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How to copy an object in Objective-C
...ed to deep copy a custom object that has objects of its own. I've been reading around and am a bit confused as to how to inherit NSCopying and how to use NSCopyObject.
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How to convert UTF-8 byte[] to string?
...ve a byte[] array that is loaded from a file that I happen to known contains UTF-8 .
15 Answers
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How to change the color of a CheckBox?
How do I change the default CheckBox color in Android?
By default the CheckBox color is green, and I want to change this color.
If it is not possible please tell me how to make a custom CheckBox ?
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What is the best open-source java charting library? (other than jfreechart) [closed]
Why are there not more opensource easy to use charting libraries for Java?. The only successful opensource project in this area seems to be jfreechart, and it doesn't even have any documentation or examples available.
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try/catch versus throws Exception
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Yes, there's a huge difference - the latter swallows the exception (showing it, admittedly), whereas the first one will let it propagate. (I'm assuming that showException doesn't rethrow it.)
So if you call the first method and "do something" fails, then the caller will have to handle the except...
How can I restore the MySQL root user’s full privileges?
I accidentally removed some of the privileges from my MySQL root user, including the ability to alter tables. Is there some way I can restore this user to its original state (with all privileges)?
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Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar
iOS 7.1 UPDATE : Looks like the workaround for modifying the alpha channel in the UINavigationBar has been ignored in this update. Right now, the best solution seems to be to just 'deal with it' and hope that whatever color you choose can render a translucent effect. I am still looking into ways of ...
PHP Fatal error: Cannot redeclare class
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It means you've already created a class.
For instance:
class Foo {}
// some code here
class Foo {}
That second Foo would throw the error.
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Converting string to Date and DateTime
If I have a PHP string in the format of mm-dd-YYYY (for example, 10-16-2003), how do I properly convert that to a Date and then a DateTime in the format of YYYY-mm-dd ? The only reason I ask for both Date and DateTime is because I need one in one spot, and the other in a different spot.
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javascript: pause setTimeout();
If I have an active timeout running that was set through var t = setTimeout("dosomething()", 5000) ,
17 Answers
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