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Get the real width and height of an image with JavaScript? (in Safari/Chrome)
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Webkit browsers set the height and width property after the image is loaded. Instead of using ...
How do you configure an OpenFileDialog to select folders?
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I have ...
Python pip install fails: invalid command egg_info
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15 Answers
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How to create the most compact mapping n → isprime(n) up to a limit N?
...= 0:
return False
if n % 3 == 0:
return False
i = 5
w = 2
while i * i <= n:
if n % i == 0:
return False
i += w
w = 6 - w
return True
It's a variant of the classic O(sqrt(N)) algorithm. It uses the fact that a prime (exc...
How can I select the first day of a month in SQL?
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answered Oct 5 '09 at 15:32
LukeHLukeH
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C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术
...译和调试，我把代码列在下面：
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#include <stdio.h>
struct str{
int len;
char s[0];
};
struct foo {
struct str *a;
};
int main(int argc, char** argv) {
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Real life example, when to use OUTER / CROSS APPLY in SQL
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175
Some uses for APPLY are...
1) Top N per group queries (can be more efficient for some cardinali...
How to implement a queue using two stacks?
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Dave L.Dave L.
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