There is a rise in languages that output javascript, such as CoffeeScript and ClojureScript. Since javascript will not be going away anytime soon, I presume this pattern of development will continue.  One problem people have is that you write code in...

I'm seeing lots of code using the pattern:  if (typeof a.b === 'undefined') { ...   Now I'm translating this to:  (if (nil? (-.b a)) ...   Is that appropriate - or am I losing some crucial data?  My question is: What is the ClojureScr...

I'm writing an Electron application, and in this application I need to interact with some of the Node.js APIs - read files, get directory entries, listen to events.  Of course, I can write ClojureScript same way I would write JavaScript, but I wa...

Is it possible to use third-party React components in an Om application?  I have a project written in ClojureScript with Om and I would like to use JedWatson/react-select, how should I approach this problem?...

I'm am trying to .push some data to my Firebase but I'm getting this error in my Chrome console:      Uncaught Error: Firebase.push failed: first argument  contains an invalid key (cljs$lang$protocol_mask$partition0$) in property 'arr.0&#...

Can Leiningen be configured in such way that it bundles all compiled JS to a single file? Currently it outputs over a hundred files, which would be very slow in production.  I'm using Chestnut boilerplate, by the way. The documentation says:...

We are trying to introduce clojurescript in a project which is currently written in angularjs. We are using an external javascript library - datamaps. We are using the :foreign-libs compiler option to get the dependency file in the following manner :...

Many tutorials have the goog/base.js file included in a script tag and then use goog.require('your_script') to start the app running. For example, here is the header of an HTML file from the linked tutorial:  <script type="text/javascr...

I'd like to learn how to run JavaScript through Clojure and in particular implement this D3 graph in Clojure.   In my attempt to implement the above graphing method I encountered ClojureScript. However, I have been unsuccessful in its usage for t...

I have atom foo:  (defonce foo (r/atom "foo"))   I have parent component:  (defn parent-component []   (js/setTimeout #(reset! foo "bar") 5000)   (child-component {:foo foo}))   And I have child component:  (defn child-component [prop...