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How can I display just a portion of an image in HTML/CSS?
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How to use Git Revert
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git revert makes a new commit
git revert simply creates a new commit that is the opposite of an ...
Java 8 Streams: multiple filters vs. complex condition
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Choice between vector::resize() and vector::reserve()
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GUI not working after rewriting to MVC
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As you've discovered, the Model–View–Controller pattern is no panacea, but it offers some a...
What is the difference between the states selected, checked and activated in Android?
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this answer is priceless. I wish I'd read it before trying to work out how to implement a Checkable layout, etc. Thank-you very much.
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C语言面试那些事儿──一道指针与数组问题 - c++1y / stl - 清泛IT社区，为创新赋能！
...码：
int main(int argc, char** argv)
{
int a[5] = {1,2,3,4,5};
int* ptr = (int*)(&a + 1);
printf("%d,%d\n", *(a+1), *(ptr-1));
return 0;
}复制代码这道题在很多所谓经典C语言面试题里是常见的不能再常见...
What makes a keychain item unique (in iOS)?
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Very simple log4j2 XML configuration file using Console and File appender
... simple XML configuration file with a console and a file appender using log4j2.
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A fast method to round a double to a 32-bit int explained
... of mantissa.
Now, to the magic number; as you correctly stated, 6755399441055744 is 2^51 + 2^52; adding such a number forces the double to go into the "sweet range" between 2^52 and 2^53, which, as explained by Wikipedia here, has an interesting property:
Between 252=4,503,599,627,370,496 an...