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@chantastic
chantastic / on-jsx.markdown
Last active March 20, 2024 01:03
JSX, a year in

Hi Nicholas,

I saw you tweet about JSX yesterday. It seemed like the discussion devolved pretty quickly but I wanted to share our experience over the last year. I understand your concerns. I've made similar remarks about JSX. When we started using it Planning Center, I led the charge to write React without it. I don't imagine I'd have much to say that you haven't considered but, if it's helpful, here's a pattern that changed my opinion:

The idea that "React is the V in MVC" is disingenuous. It's a good pitch but, for many of us, it feels like in invitation to repeat our history of coupled views. In practice, React is the V and the C. Dan Abramov describes the division as Smart and Dumb Components. At our office, we call them stateless and container components (view-controllers if we're Flux). The idea is pretty simple: components can't

Folder Structure

Please note

While this gist has been shared and followed for years, I regret not giving more background. It was originally a gist for the engineering org I was in, not a "general suggestion" for any React app.

Typically I avoid folders altogether. Heck, I even avoid new files. If I can build an app with one 2000 line file I will. New files and folders are a pain.

@SabretWoW
SabretWoW / rspec_model_testing_template.rb
Last active March 7, 2024 03:56
Rails Rspec model testing skeleton & cheat sheet using rspec-rails, shoulda-matchers, shoulda-callbacks, and factory_girl_rails. Pretty much a brain dump of examples of what you can (should?) test in a model. Pick & choose what you like, and please let me know if there are any errors or new/changed features out there. Reddit comment thread: http…
# This is a skeleton for testing models including examples of validations, callbacks,
# scopes, instance & class methods, associations, and more.
# Pick and choose what you want, as all models don't NEED to be tested at this depth.
#
# I'm always eager to hear new tips & suggestions as I'm still new to testing,
# so if you have any, please share!
#
# @kyletcarlson
#
# This skeleton also assumes you're using the following gems:
# Instructions for fresh install
$ sh <(curl -L https://nixos.org/nix/install) --darwin-use-unencrypted-nix-store-volume --daemon
# reboot
$ source /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh
$ echo 'export NIX_PATH=darwin-config=$HOME/.nixpkgs/darwin-configuration.nix:$HOME/.nix-defexpr/channels${NIX_PATH:+:}$NIX_PATH' | tee -a ~/.zshrc
$ echo 'source $HOME/.nix-profile/etc/profile.d/hm-session-vars.sh' | tee -a ~/.zshrc
$ nix-channel --add https://nixos.org/channels/nixpkgs-unstable
$ nix-channel --add https://github.com/LnL7/nix-darwin/archive/master.tar.gz darwin
$ nix-channel --add https://github.com/nix-community/home-manager/archive/master.tar.gz home-manager
@drj42
drj42 / org-mode-reference-in.org
Created February 6, 2012 23:53
This is a cheat sheet for Emacs org-mode... in org-mode format!
@noprompt
noprompt / slurp.clj
Created February 19, 2014 04:52
How to use slurp from ClojureScript
(ns foo.core
(:refer-clojure :exclude [slurp]))
(defmacro slurp [file]
(clojure.core/slurp file))
;; In CLJS
(ns bar.core
(:require [foo.core :include-macros true :refer [slurp]]))
@dherman
dherman / emacs-cheat-sheet.md
Created August 2, 2012 16:22
My emacs cheat sheet

In penance for cracking stupid jokes on Twitter, here's my Emacs cheat sheet. Emacs has a steep learning curve, so I've tried to order them by importance so you could learn them in stages.

One overall rule of thumb: pay attention to the minibuffer (the line at the bottom of the editor). It will often guide you through a process, and also gives you hints about what state you're in, such as the middle of a multi-chord sequence.

The other rule of thumb: when in doubt, C-g it out.

Basics (mandatory)

You simply can't get by without having these at your fingertips.

@bendc
bendc / nodelist-iteration.js
Created January 13, 2015 14:39
ES6: Iterating over a NodeList
var elements = document.querySelectorAll("div"),
callback = (el) => { console.log(el); };
// Spread operator
[...elements].forEach(callback);
// Array.from()
Array.from(elements).forEach(callback);
// for...of statement
@zenorocha
zenorocha / basic.md
Last active March 26, 2023 09:00
New Firebase Auth vs Old Firebase Auth
@elnygren
elnygren / expression_problem.clj
Last active December 3, 2022 16:33
Solving the Expression Problem with Clojure
; The Expression Problem and my sources:
; http://stackoverflow.com/questions/3596366/what-is-the-expression-problem
; http://blog.ontoillogical.com/blog/2014/10/18/solving-the-expression-problem-in-clojure/
; http://eli.thegreenplace.net/2016/the-expression-problem-and-its-solutions/
; http://www.ibm.com/developerworks/library/j-clojure-protocols/
; To begin demonstrating the problem, we first need some
; "legacy code" with datastructures and functionality: