ueliwechsler

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🐱‍🐉

Interested in control systems, machine learning and the julia programming language in general.

ueliwechsler / Build HSL solver suit

Created November 19, 2020 07:53

ueliwechsler / Build_spral_recipe.jl

Last active November 18, 2020 14:55

	using BinaryBuilder

	name = "Ipopt_Spral"
	version = v"0.1.0"

	## Sources
	sources = [
	GitSource("https://github.com/coin-or-tools/ThirdParty-Metis.git", "48d89108b173dcf74cc7a27d0beff0eb5eedadd5"), # master
	GitSource("https://github.com/lanl-ansi/spral.git", "3842fffd5b16f0bf85be6f4b2832816ac4405763"), # master
	GitSource("https://github.com/lanl-ansi/Ipopt.git", "78a05e2b9138074682a057297b61524f7cb32b53"), # master

ueliwechsler / MeetupFreiburg_Lorenz_Attractor_Example.jl

Created January 26, 2020 15:24

	# Example for Plots.jl http://docs.juliaplots.org/latest/#simple-is-beautiful
	using Plots

	# define the Lorenz attractor
	mutable struct Lorenz
	dt; σ; ρ; β; x; y; z
	end

	function step!(l::Lorenz)
	dx = l.σ(l.y - l.x) ; l.x += l.dt dx

ueliwechsler / MeetupFreiburg_Lotka_Volterra_Example.jl

Last active January 26, 2020 12:56

	using DifferentialEquations

	α = 1
	β = 0.1
	γ = 0.05
	δ = 0.02

	function lotka_voltera!(dx, x, p, t)
	dx[1] = αx[1] - βx[1]*x[2]
	dx[2] = δx[1]x[2] - γ*x[2]

ueliwechsler / workingWithDateTimes.jl

Created July 5, 2018 14:51

Shows some ways, how to work with DateTime format in Julia. #Julia #DateTime #time, #Dates

	year, month, day = Dates.yearmonthday(now(Dates.UTC)); hour = Dates.Hour(now(Dates.UTC))
	timeNow = DateTime(year,month,day,hour)
	utc_start = [timeNow:Dates.Hour(1):timeNow+Dates.Hour(n-1)...]

	timeNow = now(Dates.UTC)
	utc_start = [Dates.format(value, "yyyy-m-dd HH:00:00") for value in timeNow:Dates.Hour(1):timeNow+Dates.Hour(n-1)]

ueliwechsler / readJSON.jl

Last active June 21, 2018 07:49

Julia: read .json to strict #Julia, #JSON

	using JSON

	file = normpath(joinpath(@__DIR__,"..\\dsl\\historic_query.json"))

	dict = open(file, "r") do f
	dict = JSON.parse(f)
	end