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Margaret Bloom

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Top Questions
32 votes

C standard compliant way to access null pointer address?

c language-lawyer undefined-behavior null-pointer asked Feb 21 '16 at 14:49
stackoverflow.com

20 votes

Scheduled Ryanair flights from Zaventem moved to Charleroi?

event-based-effects brussels delays ryanair flight-status asked Mar 24 '16 at 9:15
travel.stackexchange.com

17 votes

Are Playstation 4 communications really harder to monitor?

encryption monitoring instant-messaging asked Mar 22 '16 at 13:26
security.stackexchange.com

15 votes

Understanding the impact of lfence on a loop with two long dependency chains, for increasing lengths

performance assembly x86 cpu-architecture perf asked Aug 23 '18 at 12:39
stackoverflow.com

13 votes

How are MMIO, IO and PCI configuration request routed and handled by the OS in a NUMA system?

io x86 cpu-architecture numa asked Jul 30 '19 at 18:31
stackoverflow.com

10 votes

Why flush the pipeline for Memory Order Violation caused by other logical processors?

assembly x86 cpu-architecture memory-barriers speculative-execution asked Apr 7 '19 at 19:52
stackoverflow.com

9 votes

How to fit the SIR and SEIR models to the epidemiological data?

matlab fitting curve-fitting epidemiology asked Oct 18 '17 at 15:44
stats.stackexchange.com

9 votes

Can the LSD issue uOPs from the next iteration of the detected loop?

assembly x86 cpu-architecture intel-pmu asked Aug 28 '18 at 9:32
stackoverflow.com

8 votes

What does the PCOMMIT instruction do?

memory x86 non-volatile asked Jan 26 '17 at 16:22
stackoverflow.com

8 votes

Can the A20 line still be masked off on Haswell and successors?

x86 legacy chipset asked Jan 26 '20 at 15:16
stackoverflow.com

1 2

Top Answers
224
What does it mean to squash commits in git?
stackoverflow.com

118
Draw the national flag of Iceland
codegolf.stackexchange.com

58
Why are hex editors called binary editors?
superuser.com

54
How is 1 == [1] in javascript?
stackoverflow.com

43
Why don't compilers merge redundant std::atomic writes?
stackoverflow.com

43
How can the BIOS block virtualization?
superuser.com

39
Does a memory barrier ensure that the cache coherence has been completed?
stackoverflow.com

39
Can num++ be atomic for 'int num'?
stackoverflow.com

37
How dangerous is XSS?
security.stackexchange.com

36
Shut down the computer!
codegolf.stackexchange.com

33
Why doesn't GCC use partial registers?
stackoverflow.com

31
What is the use of defining a Global Descriptor Table?
stackoverflow.com

28
If async-await doesn't create any additional threads, then how does it make applications responsive?
stackoverflow.com

27
How to write data to a graphics card without using BIOS?
stackoverflow.com

26
Pick a random number between 0 and n using a constant source of randomness
codegolf.stackexchange.com

26
What are _mm_prefetch() locality hints?
stackoverflow.com

25
Why in x86-64 the virtual address are 4 bits shorter than physical (48 bits vs. 52 long)?
stackoverflow.com

24
How to disable three.js to resize images in power of two?
stackoverflow.com

24
Differences among various interrupts: SCI, SMI, NMI, and normal Interrupt
stackoverflow.com

23
What key did I press?
codegolf.stackexchange.com

22
C standard compliant way to access null pointer address?
stackoverflow.com

22
Why is imul used for multiplying unsigned numbers?
stackoverflow.com

21
Why is JavaScript “safe” to run in the browser?
security.stackexchange.com

21
AArch64 relocation prefixes
stackoverflow.com

20
Does ICC satisfy C99 specs for multiplication of complex numbers?
stackoverflow.com

20
What does clang's `-Ofast` option do in practical terms especially for any differences from gcc?
stackoverflow.com

19
How does mtune actually work?
stackoverflow.com

19
How is PCI segment(domain) related to multiple Host Bridges(or Root Bridges)?
stackoverflow.com

18
C++ on x86-64: when are structs/classes passed and returned in registers?
stackoverflow.com

18
Is it possible to detect the CPU architecture from machine code?
stackoverflow.com

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