t/calling-julia-generalizedmixedmodel-from-r/90752 "2022-11-28T11:18:53Z")

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I’m trying to fit huge datasets using julia from R. I originally tried jglmm (GitHub - mikabr/jglmm: R package for interfacing with Julia's GLMM library), but the resulting objects are difficult to work with. I initiall…

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## [Another question on eachoverlap in GenomicFeatures.jl](https://discourse.julialang.org/t/another-question-on-eachoverlap-in-genomicfeatures-jl/90426)

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**Author:** [@zhangchunyong](https://discourse.julialang.org/u/zhangchunyong)\
**Replies:** 3\
**Last updated:** [November 27, 2022, 11:41pm UTC](https://discourse.julialang.org/t/another-question-on-eachoverlap-in-genomicfeatures-jl/90426 "2022-11-27T23:41:29Z")

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using GenomicFeatures using DataFrames col = \[ Interval("chr1", 10628, 10683, '?', "abc") Interval("chr1", 10643, 10779, '?', "abc") Interval("chr1", 10645, 10748, '?', "abc") Interval("chr1", 10648, 10786, '?', "a…

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## [How to convert DataFrame to Raster?](https://discourse.julialang.org/t/how-to-convert-dataframe-to-raster/90869)

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**Author:** [@MiikkaT](https://discourse.julialang.org/u/MiikkaT)\
**Replies:** 8\
**Last updated:** [November 27, 2022, 11:18pm UTC](https://discourse.julialang.org/t/how-to-convert-dataframe-to-raster/90869 "2022-11-27T23:18:50Z")

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I’m very new to Julia and coming from R background I’m now exploring spatial analysis in Julia. My current and maybe silly question is, how can I convert a dataframe that includes x and y coordinates to raster or raster …

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## [AlphaZero MCTS formula question](https://discourse.julialang.org/t/alphazero-mcts-formula-question/70673)

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**Author:** [@aaowens](https://discourse.julialang.org/u/aaowens)\
**Replies:** 1\
**Last updated:** [November 27, 2022, 10:12pm UTC](https://discourse.julialang.org/t/alphazero-mcts-formula-question/70673 "2022-11-27T22:12:54Z")

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I’m trying to understand the MCTS used in AlphaZero, and I’m a bit confused by the upper confidence bound formula, which I’ve seen in most places as Q(s,a) + c \* P(s,a) \* \\frac{\\sqrt{\\sum\_b{ N(s,b)}}}{1 + N(s,a)} and a…

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## [Performance issue when using kronecker product with ForwardDiff.Dual type](https://discourse.julialang.org/t/performance-issue-when-using-kronecker-product-with-forwarddiff-dual-type/90299)

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**Author:** [@mnavarrosudy](https://discourse.julialang.org/u/mnavarrosudy)\
**Replies:** 9\
**Last updated:** [November 27, 2022, 8:19am UTC](https://discourse.julialang.org/t/performance-issue-when-using-kronecker-product-with-forwarddiff-dual-type/90299 "2022-11-27T08:19:13Z")

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Hello! I’m new to Julia, and I’m working on a constrained optimization problem using JuMP. I’m having a performance issue when calculating a kronecker product in a function that receives the type ForwardDiff.Dual. In p…

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## [Simplechains.jl vs. George Hotz & Tinygrad?](https://discourse.julialang.org/t/simplechains-jl-vs-george-hotz-tinygrad/90387)

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**Author:** [@artkuo](https://discourse.julialang.org/u/artkuo)\
**Replies:** 2\
**Last updated:** [November 27, 2022, 7:18pm UTC](https://discourse.julialang.org/t/simplechains-jl-vs-george-hotz-tinygrad/90387 "2022-11-27T19:18:11Z")

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George Hotz recently stepped down from comma.ai and announced he may devote more effort to his Tinygrad package: I’m considering another company, the Tiny Corporation. Under 1000 lines, under 3 people, 3x faster than P…

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## [Formatting two plots to have the same x axis range](https://discourse.julialang.org/t/formatting-two-plots-to-have-the-same-x-axis-range/90882)

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**Author:** [@eduardo-zambrano](https://discourse.julialang.org/u/eduardo-zambrano)\
**Replies:** 6\
**Last updated:** [November 27, 2022, 6:39pm UTC](https://discourse.julialang.org/t/formatting-two-plots-to-have-the-same-x-axis-range/90882 "2022-11-27T18:39:11Z")

