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How can I build a small operating system on an old desktop computer? [closed]

... you suggest any references to building those? anything that isn't direct cpu/memory operations. Anything that isn't directly in the CPU reference manual. After the booting sequence--then what? How do I get into protected mode etc. Protected mode will be part of the boot sequence. then you sta...
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Retrieve CPU usage and memory usage of a single process on Linux?

I want to get the CPU and memory usage of a single process on Linux - I know the PID. Hopefully, I can get it every second and write it to a CSV using the 'watch' command. What command can I use to get this info from the Linux command-line? ...
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finding and replacing elements in a list

...ution. Consider using list comprehension. – Jean-François Corbett Feb 2 '17 at 13:35 6 ...
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How to read the Stock CPU Usage data

On Ice Cream Sandwich, an option in the Developer Options is "Show CPU Usage", which adds an overlay on the screen (see screenshot below). ...
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Is it good practice to NULL a pointer after deleting it?

... answered Dec 18 '09 at 23:01 Håvard SHåvard S 20.4k55 gold badges5555 silver badges6767 bronze badges ...
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How to calculate the CPU usage of a process by PID in Linux from C?

I want to programmatically [in C] calculate CPU usage % for a given process ID in Linux. 12 Answers ...
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LLVM C++ IDE for Windows

...ed Mar 14 '11 at 8:09 Leo HippeläinenLeo Hippeläinen 5111 silver badge11 bronze badge ...
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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?

... guess based on the names, but what specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX? 4 Answers...
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Python strftime - date without leading 0?

... English locale) Tuesday October 07, 2014. – Pekka Klärck Oct 7 '14 at 14:48 ...
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Number of processors/cores in command line

...looking for. More here : http://www.cyberciti.biz/faq/linux-get-number-of-cpus-core-command/ share | improve this answer | follow | ...