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Return index of greatest value in an array
...t argument is the accumulated result of the reduction so far. On the first call to the function, this first argument is the initial value you passed as the
second argument to reduce(). On subsequent calls, it is the value returned by the previous invocation of the function.
When you invoke ...
How can I initialize base class member variables in derived class constructor?
...iables private in A
};
class B : public A
{
public:
B() : A(0, 0) // Calls A's constructor, initializing a and b in A to 0.
{
}
};
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Can I load a .NET assembly at runtime and instantiate a type knowing only the name?
... if it fails, you can perform a search of directories where you may specifically store additional assemblies that otherwise might not be searched. This would use the preceding method at that point.
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libcurl的使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...库。
CURL_GLOBAL_NOTHING //没有额外的初始化。
2）void curl_global_cleanup(void);
描述：在结束libcurl使用的时候，用来对curl_global_init做的工作清理。类似于close的函数。
3.char *curl_version( );
描述: 打印当前libcurl库的版本。
4）CURL ...
How to convert an ArrayList containing Integers to primitive int array?
... can convert, but I don't think there's anything built in to do it automatically:
public static int[] convertIntegers(List<Integer> integers)
{
int[] ret = new int[integers.size()];
for (int i=0; i < ret.length; i++)
{
ret[i] = integers.get(i).intValue();
}
retu...
try {} without catch {} possible in JavaScript?
...ons which either return something or throw an error. In a main function, I call each of these, and would like to return the value returned by each function, or go on to the second function if the first functions throws an error.
...
What's the difference between integer class and numeric class in R
...integers if you know that they will never be converted to doubles (used as ID values or indexing) since integers require less storage space. But if they are going to be used in any math that will convert them to double, then it will probably be quickest to just store them as doubles to begin with.
...
How do I run a spring boot executable jar in a Production environment?
...
You can use the application called Supervisor.
In supervisor config you can define multiple services and ways to execute the same.
For Java and Spring boot applications the command would be
java -jar springbootapp.jar.
Options can be provided to keep...
Property getters and setters
...t {
set { _x = 2 * newValue }
get { return _x / 2 }
}
}
Specifically, in the Swift REPL:
15> var pt = Point()
pt: Point = {
_x = 0
}
16> pt.x = 10
17> pt
$R3: Point = {
_x = 20
}
18> pt.x
$R4: Int = 10
...
Getting MAC Address
...indication that the MAC address has been faked, but you could detect it by calling getnode() twice and seeing if the result varies. If the same value is returned by both calls, you have the MAC address, otherwise you are getting a faked address.
>>> print uuid.getnode.__doc__
Get the hardw...