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How to sum up elements of a C++ vector?
...(0));
Using std::for_each:
std::for_each(vector.begin(), vector.end(), [&] (int n) {
sum_of_elems += n;
});
Using a range-based for loop (thanks to Roger Pate):
for (auto& n : vector)
sum_of_elems += n;
...
Getting All Variables In Scope
Is there a way to get all variables that are currently in scope in javascript?
10 Answers
...
best way to preserve numpy arrays on disk
...
would you be willing to provide some example code using these packages to save an array?
– dbliss
Apr 13 '15 at 23:36
12
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phpcms后台表单多选统计不准确的解决方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
phpcms后台表单多选统计不准确的解决方法这是由于逻辑有误导致，原逻辑为值与选项值相等才统计一次，但针对多选肯定就不适用了，比如选项1,选项2算两项而不是判断失败不统计。正确...这是由于逻辑有误导致，原逻辑为值与...
How to prevent multiple instances of an Activity when it is launched with different Intents
...ntent = getIntent();
if (intent.hasCategory(Intent.CATEGORY_LAUNCHER) && Intent.ACTION_MAIN.equals(intent.getAction())) {
Log.w(LOG_TAG, "Main Activity is not the root. Finishing Main Activity instead of launching.");
finish();
return;
}
}
...
How can I access an object property named as a variable in php?
...name" is used without the quotes. Seems to be working, but is it for newer php versions only?
– Lamy
Mar 10 '15 at 14:01
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Correct way to define C++ namespace methods in .cpp file
... are used, it does not show which namespace MyClass belongs to. Versions 1&3 fix this problem. In conclusion, it's not wrong, but just unclear and confusing.
– GILGAMESH
Dec 30 '11 at 16:59
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How can I break an outer loop with PHP?
I am looking to break an outer for/foreach loop in PHP.
6 Answers
6
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String.Join method that ignores empty strings?
The VB.NET method String.Join(separator, stringArray) is similar to PHP's implode, but any null elements in the array are replaced with an empty string, so thatc:
...
How to convert float to int with Java
...com/javase/6/docs/api/java/lang/Math.html
for more information and some examples.
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