Discover @nh2 Open Source projects

Niklas Hambüchen (@nh2)

nh2

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Following 25
Registered about 14 years ago
Most used languages

Haskell
53.3 %

Python
18.3 %

Nix
6.7 %

JavaScript
4.2 %

Shell
3.3 %

C
2.5 %

HTML
2.5 %

Rust
1.7 %

Java
1.7 %

Others 5.6 %
Location 🇨🇭 Switzerland
Country Total Rank 199
Country Ranking

Futhark 2

Meson 2

Nix
2

Haskell
5

Arduino 6

CoffeeScript
60

Dart
107

HTML
119

Shell
161

C
256

Python
263

Rust
281

C#
817

Java
1,042

JavaScript
1,369

C++
1,584

static-haskell-nix

easily build most Haskell programs into fully static Linux executables

call-haskell-from-anything

Call Haskell functions from any programming language via serialization and dynamic libraries

strace-pipes-presentation

Presentation: Debugging across pipes and sockets with strace

hatrace

scriptable strace

nixops-tutorial

Tutorial for practical deployments with NixOps

haskell-cpu-instruction-counter

Measuring CPU instructions in Haskell using Linux Performance Counters

haskell-from-python

Example how to call Haskell from Python easily (using ctypes.cdll.LoadLibrary)

nix-binary-cache-proxy

An NGINX caching proxy to serve the cache.nixos.org binary cache from your local network, ready-to-deploy with nixops

link-with-lld-example

Example how to link Haskell programs very quickly with lld

haskell-jobs-statistics

haskell-ordnub

Data.List.nub is O(n²). This one is O(n log n) by requiring an Ord instance.

hemokit

Haskell library for the Emotiv EEG, inspired by the Emokit code

nixos-vm-examples

Examples of how to build and run NixOS VMs with nix

nixos-ami-building

Methods for building custom NixOS AMIs

arduino-a7105

Fixed code from http://www.instructables.com/id/Easy-Android-controllable-PC-Interfaceable-Relati/step6/Arduino-Software/

housescan

Building-scale interior 3D reconstruction with KinectFusion

asus-xtion-fix

For making the Asus Xtion work on USB 3.0 on Linux (e.g. for PCL)

loop

Fast loops for Haskell (for when GHC can't optimize forM_), with benchmarks

gmail-spamfilters-paypal-security-messages

Screenshot of how GMail classified PayPal security message as spam

hackage-download

Script to download all of Hackage

dentls

Fixed version of the program at https://serverfault.com/a/328305/128321

haskellerz-async-tutorial-2020

Async tutorial (my HaskellerZ 2020 talk)

network-house

Haskell data structures and parsers for Ethernet, TCP, UDP, IPv4, IPv6, ICMP, DHCP, and TFTP packages. Extracted from the House project network stack.

diskorder

read files in physical order to reduce hard drive seeks

niceshare

GUI for gstreamer-based screen sharing

aesonbson

Mapping between Aeson's JSON and Bson objects

haskell-static-data-sqlite

Example how to append data to a Haskell executable using sqlite

shared-memory

Haskell shared memory library

sublime-text-move-tabs

Arranging tabs in Sublime Text like in Chrome

conduit-concurrent-map

Concurrent, order-preserving mapping Conduit for Haskell

kibana-importer

Imports a Kibana export.json file into Kibana

iso8601-time

Convert to/from the ISO 8601 time format in Haskell

nixops-gluster-example

Advanced nixops deployment example: GlusterFS

haskell-todos

nh2's Haskell TODO / wish list for Open Source tasks to improve Haskell

nixos-configs

My NixOS configs

lambdabot-zulip

Lambdabot for Zulip Chat

eventstreamexamples

Example Turbogears project for implementing server-side events in Python

custom-hackage

Script that allows to run your own hackage with select packages/versions that you drop in

ghc-mod-socket

Makes ghc-modi behave like hdevtools

call-python-via-msgpack

Call Python from Haskell by FFI-via-serialisation over MessagePack

ar-timestamp-wiper

Wipes time stamps from .a files (like ar -D)

proctest

A Haskell library for testing interactive command line programs

selfrestart

Allows restarting the currently running Haskell executable

lz4-frame-conduit

Haskell Conduit implementing the official LZ4 frame streaming format

chrubuntu-anyos

Run any Linux distro on your legacy Chromebook, ChrUbuntu style

multishake

A Shake build system that builds a cabal project together with a set of dependencies available in source

darcs-fastconvert

Import/export git repos to/from darcs. Also contains darcs-bridge for bidirectional synchronisation. Forked from http://darcsden.com/mornfall/darcs-fastconvert to fix build on newer platforms.

git-rewrite-history-on-patches

Script to replace words in a range of recent git commits

stack-nix-caching-example

Example of how to use nix Haskell binary packages with stack

haskell-netpbm

Loading PBM, PGM, PPM image files in pure Haskell

nixos-blockdevice-attachment-explanations

Article about block device file-system auto-creation on NixOS

quadcopter-simulation

nixos-vm-building

Example of how to iterate on a NixOS config in a local VM.

vinput

Virtual input devices on Linux for multitouch tables and other funny stuff.

sublime-toggle-line-numbers

Adds a command to enable/disable line numbers for the current buffer.

