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monitoring – How do you monitor the progress of dd? – Ask Ubuntu
“dd if=/dev/urandom | pv | dd of=/dev/null”
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jquery set checkbox checked – Stack Overflow
“.prop(‘checked’, true);
Before jQuery 1.6 (see user2063626’s answer):.attr(‘checked’,’checked’)”
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cursor.sort() — MongoDB Manual
“db.orders.find().sort( { “item.category”: 1, “item.type”: 1 } )”