1
GNU grep is 10x faster than Mac grep
That's likely all you need to do to install and make default GNU grep, which on my machine is a ~10x speedup over the grep that ships with Mac OS.
Justin Lebar
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Visit jlebar.com → On Hacker News Nov 2012 – Apr 2015
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Boolean parameters to API functions considered harmful (2011)
The problem is that the last param to xhr.open is whether the xhr is async . Ouch.