Wojtek Majewski jumski

Falsehoods programmers believe about time

This is a compiled list of falsehoods programmers tend to believe about working with time.

Don't re-invent a date time library yourself. If you think you understand everything about time, you're probably doing it wrong.

Falsehoods

There are always 24 hours in a day.
February is always 28 days long.
Any 24-hour period will always begin and end in the same day (or week, or month).

React/Redux Style Guide

Ikea Bekant standing desk with Gerton table top

require-from-twitter

Since Twitter doesn't have an edit button, it's a suitable host for JavaScript modules.

How to use

Source tweet: https://twitter.com/rauchg/status/712799807073419264

const leftPad = await requireFromTwitter('712799807073419264');

Answer to Question 1:

The method shown is inject, (aka reduce).

I love inject, and you should too!

Jay Fields loves inject so much he wrote a love letter to it.

RSpec Default Params

When you're testing controllers and need to specify parameters across multiple requests, don't repeat yourself! A micro gem* to wrap up a convenient helper for default parameters in controller specs. Cleaned up version of code in this Stack Overflow answer: http://stackoverflow.com/a/14623960/2284646.

Micro gems as suggested by Jeff Kreeftmeijer (http://jeffkreeftmeijer.com/2011/microgems-five-minute-rubygems)

Installation

Add this line to your application's Gemfile:

	;; Logseq Default Query 6-pack
	;; ---------------------------
	;;
	;; Pontus Sundén (@psu)
	;; October 28, 2022
	;;
	;; Attribution
	;; - https://gist.github.com/sawhney17/3a1b04936f35df80253431a61cb74737
	;;
	;; ---------------------------

	# frozen_string_literal: true

	source "https://rubygems.org"

	gem 'down'
	gem 'dry-monads'
	gem 'http'

	(require '[clojure.core.async :as a])

	(def xform (comp (map inc)
	(filter even?)
	(dedupe)
	(flatmap range)
	(partition-all 3)
	(partition-by #(< (apply + %) 7))
	(flatmap flatten)
	(random-sample 1.0)

	angular.module('stateMock',[]);
	angular.module('stateMock').service("$state", function($q){
	this.expectedTransitions = [];
	this.transitionTo = function(stateName){
	if(this.expectedTransitions.length > 0){
	var expectedState = this.expectedTransitions.shift();
	if(expectedState !== stateName){
	throw Error("Expected transition to state: " + expectedState + " but transitioned to " + stateName );
	}
	}else{