#Profiling
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Optimizing Javascript for fun and for profit
The page collects practical JavaScript optimization habits: avoid unnecessary work, string comparisons, shape changes, indirection, cache misses, large objects, and weak data structures, while insisting that benchmarking and profiling come first.
Profiling Elixir
The author profiles an Elixir Game of Life implementation with ExProf and fprof, compares their outputs, and concludes that most time is spent in map lookups through Access.Map.get/2.
Simple and Clean Code vs. Performance
The article argues that simple, clean code should be the default. It separates efficiency from performance, says most code is not a bottleneck, and recommends profiling before sacrificing readability.
Must Have Gems for Development Machine in Ruby on Rails
The page lists Ruby on Rails development gems that speed up debugging, profiling, logging, database inspection, mail testing, code analysis, and app boot time, with brief notes on what each gem does.