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Where is the documentation for the values() method of Enum?
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180
You can't see this method in javadoc because it's added by the compiler.
Documented in three pl...
Can you determine if Chrome is in incognito mode via a script?
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10 Answers
10
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Updating address bar with new URL without hash or reloading the page
...most "modern" browsers!
Here is the original article I read (posted July 10, 2010): HTML5: Changing the browser-URL without refreshing page.
For a more in-depth look into pushState/replaceState/popstate (aka the HTML5 History API) see the MDN docs.
TL;DR, you can do this:
window.history.pushStat...
How to pass macro definition from “make” command line arguments (-D) to C source code?
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100
Call make command this way:
make CFLAGS=-Dvar=42
And be sure to use $(CFLAGS) in your compil...
Fastest way to convert Image to Byte array
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answered May 19 '14 at 7:05
NewtNewt
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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
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++cnt_;
return this;
}
void Deref() {
if (--cnt_ == 0) {
delete this;
}
}
private:
std::unique_ptr<T> ptr_;
std::atomic_uint32_t cnt_;
};
仔细观察可以发现：
每一次的读取操作对应引用计数中增加的数值 1；
当所有的...
Difference between Destroy and Delete
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answered Mar 31 '14 at 9:03
user740584user740584
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EC2 instance types's exact network performance?
.../d2 instances:
t2.nano = ??? (Based on the scaling factors, I'd expect 20-30 MBit/s)
t2.micro = ~70 MBit/s (qiita says 63 MBit/s) - t1.micro gets about ~100 Mbit/s
t2.small = ~125 MBit/s (t2, qiita says 127 MBit/s, cloudharmony says 125 Mbit/s with spikes to 200+ Mbit/s)
*.medium = t2.medium gets...
What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
...e-C mailing list, where he lists many advantages of ARC over Objective-C 2.0 garbage collection. I've run into several of the GC issues he describes.
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Sort an Array by keys based on another Array?
...dress'] = '123 fake st';
$customer['name'] = 'Tim';
$customer['dob'] = '12/08/1986';
$customer['dontSortMe'] = 'this value doesnt need to be sorted';
$properOrderedArray = array_merge(array_flip(array('name', 'dob', 'address')), $customer);
//Or:
$properOrderedArray = array_replace(array_flip(array...