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Installing Julia kernel on Windows JupyterLab

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IJulia Kernel

Okay, in this document, we will discuss how to install Julia on jupterlab.

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prerequisites

installing julia

https://julialang-s3.julialang.org/bin/winnt/x64/0.6/julia-0.6.2-win64.exe
from https://julialang.org/downloads/

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C:\Users\Administrator\AppData\Local\Julia-0.6.2\bin\julia.exe

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installing IJulia

https://github.com/JuliaLang/IJulia.jl

run julia and Pkg.add("IJulia")

julia>Pkg.add("IJulia")

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using IJyulia
notebook()

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No. this is not what I want. I want IJulia on my current conda environment.

removing IJulia and reinstalling IJulia with setting env["jupyter"]

julia>Pkg.rm("IJulia")
julia>ENV["JUPYTER"]="/c/ProgramData/Anaconda3/envs/jupyterlab/Scripts/jupyter";
julia>Pkg.add("IJulia")

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jupyter lab

cd %conda_prefix%
jupyter lab

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test julia

Pkg.update()     # けっこうかかる
Pkg.add("Plots") # 可視化、フロントエンド
Pkg.add("GR")    # 可視化、バックエンド
Pkg.add("DataFrames")

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using Plots
gr(size=(200, 200))
const Matrix = rand(1000, 200);
tic()
@time heapmat(Matrix)

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ref

IJulia
https://github.com/JuliaLang/IJulia.jl

julia download
https://julialang.org/downloads/

IJulia display logic
https://github.com/JuliaPlots/Plots.jl/issues/157

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