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View hysthresh.jl
"""
hysthresh(im, T1, T2)
Hysteresis thresholding
A simple port of Peter Kovesi's MATLAB method to Julia.
See http://www.peterkovesi.com/matlabfns/Spatial/hysthresh.m
Usage: bw = hysthresh(im, T1, T2)
View bwselect.jl
"""
bwselect(BW, c , r)
Select objects in a binary image.
Similar to the MATLAB function of the same name.
"""
function bwselect(BW, c, r)
# constants
north = CartesianIndex(-1, 0)
@RobBlackwell
RobBlackwell / gist:e6b874b9b664d7496f4099bae3c363f4
Created Jan 31, 2018
Preserving your working directory in gnome-terminal
View gist:e6b874b9b664d7496f4099bae3c363f4
# including this ensures that new gnome-terminal tabs keep the parent `pwd` !
# https://ttboj.wordpress.com/2014/03/20/preserving-your-working-directory-in-gnome-terminal/
if [ -e /etc/profile.d/vte.sh ]; then
. /etc/profile.d/vte.sh
fi
@RobBlackwell
RobBlackwell / Pickle.jl
Created Jan 31, 2018
Access pickle files in Julia
View Pickle.jl
using PyCall
@pyimport pickle
function mypickle(filename, obj)
out = open(filename,"w")
pickle.dump(obj, out)
close(out)
end
function myunpickle(filename)
@RobBlackwell
RobBlackwell / configuration.nix
Last active Nov 24, 2020
NixOS on Dell XPS 13
View configuration.nix
# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).
{ config, pkgs, ... }:
{
imports =
[ # Include the results of the hardware scan.
./hardware-configuration.nix
View gist:d09dd9e934b3afc9721ae7c2b60cd086
nix-env -iA nixos.oraclejre8
Unfortunately, we cannot download file jdk-8u131-linux-x64.tar.gz automatically.
Please go to http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html to download it yourself, and add it to the Nix store
using either
nix-store --add-fixed sha256 jdk-8u131-linux-x64.tar.gz
or
nix-prefetch-url --type sha256 file:///path/to/jdk-8u131-linux-x64.tar.gz
@RobBlackwell
RobBlackwell / eduroam
Last active Mar 17, 2017
eduroam UEA on x230 arch linux
View eduroam
Connection='wireless'
Interface=wlp58s0
Security='wpa-configsection'
Description="eduroam network"
IP='dhcp'
TimeoutWPA=30
WPAConfigSection=(
'ssid="eduroam"'
'key_mgmt=WPA-EAP'
'eap=PEAP'
@RobBlackwell
RobBlackwell / arch-linux
Last active Feb 22, 2021 — forked from njam/arch-linux
Install Arch Linux on XPS 13 9360
View arch-linux
# Arch installation on Dell XPS 13 (9360), October 2020
# Please also consult official documentation:
# https://wiki.archlinux.org/index.php/Installation_Guide
# https://wiki.archlinux.org/index.php/Dell_XPS_13_(9360)
# Boot from the usb.
# F12 to enter boot menu
# Set UK keymap
loadkeys uk
View sbcl-on-windows-subsystem-for-linux.txt
reb@HELIUM:~$ sudo apt-get install sbcl
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
libfreetype6 os-prober
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
binfmt-support
Suggested packages:
View gist:dc965da495b6ed3d5bb4
pandoc briefing.md --latex-engine=xelatex -V papersize:"a4paper" -V geometry:margin=1in -V fontsize:12pt -o briefing.pdf