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What is the best way to concatenate two vectors?
...uestion or not, but can this answer be improved when taking move semantics into account? Is there some way I can expect/instruct the compiler to do a single memory move instead of looping over all elements?
– Broes De Cat
Apr 26 '15 at 21:33
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Linux automake自动编译全攻略 - C/C++ - 清泛网 - 专注C/C++及内核技术
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代码如下：
lib目录下头文件calc.h：
#include <stdio.h>
int add(int a, int b);
lib目录函数实现calc.c：
#include "calc.h"
int add(int a, int b)
{
return a + b;
}
主目录下测试代码test.c：
#include <stdio.h>
#include "lib/calc.h"
int main(i...
Linux automake自动编译全攻略 - 脚本技术 - 清泛IT社区，为创新赋能！
...
代码如下：
lib目录下头文件calc.h：
#include <stdio.h>
int add(int a, int b);复制代码lib目录函数实现calc.c：
#include "calc.h"
int add(int a, int b)
{
return a + b;
}复制代码
主目录下测试代码test.c：
#includ...
【解决】标准库std::min/std::max 与 Windows.h中的宏 min/max 冲突问题 - ...
...了Windows h的 C++ 源代码中使用std::min std::max会出现错误。int main(){ int x = std::max(0, 1); int y = std::min(-1, 0);}error C2589: & 在包含了 Windows.h 的 C++ 源代码中使用 std::min/std::max 会出现错误。
int main()
{
int x = std::max(0, 1);
int y...
How to implement a ViewPager with different Fragments / Layouts
... super(fm);
}
@Override
public Fragment getItem(int pos) {
switch(pos) {
case 0: return FirstFragment.newInstance("FirstFragment, Instance 1");
case 1: return SecondFragment.newInstance("SecondFragment, Instance 1");
case 2:...
Android: why is there no maxHeight for a View?
...ontent but having a maxHeight so it would stop expanding after a certain point and start scrolling. I just simply overrode the onMeasure method in ScrollView.
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
heightMeasureSpec = MeasureSpec.makeMeasureSpec(300, ...
How to find out element position in slice?
...agree with Evan. Additional comment: it's more idiomatic to return just an int where -1 indicates "not found" (like bytes.IndexByte)
– Krzysztof Kowalczyk
Nov 29 '11 at 8:22
3
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How can I transform between the two styles of public key format, one “BEGIN RSA PUBLIC KEY”, the oth
...then becomes how do we want to store these numbers in a computer. First we convert both to hexadecimal:
Modulus: EB506399F5C612F5A67A09C1192B92FAB53DB28520D859CE0EF6B7D83D40AA1C1DCE2C0720D15A0F531595CAD81BA5D129F91CC6769719F1435872C4BCD0521150A0263B470066489B918BFCA03CE8A0E9FC2C0314C4B096EA30717C0...
PHP Array to CSV
I'm trying to convert an array of products into a CSV file, but it doesn't seem to be going to plan. The CSV file is one long line, here is my code:
...
When to use static vs instantiated classes
...n it's just a tool that works on other stuff (like, for instance, a syntax converter for BB code to HTML ; it doesn't have a life on its own)
(Yeah, I admit, really really overly-simplified...)
One thing about static methods/classes is that they don't facilitate unit testing (at least in PHP, but...