dbridges’s gists

dbridges / CustomSortFilterProxyModel.py

Last active December 1, 2022 22:11

A subclass of QSortFilterProxyModel that implements custom filtering, especially useful for multicolumn filtering.

	from PySide import QtGui

	class CustomSortFilterProxyModel(QtGui.QSortFilterProxyModel):
	"""
	Implements a QSortFilterProxyModel that allows for custom
	filtering. Add new filter functions using addFilterFunction().
	New functions should accept two arguments, the column to be
	filtered and the currently set filter string, and should
	return True to accept the row, False otherwise.

dbridges / comments_list.html.slim

Last active March 15, 2018 21:25

Rails UJS and Stimulus Comment List

	h1 Comments

	.comment-list data-controller="comment-list"
	ul.comments-list data-target="comment-list.commentList"
	= render @comments

	= form_with model: Comment.new, html: { data: { type: "html", action: "ajax:success->comment-list#onPostSuccess" } } do \|form\|
	= form.text_area :message, data: { target: "comment-list.message" }
	= form.submit "Post Comment"

dbridges / comments_controller.rb

Last active March 16, 2018 05:05

Rails UJS and Stimulus Comment List

	class CommentsController < ApplicationController
	def index
	@comments = Comment.all
	end

	def create
	@comment = current_user.comments.create(comment_params)
	render @comment
	end

dbridges / comment_list_controller.js

Last active March 15, 2018 21:25

Rails UJS and Stimulus Comment List

	import { Controller } from "stimulus";

	export default class extends Controller {
	static targets = ["message", "commentList"]

	onPostSuccess(event) {
	let [data, status, xhr] = event.detail;
	this.commentListTarget.innerHTML += xhr.response;
	this.messageTarget.value = "";
	}

dbridges / create.js.erb

Created March 15, 2018 23:21

	$(".comment-list").append("<%= j render(@comment) %>");
	$(".comment-list form textarea").val("");

dbridges / birth_counts_mother_age_2002_2016.csv

Last active January 6, 2019 05:15

dbridges / _comment.html.slim

Last active August 25, 2022 18:51

Stimulus.js and Rails remote forms with error handling

	- # app/views/comments/_comment.html.slim

	li data-controller="comment" data-action="click->comment#hello"
	= "#{comment.message} by #{comment.user.email}"

dbridges / feed_urls.go

Created May 13, 2019 17:30

	var feedURLs = []string{
	"https://blog.golang.org/feed.atom",
	"http://feeds.kottke.org/main",
	}

dbridges / feed_fetch.go

Created May 13, 2019 17:33

	type feedResult struct {
	feed *Feed
	err error
	}

	func fetchFeeds(urls []string) ([]*Feed) {
	// Create a channel to process the feeds
	feedc := make(chan feedResult, len(urls))

	// Start a goroutine for each feed url

dbridges / sample_atom.xml

Created May 13, 2019 17:34

	<?xml version="1.0" encoding="utf-8"?>

	<feed xmlns="http://www.w3.org/2005/Atom">

	<title>Example Feed</title>
	<subtitle>A subtitle.</subtitle>
	<link href="http://example.org/feed/" rel="self" />
	<link href="http://example.org/" />
	<id>urn:uuid:60a76c80-d399-11d9-b91C-0003939e0af6</id>
	<updated>2003-12-13T18:30:02Z</updated>

Dan Bridges dbridges