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The new syntax “= default” in C++11
...n you need to use = default.
§8.5.1/1 [dcl.init.aggr] An aggregate is an array or a class with no user-provided constructors, [and...]
§12.1/5 [class.ctor] A default constructor is trivial if it is not user-provided and [...]
§9/6 [class] A trivial class is a class that has a trivial default ...
Running a Python script from PHP
...ly use exec:
$command = 'ls';
exec($command, $out, $status);
$out is an array of all lines. $status is the return status. Very useful for debugging.
If you also want to see the stderr output you can either play with proc_open or simply add 2>&1 to your $command. The latter is often suffic...
Closure in Java 7 [closed]
...pt example. The IntBox class is just a simple container, it behave like an array of 1 int: int a[1] = {0}
interface Function1 {
public final IntBag value = new IntBag();
public int apply();
}
class Closure implements Function1 {
private IntBag x = value;
Function1 f;
Function1 ...
Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
...ects). Some DOM objects (like NodeLists in IE in quirks mode) if passed to Array methods will throw errors, DOM objects in IE 8 and lower do not have an ECMAScript–like inheritance scheme, and so on.
Therefore it should not be assumed that all objects in a javascript environment inherit from Obje...
Getting indices of True values in a boolean list
...False, False, False, False, False, False]
>>> np.where(states)[0]
array([4, 5, 7])
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REST API Best practice: How to accept list of parameter values as input [closed]
...lternative, you could implement both style, the HATEOAS and a "non-restful array" call for advanced users
– Diego Dias
Mar 5 '13 at 19:49
...
mysql - how many columns is too many?
... on each other.
To make life easier you can have one text column with JSON array stored in it. Obviously, if you don't have a problem with getting all the attributes every time. Although this would entirely defeat the purpose of storing it in an RDBMS and would greatly complicate every database tran...
Java 8: Lambda-Streams, Filter by Method with Exception
..."a");
}
}
List<Account> accounts = new ArrayList<>(Arrays.asList(new Account("andrey"), new Account("angela"), new Account("pamela")));
Stream<Account> s = accounts.stream();
s
.filter(a -> propagate(a::isActive))
...
Templated check for the existence of a class member function?
...;
}
The int and long parameters are still there for the same reason. The array pointer is used to provide a context where sizeof can be used.
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How do I choose grid and block dimensions for CUDA kernels?
...nGridSize, &blockSize, MyKernel, 0, N);
// Round up according to array size
gridSize = (N + blockSize - 1) / blockSize;
cudaEventRecord(stop, 0);
cudaEventSynchronize(stop);
cudaEventElapsedTime(&time, start, stop);
printf("Occupancy calculator elapsed time: %3....