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How to initialize a vector in C++ [duplicate]
...is with an array:
int vv[2] = { 12,43 };
std::vector<int> v(&vv[0], &vv[0]+2);
Or, for the case of assignment to an existing vector:
int vv[2] = { 12,43 };
v.assign(&vv[0], &vv[0]+2);
Like James Kanze suggested, it's more robust to have functions that give you the beginni...
Getting the count of unique values in a column in bash
....Paused until further notice.
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What is the difference between ManualResetEvent and AutoResetEvent in .NET?
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edited Jan 7 '15 at 10:39
Yves M.
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answe...
Arduino 101 实验06 - 土壤湿度传感器，做一个浇水提醒 · App Inventor 2 中文网
... 搜索 Arduino 101 实验06 - 土壤湿度传感器，做一个浇水提醒
实验06：土壤湿度与浇水提醒
这个实验做完你会得到什么
一、器材清单
二...
How to sum array of numbers in Ruby?
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Try this:
array.inject(0){|sum,x| sum + x }
See Ruby's Enumerable Documentation
(note: the 0 base case is needed so that 0 will be returned on an empty array instead of nil)
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Does C have a “foreach” loop construct?
...#define foreach(item, array) \
for(int keep = 1, \
count = 0,\
size = sizeof (array) / sizeof *(array); \
keep && count != size; \
keep = !keep, count++) \
for(item = (array) + count; keep; keep = !keep)
And can be used like
int values[] =...
Why does Assert.AreEqual(T obj1, Tobj2) fail with identical byte arrays
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edited Apr 28 '14 at 13:02
answered Sep 3 '09 at 18:36
tv...
How do I put two increment statements in a C++ 'for' loop?
...valuates 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 operator at all...
Check if an element is present in an array [duplicate]
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1044
ECMAScript 2016 incorporates an includes() method for arrays that specifically solves the prob...