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hanslovsky / test.jpg

Last active June 6, 2024 07:14

hanslovsky / recompress.kts

Last active February 21, 2023 03:57

Recompress zarr array inplace using n5-zarr. Untested, use at own risk. Does not deal with non-existing blocks. Not multi-threaded. Run with kscript: https://github.com/kscripting/kscript

	@file:Repository("https://maven.scijava.org/content/groups/public")
	@file:DependsOn("org.janelia.saalfeldlab:n5-zarr:0.0.8")

	import kotlin.math.ceil

	import org.janelia.saalfeldlab.n5.zarr.N5ZarrWriter
	import org.janelia.saalfeldlab.n5.zarr.ZArrayAttributes
	import org.janelia.saalfeldlab.n5.zarr.ZarrCompressor

	require(args.size == 2) { "Two arguments required, zarr group and dataset"}

hanslovsky / Pipfile

Last active July 5, 2022 14:35

Explore quicksort with numba

	[packages]
	numba = "~=0.55"
	matplotlib = "~=3.5"

	[requires]
	python_version = "3.9"

hanslovsky / ConcordeLib.kt

Last active July 2, 2022 21:33

	package me.hanslovsky.konkorde

	import com.sun.jna.Library
	import com.sun.jna.Memory
	import com.sun.jna.Native
	import com.sun.jna.Pointer
	import com.sun.jna.Structure

	interface ConcordeLib : Library {

hanslovsky / extension-func-resolution.kt

Created March 30, 2022 20:10

Exploring how kotlin extension functions are resolved

	interface Base<T: Base<T>>
	interface Derived<T: Derived<T>> : Base<T>
	class Impl: Derived<Impl>
	data class Container<T>(val t: T)

	@JvmName("f1")
	fun <T: Base<T>> Container<T>.someFunc(c: Container<T>) =
	println("generic: $c")
	@JvmName("f2")
	fun Container<out Derived<>>.someFunc(c: Container<out Derived<>>) =

hanslovsky / Pipfile

Created November 2, 2021 13:19

	[[source]]
	url = "https://pypi.org/simple"
	verify_ssl = true
	name = "pypi"

	[packages]
	imglyb = "~=2.0"
	jupyter = "~=1.0"
	matplotlib = "~=3.4"
	pillow = "~=8.4"

hanslovsky / numpy-cacheloader.kts

Last active June 9, 2021 03:01

Example use case for using Jep to generate numpy arrays in CacheLoader

	#!/usr/bin/env kscript

	// requires kscript: https://github.com/holgerbrandl/kscript
	// install jep native libraries with
	// python -m pip install jep
	// When using Python interpreter in a a non-standard location, set PYTHONHOME appropriately.

	@file:MavenRepository("scijava", "https://maven.scijava.org/content/groups/public")
	@file:DependsOn("net.imglib2:imglib2-cache:1.0.0-beta-16")
	@file:DependsOn("net.imglib2:imglib2:5.12.0")

hanslovsky / ThreadsafeInterpreter2.kt

Last active May 10, 2021 02:48

JEP threadsafe interpreter

	import java.lang.Class
	import java.lang.Thread
	import java.util.concurrent.Callable
	import java.util.concurrent.ExecutorService
	import java.util.concurrent.Executors
	import jep.Interpreter
	import jep.SharedInterpreter


	class ThreadsafeInterpreter2(

hanslovsky / find-duplicates.py

Last active July 5, 2022 00:03

Find duplicates in jars

	#!/usr/bin/env python3.9

	from functools import reduce
	from pathlib import Path
	from subprocess import check_output

	import re

	m2_repo = Path.home() / '.m2' / 'repository'

hanslovsky / example-kotlin-repl.kts

Last active March 15, 2021 02:46

	import net.imglib2.imklib.*
	import net.imglib2.type.volatiles.*
	import net.imglib2.type.numeric.integer.*

	// pick any data here
	val rawData = imklib.io.n5.openUntypedHDF5("/home/zottel/Downloads/sample_A_20160501.hdf", "volumes/raw").asUnsignedBytes()
	val rawDataExtended = rawData.extendBorder().asInts()
	val gradientMagnitudeData = (0..2)
	.map { d -> LongArray(3) { if (it == d) 1 else 0 } }
	.map { rawDataExtended[rawData + it].zeroMin - rawDataExtended[rawData - it].zeroMin }

Philipp Hanslovsky hanslovsky