App Nap feature was designed to cut CPU and other computer resources to power-hungry applications when those applications are not currently in use. It's one of several OS X features that has helped increase the battery life on Mac portables, but unfortunately, this feature isn't without downsides. If you're noticing that applications don't complete their tasks in a reasonable … [Read more...] about How to Disable App Nap Per-App in OS X Yosemite
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