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Writing Semantic Markup

The history of front-end development is not a short one as computer history goes, but it wasn’t until recently that it has started to get the tools and attention it deserves. Writing markup was mostly ignored as being both cumbersome and yet simplistic. The practice of crafting “the view layer” is more enjoyable and exciting now than it ever has been and it is giving us better user experiences. Tr

supermomonga 2017/03/29

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Tips for Clojure Beginners

1. Learn the essentials with Clojure Koans Clojure Koans teaches you the basics of the language by providing a series of tests for you to turn green. The topics and tests are chosen well, and the project’s vibe is pleasant (“calling a function is like giving it a hug with parentheses”). Open a koan. Make it pass. Meditate. Enjoy enlightenment. 2. Move on to 4Clojure probl ems 4Clojure is a great wa

supermomonga 2014/05/17

clojure初心者用のtips記事

clojure

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EmberJS with a Separate Rails API

We just wrapped up a large client project using EmberJS and we learned a few things that are interesting to share. Ember made this project easier. There are times that a JavaScript framework is unnecessary and there are times that it makes the code much cleaner. This was the latter. Split Development We built our API and our JavaScript application as two completely separate applications. We had on

supermomonga 2014/02/27

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Rendering Collections in Rails

Partials are a great way to break down complex view into more manageable chunks as well as keeping view code DRY. However, rendering a partial for each it em in a collection looks ugly: <% @user.comments.each do |comment| %> <%= render partial: 'comments/comment', locals: { comment: comment } %> <% end %>

supermomonga 2014/01/18

rails

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Using Polymorphism to Make a Better Activity Feed in Rails

You won’t find “polymorphic partials” in Rails’ API documentation. However, the general programming technique of polymorphism can be applied to Rails partials. Example: an activity feed for an eBay marketplace Imagine you are signed into an application similar to eBay. You can buy or sell it ems on the marketplace. In order to buy an it em, you need to bid on it. You see an activity feed that includ

supermomonga 2014/01/18

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Vim Splits - Move Faster and More Naturally

Most of us are Vim users and have tweaked our favorite editor for speed and convenience. See thoughtbot’s dotfiles. One of my favorite tools is the window split. Here is a quick splits overview and configurations to use them more effectively. The basics Create a vertical split using :vsp and horizontal with :sp. By default, they duplicate the current buffer. This command also takes a filename: