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How to convert a factor to integer\numeric without loss of information?
...nction in your global environment, but you might cause problems if you actually register it as an S3 method.
– Joshua Ulrich
Apr 18 '14 at 12:03
1
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ls command: how can I get a recursive full-path listing, one line per file?
...
If you really want to use ls, then format its output using awk:
ls -R /path | awk '
/:$/&&f{s=$0;f=0}
/:$/&&!f{sub(/:$/,"");s=$0;f=1;next}
NF&&f{ print s"/"$0 }'
...
How to create custom easing function with Core Animation?
... function easier using two new timing objects.
1) UICubicTimingParameters allows to define cubic Bézier curve as an easing function.
let cubicTimingParameters = UICubicTimingParameters(controlPoint1: CGPoint(x: 0.25, y: 0.1), controlPoint2: CGPoint(x: 0.25, y: 1))
let animator = UIViewPropertyAni...
How to keep onItemSelected from firing off on a newly instantiated Spinner?
...ore setting up the listener.
That being said, a simple boolean flag would allow you to detect the rogue first selection event and ignore it.
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Uninstalling Android ADT
...is seems like a trivial task, but I can't find an option to cleanly de-install the ADT from my Eclipse installation.
Of course, I could just delete the folder of the SDK, but this just throws errors when starting up Eclipse the next time. The reason I'm asking is because my old ADT keeps throwing a ...
Foreign key constraint may cause cycles or multiple cascade paths?
...f cascade paths and, rather than trying to work out whether any cycles actually exist, it assumes the worst and refuses to create the referential actions (CASCADE): you can and should still create the constraints without the referential actions. If you can't alter your design (or doing so would comp...
HTTP response code for POST when resource already exists
I'm building a server that allows clients to store objects. Those objects are fully constructed at client side, complete with object IDs that are permanent for the whole lifetime of the object.
...
Why is i++ not atomic?
... the argument that i++ should have been designed and documented as specifically performing an atomic increment, so that a non-atomic increment is performed using i = i + 1. However, this would break the "cultural compatibility" between Java, and C and C++. As well, it would take away a convenient n...
error_log per Virtual Host?
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Depending on your config, you may need to manually create the log file and set the owner/group to the same user/group that Apache is using. Apache won't warn you if it can't write to the log file.
– Ian Dunn
Jun 24 '11 at 23:41
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Rounded UIView using CALayers - only some corners - How?
... CGRect rect = CGRectMake(10, 10, 200, 100);
MyView *myView = [[MyView alloc] initWithFrame:rect];
[self.view addSubview:myView];
[super viewDidLoad];
}
MyView is just a UIImageView subclass:
@interface MyView : UIImageView
{
}
I'd never used graphics contexts before, but I managed ...