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Differences between unique_ptr and shared_ptr [duplicate]
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Both of these classes are smart pointers, which means that they automatically (in most cases) will deallocate the object that they point at when that object can no longer be referenced. The difference between the two is how many different pointers of each type can refer to a resource.
When using...
What is the difference between new/delete and malloc/free?
What is the difference between new / delete and malloc / free ?
15 Answers
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Can I convert a C# string value to an escaped string literal
... answered Nov 27 '08 at 23:40
HallgrimHallgrim
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float:left; vs display:inline; vs display:inline-block; vs display:table-cell;
... that now though. But the important thing is it does work, and it works in all browsers (even IE6/7), so use it if you like it.
The additional markup for clearing may not be necessary if you use the :after selector to clear the floats, but this isn't an option if you want to support IE6 or IE7.
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Vim: How to change the highlight color for search hits and quickfix selection
...o need to :set hlsearch if your search results aren't being highlighted at all.
– Jeff Allen
Jan 23 '15 at 13:56
To do...
How to have conditional elements and keep DRY with Facebook React's JSX?
How do I optionally include an element in JSX? Here is an example using a banner that should be in the component if it has been passed in. What I want to avoid is having to duplicate HTML tags in the if statement.
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Case preserving substitute in Vim
...Job/g, then the Subvert command will switch to mixed-case mode and will do all the substitions as given by OP.
– shivams
Apr 26 at 22:53
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How do I create and read a value from cookie?
...e nice to have an option to leave the expiry date unset though. This would allow the cookie to be automatically deleted upon browser exit.
– xji
Oct 23 '18 at 14:55
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How to fix error with xml2-config not found when installing PHP from sources?
When I try to install php 5.3 stable from source on Ubuntu (downloading compressed installation file from http://www.php.net/downloads.php ) and I run ./configure I get this error:
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How to tell if UIViewController's view is visible
... be better to check first to see if it is already loaded. I've added the call to isViewLoaded to avoid this problem.
if (viewController.isViewLoaded && viewController.view.window) {
// viewController is visible
}
Since iOS9 it has became easier:
if viewController.viewIfLoaded?.windo...