Chris Adams acdha

acdha / locals.py

Created February 15, 2017 20:52

How to see the modules available in your current local namespace

	import inspect
	import math

	print("all local variables:")
	print(locals())
	print()

	print("just the modules:")
	print([name for name, value in locals().items() if inspect.ismodule(value)])

acdha / .gitattributes

Last active January 23, 2017 15:34

Example using Git attributes to make human-friendly output from custom file formats

bagit.xml diff=xml2rfc

acdha / .stylelintrc.json

Created December 19, 2016 16:41

Generate stylelint-order declaration-block-property-groups-structure lists from csscomb presets

	{
	"plugins": [
	"stylelint-order"
	],
	"extends": "stylelint-config-standard",
	"rules": {
	"order/declaration-block-property-groups-structure": [
	[
	{
	"emptyLineBefore": "always",

acdha / Results using Python 2.7.12

Last active November 8, 2016 21:59

Python sparse list memory / time benchmarks

	Testing size 100
	⏱ allocate empty list 0.00001 seconds
	Empty list size: 888
	⏱ populate list with fake results 0.00003 seconds
	“Populated” list size: 5848

	⏱ allocate empty sparse list 0.00000 seconds
	Empty list size: 808
	⏱ populate sparse list with fake results 0.00003 seconds
	“Populated” list size: 6776

acdha / homebrew-gdal-ctypes.traceback

Created October 3, 2016 21:26

Traceback from a crash introduced by a recent Homebrew update when Python ctypes tries to load gdal

	Traceback (most recent call last):
	File "/Users/cadams/.virtualenvs/wdl/bin/django-admin", line 11, in <module>
	sys.exit(execute_from_command_line())
	File "/Users/cadams/.virtualenvs/wdl/lib/python2.7/site-packages/django/core/management/__init__.py", line 354, in execute_from_command_line
	utility.execute()
	File "/Users/cadams/.virtualenvs/wdl/lib/python2.7/site-packages/django/core/management/__init__.py", line 328, in execute
	django.setup()
	File "/Users/cadams/.virtualenvs/wdl/lib/python2.7/site-packages/django/__init__.py", line 18, in setup
	apps.populate(settings.INSTALLED_APPS)
	File "/Users/cadams/.virtualenvs/wdl/lib/python2.7/site-packages/django/apps/registry.py", line 85, in populate

acdha / collapsed.py

Last active February 20, 2023 14:39

Django Haystack backend support for Solr's Collapsing query parser and Expand component

	# encoding: utf-8
	"""
	Experimental SearchQuerySet exposing Solr's Collapse filter and Expand component

	See https://cwiki.apache.org/confluence/display/solr/Collapse+and+Expand+Results

	Usage::
	sqs = sqs.collapse('item_grouping', sort='"score DESC, wdl_id ASC"')
	sqs = sqs.expand(rows=2, fq='django_ct:core.file')

acdha / generate-iiif-test-urls.py

Last active April 20, 2016 20:38

Quick and dirty scripts to measure performance of IIIF servers

	#!/usr/bin/env python3
	"""
	Collect test URLs using something like this::

	for collection in https://www.loc.gov/{maps,photos,newspapers}/collections/; do
	for item in $(http "${collection}?fo=json" \| jq -r '.featured_items[] \| .url'); do
	http "https://www.loc.gov$(echo $item \| sed -e 's/^.*\/item/\/item/' )?fo=json" \| extract-urls \| grep -E '(iiif\|[.]jp2)';
	done;
	done
	"""

acdha / ga-record-chrome.loadtimes.js

Created March 11, 2016 13:11

Record first paint time from chrome.loadTimes (Chrome/Opera, IE11) to Google Analytics

	(function ($) {
	'use strict';

	function recordTimeToFirstPaint() {
	// Use Chrome's loadTimes or IE 9+'s msFirstPaint to record the time to render in milliseconds:
	var firstPaintTime, timingSource;

	if ('chrome' in window && $.isFunction(window.chrome.loadTimes)) {
	var loadTimes = window.chrome.loadTimes();

acdha / github-list-repos.py

Created March 10, 2016 19:38

Quick and dirty utility to list all of the repositories which your account has access to

	#!/usr/bin/env python3

	from __future__ import (absolute_import, division, print_function,
	unicode_literals)

	import subprocess
	from getpass import getpass, getuser

	import keyring
	from github3 import authorize, login

acdha / optimize-solr

Last active February 27, 2016 14:36

Crude but effective cron watchdog for Apache Solr

	#!/bin/bash

	set -eu

	exec >/dev/null

	sleep $((120 + ($RANDOM % 1800)))

	curl -s http://localhost:8986/solr/{ar,en,es,fr,pt,ru,zh}/update -H 'Content-Type: text/xml' --data-binary '<commit waitSearcher="true"/>'
	curl -s http://localhost:8986/solr/{ar,en,es,fr,pt,ru,zh}/update -H "Content-Type: text/xml" --data-binary '<optimize/>'