RobBlackwell

"""
    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)

RobBlackwell

"""
    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

# 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

using PyCall
@pyimport pickle

function mypickle(filename, obj)
    out = open(filename,"w")
    pickle.dump(obj, out)
    close(out)
 end

function myunpickle(filename)

RobBlackwell

# 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

RobBlackwell

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

Connection='wireless'
Interface=wlp58s0
Security='wpa-configsection'
Description="eduroam network"
IP='dhcp'
TimeoutWPA=30
WPAConfigSection=(
	'ssid="eduroam"'
	'key_mgmt=WPA-EAP'
	'eap=PEAP'

RobBlackwell

# 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

RobBlackwell

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:

RobBlackwell

pandoc briefing.md --latex-engine=xelatex -V papersize:"a4paper" -V geometry:margin=1in -V fontsize:12pt -o briefing.pdf