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(Examples cribbed from the [[Performance/Optimizing_JavaScript_with_DTrace|DTrace page]].) | (Examples cribbed from the [[Performance/Optimizing_JavaScript_with_DTrace|DTrace page]].) | ||
== Avoid Writing Slow CSS == | |||
# Read [https://developer.mozilla.org/en/Writing_Efficient_CSS the "writing efficient CSS" guide]. | |||
# Remember that any selector in your rule which might match many different nodes is a source of inefficiency during either selector matching or dynamic update processing. This is especially bad for the latter if the selector can dynamically start or stop matching. Avoid unqualified ":hover" like the plague. | |||
==Lazily Load Services== | ==Lazily Load Services== | ||