Abacus

A Better Alignment Plugin for Sublime Text 2 `⌘⌥^ ]`

hello_wayland_haskell

Example Wayland program (client) in Haskell

internal-contstrained-pki

Safely shareable TLS root CA for .internal networks using Name Constraints

blog

nh2's blog posts

haskell-pdxhouse

Git mirror of the Haskell House operating system project (https://code.google.com/p/pdxhouse)

cv

bupstash-kopia-comparison

Evaluation benchmarks of backup tools bupstash and kopiia

wordwang

reinterpret-cast

Memory reinterpretation casts for Float/Double and Word32/Word64 in Haskell

KinectStreamer

Streams Kinect data (such as the depth image) as a TCP server

lambdanumbers

staticfetcher

Fetches static files.

jsschema

Object structure checking for the rescue!

AntiMersenne

Predicting Python's Mersenne twister PRNG for 30c3 CTF, with Python calling Java, yeah

obse

Git mirror of the Oblivion Script Extender (http://obse.silverlock.org)

dsa42

Spieleprogrammieren im Kurs "Extreme Programming" auf der Deutschen Schülerakademie Schelklingen 2008

temperature-sensor-server

Haskell server to serve temperature from Arduino

linux-bad-core-scheduling-investigation

Write-up of a Linux kernel bisection to find a scheduler bug that results in reduced performance

udp-splitter

Haskell program to forward incoming UDP packets to N many targets

empty-angular-project

A browser project template using: angular, coffeescript, stylus, testacular, bower, grunt.

psqueue-benchmarks

Benchmark of Haskell Priority Search Queue implementations

flippi

Flippi: a Wiki clone written in Haskell (http://www.flippac.org/projects/flippi/). I have nothing to do with this project nor do I maintain it - I just fixed the build because someone in Haskell-Cafe had a problem with that.

ghc-generics-deriving-is-slow

Reproduction for `deriving Generic` being quadratic in the Glorious Haskell Compiler

gtkpasswordentry

A GTK text box for passwords with an icon to show the password in plain text

jquery-elastic

inner-loop-benchmarks

Criterion benchmarks for http://neilmitchell.blogspot.co.uk/2014/01/optimising-haskell-for-tight-inner-loop.html

hspec-experiment

Test trees as modifiable data for hspec

WashNGo

A Haskell EDSL for programming Web applications. I have nothing to do with this project nor do I maintain it - I just fixed the build because someone in Haskell-Cafe had a problem with that.

dig-5-seconds-hang

Linux kernel dropped DNS requests investigation (visible to iptables but not Wireshark)

e57-dump

Simple executable to dump .e57 file structure as text for quick inspection

copier

Tool to copy files in parallel for use on networked file systems. Written in Haskell

haskell-socketio

(Unfinished) Haskell server-side engine.io and socket.io implementation. Avoids real-time at all cost!

ghc-control-monad-trans-unlift-stack-overflow

Reproduction for GHC 8.0 stack overflow

thinkpadlight-client

A simple library use thinkpadlightd

ghc-bug-th-loading

Test case for a GHC bug concerning the unnecessary loading packages when TH is used

parallel-map-experiments

Haskell experiments around monad-par, parallel, parMap and spark scheduling

ghc-omit-interface-pragmas-dsImpSpecs-bug

Repro for GHC 7.8.4 panic: dsImpSpecs on SPECIALISE pragma with -fhpc enabled

futhark-featurematch-2nn

Futhark implementation of two-nearest-neighbour brute-force quadratic feature matching.

number-streams

Haskell library for calculating properties on streams of numbers, e.g. moving sums and averages

getDirectoryContents-benchmarks

Benchmarking Haskell's getDirectoryContents function and alternatives

onezerocat

Tools for translating binary files into 1-0-sequences and vice versa

jquery-doublepostpreventer

Disabling submit buttons after submit

thinkpadlightd

A server for your ThinkPad's enlightenment

u51

Web password manager written in Python/Django

th-recomp-test

Small test project for GHC issues related to the `[TH]` recompilation reason