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Undefined reference to symbol X509_free - C/C++ - 清泛网 - 专注C/C++及内核技术
Undefined reference to symbol X509_freeundefined-reference-to-symbol-x509-freeUndefined reference to symbol X509_free 编译错误的解决方法：链接库中增加 -lcrypto，而非 -lcrypt参考：https: stackoverflow com questions 33215936 undefined-reference-to-symbol-x509-freeUndefined refer...
C++ SpinLock 自旋锁的代码实现（全网最简略的方式） - C/C++ - 清泛网 - ...
C++ SpinLock 自旋锁的代码实现（全网最简略的方式）cpp_spinlock1、最简单的一种，来自《C++并发编程实战》第5章 C++内存模型和原子类型操作： include <iostream> include <atomic> include <thread> include <vector> include <unistd h 1、最简单的一种，...
Why does Go have a “goto” statement
... x = x + 1
}
if x == 2 {
return z
}
x = x - 2
p = (((((x*_gamP[0]+_gamP[1])*x+_gamP[2])*x+_gamP[3])*x+_gamP[4])*x+_gamP[5])*x + _gamP[6]
q = ((((((x*_gamQ[0]+_gamQ[1])*x+_gamQ[2])*x+_gamQ[3])*x+_gamQ[4])*x+_gamQ[5])*x+_gamQ[6])*x + _gamQ[7]
return z * p / q
small:
if x == 0 ...
Prevent “overscrolling” of web page
...
Then, how can you get the scrollTop value that you'd usually get with $(window).scrollTop ?
– Guig
Apr 20 '16 at 19:37
1
...
What is the Swift equivalent to Objective-C's “@synchronized”?
...ty that you have with @synchronized.
– Michael Waterfall
Oct 23 '14 at 16:46
9
With this approach...
Handling a colon in an element ID in a CSS selector [duplicate]
...mpatibility mode. This other answer to this same question did work. basically \3A instead of \:.
– Merlyn Morgan-Graham
Mar 30 '12 at 2:32
...
How to save a PNG image server-side, from a base64 data string
...plode(';', $data);
list(, $data) = explode(',', $data);
$data = base64_decode($data);
file_put_contents('/tmp/image.png', $data);
And as a one-liner:
$data = base64_decode(preg_replace('#^data:image/\w+;base64,#i', '', $data));
An efficient method for extracting, decoding, and checking for e...
How do I represent a hextile/hex grid in memory?
...-> axial conversion for rounding which confuses me also as it doesn't really explain why you need to when axial can just technically be cube all the time if you just ignore the s variable, why do both types exist at all.
– WDUK
Aug 20 at 23:54
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Read entire file in Scala?
...simple and canonical way to read an entire file into memory in Scala? (Ideally, with control over character encoding.)
18 ...
What's the simplest way to subtract a month from a date in Python?
...at what they want can be done just by dt - timedelta(days=dt.day) As originally phrased though it sounded like they wanted to be able to subtract an arbitrary number of months and that is a bit harder.
– Duncan
Sep 19 '19 at 14:27
...