我想列出CM的配置值。所以我的代码可以在不同的集群(5.9.1,5.10.0和5.8.3)上运行:
from cm_api.api_client import ApiResource
cm_host = "XX.XX.70.12"
api = ApiResource(cm_host, username="supervision-user", password="XXXXXX" )
cm_config = api.get_cloudera_manager().get_config(view='full')
for item i
下面的编译错误就是我所知道的:
/usr/lib/qt-3.3/include/qobject.h: In copy constructor Product::Product(const Product&):
/usr/lib/qt-3.3/include/qobject.h:211: error: QObject::QObject(const QObject&) is private
Product.h:20: error: within this context
HandleTCPClient.cpp: In member function int Handler::Han
我有一个类(暂时称之为base ),它有一个受保护的接口,包括受保护的构造函数等。base的一些函数根据值返回base的一个实例:
class base {
protected:
base() {}
base (base const &other) {} // line 6
base foo () {
base ret;
return ret;
}
};
这些函数被包装在派生类中以返回派生类型,如下所示:
class derived : public base {
private:
derived(base co
// CplusTest20161027.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"
#include <iostream>
using namespace std;
class Line {
public:
int getLength(void);
Line(int len); // simple constructor
// Line
我已经盯着它看了一段时间了,我不明白为什么它会失败。我有一个CMatrix类,实现了一个2D矩阵,如下所示:
class CMatrix {
public:
CMatrix(int height, int width);
~CMatrix();
// more stuff here
private:
void deleteData();
void allocData(int height, int width);
int rows, cols;
double** data;
};
CMatrix::CMatrix(int height