If I understand correctly, most programming language which provide a library function to 开发者_如何学Cretrieve the size of a file use a system call. But then, what does the system do under the hood?
I w开发者_Go百科ant to write a ACPI method for windows Operating System, as a part of my college project and I am new to this assembly level programming.
What is the currently a开发者_Go百科ccepted OS with the fastest TCP/IP stack?Im not interested in bandwidth but rather speed.
The classic none-busy-waiting version of wait() and signal() semaphore are implemented as below. In this verson, value can be negative.
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I am using a BufferedOutputStream to write to a file. While debugging I noticed that the flush operation takes very long even if开发者_开发知识库 the OS shows that the file has got the final size.
What is it that makes an OS a POSIX system? A开发者_StackOverflowll versions of Linux are POSIX, right? What about Mac OS X?
I am trying to write a hobby experiment OS now. And I am having this problem. In Real Mode, I can rely on BIOS to deal with disks and cd-roms (sometimes LBA BIOS extenstion is used). But once I enter
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Would it be correct to represent EOF as CTRL-C on Windows? If not, what is a proper representation? I am asking because it seems, that OS is interpreting it as an interrupt before program has a chanc
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