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Super User : Recent Questions and Answers (Page 67)

Find answers to your questions about Super User or help others by answering their Super User questions.

Why does a gigabit/sec Internet connection via cable (coax) not offer symmetrical speeds like fiber?

In our area, we have Cox Communications (cable) which offers 1 Gbit/s down, and 30 Mbit/s up, while CenturyLink (fiber) offers 1 Gbit/s up and down....

Asked on 02/20/2021 by v15

2 answer

how flash memory/SSD write dta internally?

I was reading a book which says: a flash memory consists of a sequence of B blocks, where each block consists of P pages.Data are read and written in units...

Asked on 02/20/2021

0 answer

Lock screen vs Signing out

On the registry level, what are the differences between locking a user session and signing out from a user session? Aprecciate your help....

Asked on 02/20/2021 by Uba

2 answer

Hyper-V snapshot/checkpoint behavior with physical hard disk

What is the behavior of the snapshot/checkpoint feature in Hyper-V when there are physical hard disks attached to the virtual machine? I have a virtual machine with four physical disks...

Asked on 02/20/2021

2 answer

How can I find a Committed Memory leak/Usage that does not show in any task managing programs? (Windows 10)

I've been having issues with OS responsiveness (alt-tabbing, opening programs, killing processes sometimes take way too long) recently, and realized that a problem I'd set aside as unresolved a few...

Asked on 02/20/2021 by LeakingAmps

0 answer

Force cloned hard-disk image upon a smaller hard-disk

I have a image which was taken with Clonezilla as SAVEDISK on a 160GB harddrive.Now a newer version of the PC released with a 120GB harddrive, the space in...

Asked on 02/20/2021 by Sander

7 answer

ffmpeg: how to get program descriptions from transmission stream?

I'm getting off-air MPEG2 transmission streams from HDHomerun hardware and recoding it with ffmpeg. The HDHomerun hardware can give me very brief strings that describe the programs:% hdhomerun_config...

Asked on 02/19/2021 by Steve Newcomb

0 answer

Electric shock/mild vibrating sensation on MacBook Pro when charging

Every time I plug my MagSafe 2 power supply into an power outlet, this Mac's aluminum body gives me a mild vibrating sensation and sometimes an electric shock. After searching...

Asked on 02/19/2021 by Xtrader

6 answer

What is --export-secret-subkeys used for?

From the docs:--export-secret-keys--export-secret-subkeys Same as --export, but exports the secret keys instead. The exported keys are written to STDOUT or to the file...

Asked on 02/19/2021

1 answer

Should you be able to access your modem's web interface when the internet is down?

I have a Motorola MB7621 Cabel-Modem and D-Link AC1200 Router with Xfinity internet. I have been experiencing problems where my WiFi will be down for a few hours before coming...

Asked on 02/19/2021 by Max Gawason

1 answer

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