FAQ

Common questions found on Gitter, the Google Group, and StackExchange
Contributors: Please add links to gists instead of lengthy code examples

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1. Where can I find help learning Mithril?

• See the Mithril Community Page. Mithril developers are very friendly people!

1. How can I add animation to my Mithril app?

• Leo wrote an article on integrating velocity.js here.
• There are community projects dealing with animation here.
• Animated Page Flip
• CSS translate

1. How do I fix this error: "Please ensure the DOM element exists before rendering a template into it."

• Try putting the script tag for the offending javascript as the last thing inside the body tag.

1. What is a top-most component?

• A component that has no component ancestors (see Why doesn't my component render?)

1. Why doesn't my component render?

• The component view function must return a virtual element, not an array of elements:
  return m("div")
return [m("div")]
• Only a top-most component may return an array:
  App.view = function(){ return [ m("div"), m("div") ] }

1. How do I (re)initialize all controllers in my app?

• m.route( m.route() )

1. How do I unmount/unload a component?

• Unloading a Component

1. How do I make an m.route change without scrolling the page?

• call m.route in a setTimeout with duration 0 (This is a quirk of v0.2.0)