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How do I set up NSZombieEnabled in Xcode 4?
...d again. This is a debugging aid that increases memory use (no object is really released) but improves error reporting.
A typical case is when you over-release an object and you don't know which one:
With zombies: -[UITableView release]: message sent to deallocated instance
Without zombies:
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?? Coalesce for empty string?
...d make your extension method return a string or null, however, which would allow the coalescing operator to work. This would be odd, however, and I personally prefer your current approach.
Since you're already using an extension method, why not just make one that returns the value or a default:
s...
How to rename files and folder in Amazon S3?
...u can use the --dryrun flag to check the output of the command without actually running it.
– kmundnic
Aug 6 '19 at 21:14
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Getting the application's directory from a WPF application
... thanks. Must have overlooked AppDomain somehow. I was looking for it, actually ...
– Joey
Jun 2 '09 at 12:34
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How to stop and restart memcached server?
... well, it realy depends on your linux distribution and how you did install memcache. If you hav installed package of your distribution there should be memcached start/stop script (maybe it is in different directory like /etc/rc.d) If you installed memcached manualy you probably need also create ...
Most concise way to convert a Set to a List
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... and thereby radically defying the Java code conventions: oracle.com/technetwork/java/javase/documentation/… ! :) :)
– Håvard Geithus
Feb 1 '14 at 0:49
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Should image size be defined in the img tag height/width attributes or in CSS? [duplicate]
...on what you want to do, you would specify one and/or the other. I think ideally, the original height and width would always be specified as HTML element attributes, while styling information should optionally be conveyed in CSS.
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Is there any way to change input type=“date” format?
...riting Chrome, Edge, Firefox, and Opera have date support (see here). They all display a date picker and format the text in the input field.
Desktop devices
For Chrome, Firefox, and Opera, the formatting of the input field's text is based on the browser's language setting. For Edge, it is based on...
Practical use of `stackalloc` keyword
Has anyone ever actually used stackalloc while programming in C#? I am aware of what is does, but the only time it shows up in my code is by accident, because Intellisense suggests it when I start typing static , for example.
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How to show “Done” button on iPhone number pad
...oad
{
[super viewDidLoad];
UIToolbar* numberToolbar = [[UIToolbar alloc]initWithFrame:CGRectMake(0, 0, 320, 50)];
numberToolbar.barStyle = UIBarStyleBlackTranslucent;
numberToolbar.items = @[[[UIBarButtonItem alloc]initWithTitle:@"Cancel" style:UIBarButtonItemStyleBordered target:se...