groupBy
-- разбивает массив на подмассивы по критериюkeyBy
-- то же самое, когда критерий не повторяетсяmap
,forEach
,find
умеют обходить объекты, очень удобноmapKeys
,mapValues
-- преобразование объектовtoPairs
иfromPairs
-- преобразовывает{foo: 'bar'}
в[['foo', 'bar']]
и обратноintersection
,difference
,union
-- взаимодействие нескольких массивовflatten
-- без него вообще не жизньflatMap
-- map+flatten, очень удобноfindIndex
,sortedIndex
-- когда тебе нужен только индекс элемента, а не сам элементfindKey
-- когда нужно найти ключ в объекте по критерию
Module 1
- Semantic markup
- HTML standards mode and quirks mode
- HTML fundamentals
- Classes and IDs
- CSS fundamentals
- Selectors
- Resets and normalizers
- The box model
Converting libraries to Ember CLI addons
In this guide we will cover two main cases:
- Ember specific library
- vendor library
Ember library
The Ember library will assume that Ember has already ben loaded (higher in the loading order) and thus will assume it has access to the Ember API.
// default exports | |
export default 42; | |
export default {}; | |
export default []; | |
export default foo; | |
export default function () {} | |
export default class {} | |
export default function foo () {} | |
export default class foo {} |
Install MongoDB with Homebrew
brew install mongodb
mkdir -p /data/db
Set permissions for the data directory
Ensure that user account running mongod has correct permissions for the directory:
Whether you're trying to give back to the open source community or collaborating on your own projects, knowing how to properly fork and generate pull requests is essential. Unfortunately, it's quite easy to make mistakes or not know what you should do when you're initially learning the process. I know that I certainly had considerable initial trouble with it, and I found a lot of the information on GitHub and around the internet to be rather piecemeal and incomplete - part of the process described here, another there, common hangups in a different place, and so on.
In an attempt to coallate this information for myself and others, this short tutorial is what I've found to be fairly standard procedure for creating a fork, doing your work, issuing a pull request, and merging that pull request back into the original project.
Creating a Fork
Just head over to the GitHub page and click the "Fork" button. It's just that simple. Once you've done that, you can use your favorite git client to clone your repo or j
-
Data Down / Actions Up
- http://emberjs.jsbin.com/nayaho/edit?html,js - Interdependent select boxes. No observers.
- http://ember-twiddle.com/2d7246875098d0dbb4a4 - One Way Input
-
Plain JSBin's
-
Ember Version Base JSBin's
Frontend Development
Attention: the list was moved to
https://github.com/dypsilon/frontend-dev-bookmarks
This page is not maintained anymore, please update your bookmarks.
function Foo(who) { | |
this.me = who; | |
} | |
Foo.prototype.identify = function() { | |
return "I am " + this.me; | |
}; | |
function Bar(who) { | |
Foo.call(this,"Bar:" + who); |