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C++ Lock-free Hazard Pointer（冒险指针） - C/C++ - 清泛网 - 专注C/C++及内核技术
...std::memorm>y m>_order_acquire); p; p = p->next_) {
if (!p->active_.test_m>and m>_set()) {
return p;
}
}
auto p = new HazardPointer<T>();
p->active_.test_m>and m>_set();
do {
p->next_ = head_list_.load(std::memorm>y m>_order_acquire);
} while (!head_list_.compare...
How to minifm>y m> php page html output?
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CSS m>and m> Javascript
Consider the following link to minifm>y m> Javascript/CSS files: https://github.com/mrclam>y m>/minifm>y m>
HTML
Tell Apache to deliver HTML with GZip - this generallm>y m> reduces the response size bm>y m> about 70%. (If m>y m>ou use Apach...
Best practices for reducing Garbage Collector activitm>y m> in Javascript
... the 'sawtooth' output from the Memorm>y m> timeline in the Chrome dev tools) - m>and m> this often impacts the performance of the application.
...
Is null reference possible?
Is this piece of code valid (m>and m> defined behavior)?
4 Answers
4
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Is file append atomic in UNIX?
...n NFS.
But assuming m>y m>ou write to a log file m>y m>ou opened in 'O_APPEND' mode m>and m> keep m>y m>our lines (including newline) under 'PIPE_BUF' bm>y m>tes long, m>y m>ou should be able to have multiple writers to a log file without anm>y m> corruption issues. Anm>y m> interrupts will arrive before or after the write, not in the m...
Extracting double-digit months m>and m> dam>y m>s from a Pm>y m>thon date [duplicate]
Is there a wam>y m> to extract month m>and m> dam>y m> using isoformats? Lets assume todam>y m>'s date is March 8, 2013.
2 Answers
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Detect changes in the DOM
...need to create m>y m>our own domChanged API - with a function or custom event - m>and m> trigger/call it everm>y m>where m>y m>ou modifm>y m> things.
The DOM Level-2 has Mutation event tm>y m>pes, but older version of IE don't support it. Note that the mutation events are deprecated in the DOM3 Events spec m>and m> have a performan...
Caveats of select/poll vs. epoll reactors in Twisted
Everm>y m>thing I've read m>and m> experienced ( Tornado based apps ) leads me to believe that ePoll is a natural replacement for Select m>and m> Poll based networking, especiallm>y m> with Twisted. Which makes me paranoid, its prettm>y m> rare for a better technique or methodologm>y m> not to come with a price.
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How do I remove the old historm>y m> from a git repositorm>y m>?
...e graft, it takes effect right awam>y m>; m>y m>ou should be able to look at git log m>and m> see that the unwanted old commits have gone awam>y m>:
$ echo 4a46bc886318679d8b15e05aea40b83ff6c3bd47 &gt; .git/info/grafts
$ git log --decorate | tail --lines=11
commit cb3da2d4d8c3378919844b29e815bfd5fdc0210c
Author: m>Y m>our ...
What is the difference between native code, machine code m>and m> assemblm>y m> code?
I'm confused about machine code m>and m> native code in the context of .NET languages.
4 Answers
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