meagar

# There's an incredibly common pattern when using promises:
#
#     myFunction: ->
#       dfd = $.Deferrred()
#
#       $.ajax "wherever"
#       .done() ->
#         dfd.resolve("yep")
#       .fail() ->
#         dfd.reject("nope")

meagar

Improving Backbone's get to accept multiple arguments

CoffeeScript makes this work well:

[name, age] = user.get('name', 'age')

It would be trivially easy to allow Pam.Model's get to override Backbone's get to support this

meagar

A short list of CoffeeScript gotcha's I've encountered writing CoffeeScript professionally.

These are not problems with CoffeeScript, rather they are strange one-off situations where, especially coming from Ruby, differences in CoffeeScript's syntax have led to unexpected JavaScript.

meagar

Managing JavaScript Complexity

Jarrod Overson's excellent QConSF 2013 talk

Original slides: http://www.slideshare.net/JarrodOverson/complexity-28214103

Sort of Managing JavaScript Complexity

Matthew "Maverick" Eagar

meagar

# Use:
#
# # Pass an emuerable to #new
#
# users = User.active
# RakeProgrssBar.new(users) do |user|
#   user.do_something_amazing
# end
#
#

meagar

Note: this presentation was written for Gistdeck. Add the bookmarklet, come back to this gist, click the bookmarklet, then use the arrow keys to navigate.

Note2: See https://github.com/meagar/taking-javascript-offline for code examples; any time a string like 2-basic-caching appears, that's a branch which supports that slide

Taking JavaScript Offline

Who am I?

@meagar

meagar

#!/usr/bin/env ruby

#
# This is a Git pre-commit hook.
#
# Reject commits that contain any of the following strings:
# # NO COMMIT | // NO COMMIT | #NOCOMMIT | //NOCOMMIT | etc
# debugger
# binding.pry
# console.log

meagar

require 'time'

DAY = 60 * 60 * 24

def print_branches(branches)
  by_author = Hash.new { |hash,key| hash[key] = {} }

  branches.each do |branch|
    lines = `git show -s --pretty=medium #{branch}`.lines
    # commit d8f1e9d4c755d46192db635e964a9b04d6882f90

meagar

Keybase proof

I hereby claim:

• I am meagar on github.
• I am meagar (https://keybase.io/meagar) on keybase.
• I have a public key whose fingerprint is 6CBA F179 B60D D17D A8DA 9A06 B227 183C DC1F A2E5

To claim this, I am signing this object:

meagar

// ----
// Sass (v3.4.12)
// Compass (v1.0.3)
// ----

.loggedIn
  margin: 0

  &.active
    margin: auto