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‘ld: warning: directory not found for option’
When I'm building my Xcode 4 apps I'm getting this warning:
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How to get a string after a specific substring?
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Check variable equality against a list of values
I'm checking a variable, say foo , for equality to a number of values. For example,
13 Answers
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c++ Timer使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...定时器，1秒后触发
KillTimer(TIMER_ID); //取消定时器
//.h文件函数申明
afx_msg void OnTimer(UINT_PTR nIDEvent);
//.cpp函数定义
void CxxDlg::OnTimer(UINT_PTR nIDEvent)
{
switch (nIDEvent)
{
case TIMER_ID:
{
//do something
}
break;
de...
Linux automake自动编译全攻略 - C/C++ - 清泛网 - 专注C/C++及内核技术
...FIG_FILES([
Makefile
lib/Makefile
])
AC_OUTPUT()
build.sh：（脚本说明了automake执行步骤及输出）
#!/bin/sh
# configure.in -> aclocal.m4
aclocal
# aclocal.m4 -> configure
autoconf
# avoid: required file `build/ltmain.sh' not found
# --copy co...
c/c++如何获取CPU的序列号？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...列号？获取CPU序列表的完整实例代码如下：#include "stdafx.h"#include <afx.h>CString GetCpuSerial(){unsigned long st1 = 0;un...获取CPU序列表的完整实例代码如下：
#include "stdafx.h"
#include <afx.h>
CString GetCpuSerial()
{
unsigned long st1 = 0;
unsi...
[源码实例] c/c++获取网卡mac地址 - C/C++ - 清泛网 - 专注C/C++及内核技术
[源码实例] c/c++获取网卡mac地址代码如下：#include "stdafx.h"#include <afx.h>#include < nb30.h > #pragma comment(lib,"netapi32.lib")typedef struct _ASTAT...代码如下：
#include "stdafx.h"
#include <afx.h>
#include < nb30.h >
#pragma comment(lib,"netapi32.lib")
typedef s...
/usr/include/c++/4.9/bits/stl_iterator_base_types.h:165:53: error: ‘i...
/usr/include/c++/4.9/bits/stl_iterator_base_types.h:165:53: error: ‘int’ is not a class, struct, or union type先看下面的代码(来自:SO)：#include <iostream>#include <cmath>#include <vector>using namespace std;double distance(int a, in...先看下面的代码(来自: SO)：
#include <i...
VC IP地址控件（CIPAddressCtrl ）的自绘 - C/C++ - 清泛网 - 专注C/C++及内核技术
VC IP地址控件（CIPAddressCtrl ）的自绘先看效果图：代码：.h#pragma once class CMyIPCtrl : public CIPAddressCtrl{DECLARE_DYNAMIC(CMyIPCtrl)public:CMyIPCtrl();virtua...先看效果图：
代码：
.h
#pragma once
class CMyIPCtrl : public CIPAddressCtrl
{
DECLARE_DYNAMI...
jsoncpp 不能处理__int64(long long)类型数据 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rsquo; to ‘const Json::Value’ is ambiguous
include/json/value.h:205: note: candidates are: Json::Value::Value(bool)
include/json/value.h:188: note: Json::Value::Value(const char*) <near match>
include/json/value.h:187: note: Json::Value::Value(double)
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