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Is there a max array length limit in C++?
...ner this limit is reached because memory is full. For example, a vector<int> of a given size n typically takes multiple times as much memory as an array of type vector<char> (minus a small constant value), since int is usually bigger than char. Therefore, a vector<char> may contain...
PHP Sort a multidimensional array by element containing date
...
This should work. I converted the date to unix time via strtotime.
foreach ($originalArray as $key => $part) {
$sort[$key] = strtotime($part['datetime']);
}
array_multisort($sort, SORT_DESC, $originalArray);
One-liner versio...
Why can templates only be implemented in the header file?
...ething(T param) {/* do stuff using T */}
};
// somewhere in a .cpp
Foo<int> f;
When reading this line, the compiler will create a new class (let's call it FooInt), which is equivalent to the following:
struct FooInt
{
int bar;
void doSomething(int param) {/* do stuff using int */}...
Calendar date to yyyy-MM-dd format in java
How to convert calendar date to yyyy-MM-dd format.
9 Answers
9
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Receive result from DialogFragment
...
If target is activity I would declare interface with method like "void onActivityResult2(int requestCode, int resultCode, Intent data)" and implement it by an Activity. In DialogFragment just getActivity and check for this interface and call it appropriately.
...
android webview geolocation
...droid.webkit.GeolocationPermissions.Callback
– NullPointerException
Sep 18 '13 at 15:27
3
Here is...
Wrapping StopWatch timing with a delegate or lambda?
...Extensions
{
public static long Time(this Stopwatch sw, Action action, int iterations)
{
sw.Reset();
sw.Start();
for (int i = 0; i < iterations; i++)
{
action();
}
sw.Stop();
return sw.ElapsedMilliseconds;
}
}
The...
Why can I type alias functions and use them without casting?
...at of named and unnamed types.
Named types are types with a name, such as int, int64, float, string, bool. In addition, any type you create using 'type' is a named type.
Unnamed types are those such as []string, map[string]string, [4]int. They have no name, simply a description corresponding to ho...
How do I put two increment statements in a C++ 'for' loop?
... which evaluates both operands, and returns the second operand. Thus:
for(int i = 0; i != 5; ++i,++j)
do_something(i,j);
But is it really a comma operator?
Now having wrote that, a commenter suggested it was actually some special syntactic sugar in the for statement, and not a comma operato...
#define macro for debug printing in C?
Trying to create a macro which can be used for print debug messages when DEBUG is defined, like the following pseudo code:
...