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Top Questions
32
votes
How do file permissions work for the “root” user?
linux
permissions
root
asked Dec 21 '17 at 10:46
unix.stackexchange.com
16
votes
Why is the serial port driver named “/dev/ttyS#”?
history
terminal
linux
asked Jun 4 '17 at 17:00
retrocomputing.stackexchange.com
13
votes
How to write data to a graphics card without using BIOS?
c
assembly
x86
operating-system
hardware
asked Jun 8 '17 at 18:51
stackoverflow.com
7
votes
Is virtual memory used when using Port-mapped I/O?
c
linux
x86
device-driver
virtual-memory
asked Jun 3 '17 at 9:40
stackoverflow.com
5
votes
Why $0 is not a positional parameter?
bash
shell
parameter
asked Dec 23 '17 at 18:35
unix.stackexchange.com
Top Answers
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