Is it necessary to use UPS?
39104
Is UPS necessary to have for a PC?
108934
Where does a package have to be loaded?
155565
Do I have to charge my phone before I use it the first time?
15992
Can I charge USB devices from a powered hub that isn't connected to a PC?
54494
Can I bring my desktop computer as check-in baggage on a flight?
91831
Using series of LM 78XX for power supply
157944
Why do I need to activate my iPhone?
38042
When to use Get vs Needs
78458
Does eSATA require power source?
152018
How to determine if an Index is required or necessary
68620
Which way is up? (electric outlet)
40810
Why Do 240V Circuits Not Require Neutral?
95567
Setup or "set up"?
136536
Why do arrival and departure cards exist?
137589
"Require that every lightbulb have/has"
68560
Is it safe to use a power supply with a different laptop?
5707
When to avoid using a breadboard