The hosts file is used by your computer to map hostnames to IP addresses. By adding or removing lines to your hosts file you can change where certain domains will point when you access them in a browser or using other software. You can block certain hosts names, like ad-serving/malicious hosts, or used for web development purposes, i.e. to redirect domains to local … [Read more...] about How to Edit Hosts file in Mac OS X 10.10 Yosemite
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