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Hi everyone, I have what I think is a very basic question about plotting using Cairo Makie. How can I make two plots I’m making have the same x axis range?. Here’s a working prototype that I think illustrates what I nee…

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## [Scheduling and Capacity constraints with variable durations](https://discourse.julialang.org/t/scheduling-and-capacity-constraints-with-variable-durations/90845)

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**Author:** [@JNSDVD](https://discourse.julialang.org/u/JNSDVD)\
**Replies:** 2\
**Last updated:** [November 27, 2022, 6:14pm UTC](https://discourse.julialang.org/t/scheduling-and-capacity-constraints-with-variable-durations/90845 "2022-11-27T18:14:31Z")

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Hey people! I do have variable starting points (S) and variable Durations (D) per task. The former results from the predecessor relationships (see below), the latter from the allocation of resources to the task (j). @c…

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## [Random variables in Julia (working list)](https://discourse.julialang.org/t/random-variables-in-julia-working-list/48762)

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**Author:** [@Albert\_Zevelev](https://discourse.julialang.org/u/Albert_Zevelev)\
**Replies:** 36\
**Last updated:** [November 27, 2022, 8:49am UTC](https://discourse.julialang.org/t/random-variables-in-julia-working-list/48762 "2022-11-27T08:49:29Z")

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Here is my summary of probability distributions in Julia. This is a Julia version of CRAN Task View: Probability Distributions. Packages with distributions: Package Description Note Distributions.jl fit(), ra…

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## [JuMP semidefinite programming - formulating via constraints versus variables](https://discourse.julialang.org/t/jump-semidefinite-programming-formulating-via-constraints-versus-variables/90832)

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**Author:** [@greatpet](https://discourse.julialang.org/u/greatpet)\
**Replies:** 4\
**Last updated:** [November 26, 2022, 11:45pm UTC](https://discourse.julialang.org/t/jump-semidefinite-programming-formulating-via-constraints-versus-variables/90832 "2022-11-26T23:45:00Z")

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I have the following two model definitions in JuMP. They are formally equivalent. Will one of them be more efficient than the other? Version 1: a = \[1.0 0.0; 0.0 1.0\] b = \[1.0 0.0; 0.0 -1.0\] @variable(model, x) @constr…

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## [How to base64 encode a rasterized image for embedding it into SVG?](https://discourse.julialang.org/t/how-to-base64-encode-a-rasterized-image-for-embedding-it-into-svg/90848)

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**Author:** [@fatteneder](https://discourse.julialang.org/u/fatteneder)\
**Replies:** 7\
**Last updated:** [November 26, 2022, 3:15pm UTC](https://discourse.julialang.org/t/how-to-base64-encode-a-rasterized-image-for-embedding-it-into-svg/90848 "2022-11-26T15:15:30Z")

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Below I try to do this using just the Base64 module. MWE using Base64 using Downloads using FileIO path = Downloads.download("https://github.com/MakieOrg/Makie.jl/raw/master/assets/doge.png") img = load(path) # reduc…

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## [EAGO does not identify infeasbility of constraints in "easy" problem](https://discourse.julialang.org/t/eago-does-not-identify-infeasbility-of-constraints-in-easy-problem/90820)

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**Author:** [@recallme](https://discourse.julialang.org/u/recallme)\
**Replies:** 2\
**Last updated:** [November 26, 2022, 1:37pm UTC](https://discourse.julialang.org/t/eago-does-not-identify-infeasbility-of-constraints-in-easy-problem/90820 "2022-11-26T13:37:40Z")

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Hi, in the below problem I defined two constraints for which it is trivial to show analytically that they cannot be satisfied at the same time. However, the code takes lots of time and does not give back a clear unfeasi…

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## [Abs in JuMP](https://discourse.julialang.org/t/abs-in-jump/90811)

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**Author:** [@Salvador\_Catsis](https://discourse.julialang.org/u/Salvador_Catsis)\
**Replies:** 2\
**Last updated:** [November 26, 2022, 4:51am UTC](https://discourse.julialang.org/t/abs-in-jump/90811 "2022-11-26T04:51:02Z")

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Hi, I’m fairly new to Julia and new to JuMP. I am trying to implement a simple optimisation problem. I haven’t asked many programming questions before so please forgive the formatting if it’s not appropriate. I have de…

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