TL;DR Instead of attaching tooltips directly to document.body, attach them to a predefined div in document.body. BAD <body> <!-- temporary div, vanishes when tooltips vanishes --> <div>my tooltip</div> <body> GOOD <body> <!-- this div stays forever, just for attaching tooltips --> <div id="tooltips-container"> <!-- temporary div, vanishes when tooltips vanishes --> <div>my tooltip</div> </div> <bo
There are cases when you want to actually create and show a large chunk of new HTML from javascript. The simplest one is when you are loading a wholly new view in a single-page app. Should you worry about how to implement that? TL;DR 1) on early-2014 mobile browsers the raw method used to create and show a couple of thousand nodes doesn't matter. 2) with more than a couple of thousand takes too lo
often devs still approach performance of JS code as if they are riding a horse cart but the horse had long been replaced with fusion reactor — Vyacheslav Egorov (@mraleph) December 13, 2013 We’ve known this for some time over here in the ClojureScript corner of the world - all of our collections are immutable and modeled directly on the original Clojure versions written in Java. Modern JavaScript
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