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How many and which are the uses of “const” in C++?
...ave their own version.
Using code:
int main() {
string const a = "1234";
string const b = a;
// outputs the same address for COW strings
cout << (void*)&a[0] << ", " << (void*)&b[0];
}
The above snippet prints the same address on my GCC, because the use...
How to add new line into txt file
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edited Nov 24 '11 at 10:34
answered Nov 24 '11 at 10:27
M...
Convert String to equivalent Enum value
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answered Aug 14 '11 at 13:10
adarshradarshr
55.1k2121 gold badges128128 silver badges156156 bronze badges
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How to check if all elements of a list matches a condition?
I have a list consisting of like 20000 lists. I use each list's 3rd element as a flag. I want to do some operations on this list as long as at least one element's flag is 0, it's like:
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Are static fields open for garbage collection?
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113
Static variables cannot be elected for garbage collection while the class is loaded. They can be...
Any equivalent to .= for adding to beginning of string in PHP?
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answered Aug 18 '11 at 18:03
AaronAaron
8,7161313 gold badges3333 silver badges5151 bronze badges
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MongoDB - Update objects in a document's array (nested updating)
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3 Answers
3
Active
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vim repeat find next character 'x'
....;;;.
– Marcus Krahl
Jul 29 '15 at 13:29
2
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select and update database record with a single queryset
...save?
– user5117926
Jul 17 '15 at 5:39
@learning well dude, it all depends on your scenario. The update method is gre...