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Syntax for creating a two-dimensional array
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@Nawaz No, Arrays are Object in java and memory is allocated to Objects only by using new keyword.
– roottraveller
Jun 13 '17 at 9:40
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How do I pass a unique_ptr argument to a constructor or a function?
...d for the question as to why it is exception-safe (if during the recursive allocation process memory runs out and some call of new throws std::bad_alloc, then at that time a pointer to the partly constructed list is held anonymously in a temporary of type list created for the initialiser list, and i...
UITableView - change section header color
...wForHeaderInSection:(NSInteger)section
{
UIView *headerView = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, tableView.bounds.size.width, 30)] autorelease];
if (section == integerRepresentingYourSectionOfInterest)
[headerView setBackgroundColor:[UIColor redColor]];
else
[headerVie...
C++, copy set to vector
...This doesn't deserve -1. In particular, this allows vector to only do one allocation (since it can't determine the distance of set iterators in O(1)), and, if it wasn't defined for vector to zero out each element when constructed, this could be worthwhile to allow the copy to boil down to a memcpy...
How to fix: “HAX is not working and emulator runs in emulation mode”
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thank you @ph0b, thats it, HAXM was installed with 1024 allocation for memory and my avd instance had memory allocation set to 1907. thank you for pointing this out.
– GnrlBzik
Jan 11 '14 at 4:20
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Programmatically get height of navigation bar
...getWidth = targetHeight * logoRatio;
UIImageView*logoView = [[UIImageView alloc] initWithImage:image];
// X or Y position can not be manipulated because autolayout handles positions.
//[logoView setFrame:CGRectMake((self.navigationController.navigationBar.frame.size.width - targetWidth) / 2 , (self...
How do I make UITableViewCell's ImageView a fixed size even when the image is smaller
...CellIdentifier];
if (cell == nil) {
cell = [[[SizableImageCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:CellIdentifier] autorelease];
cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
}
cell.textLabel.text = ...
cell.detailTex...
List comprehension in Ruby
...ators and co routines to do all calculations in a streaming manner without allocating storage at all (except temp variables) until (iff) the results land in an array variable - this is the purpose of the square brackets in the python example, to collapse the comprehension to a set of results. Ruby h...
pythonic way to do something N times without an index variable?
... you don't intend to use. In python these identifiers don't takes memor or allocate space like variables do in other languages. It's easy to forget that. They're just names that point to objects, in this case an integer on each iteration.
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Why is a C++ Vector called a Vector?
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But array will also don't use heap allocation which makes moving it less efficiently. We also have std::valarray, btw.
– sellibitze
Sep 25 '09 at 15:13
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