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Copy array by value
... a reference to a new array.
Also note that:
For references, strings and numbers (and not the actual object), slice() copies object references into the new array. Both the original and new array refer to the same object. If a referenced object changes, the changes are visible to both the new and ori...
Aligning text and image on UIButton with imageEdgeInsets and titleEdgeInsets
...two lines of text such that there's about 2-3 pixels of space between the image and the start of text. The control itself is Center aligned horizontally (set through Interface Builder)
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How can I use NSError in my iPhone App?
I am working on catching errors in my app, and I am looking into using NSError . I am slightly confused about how to use it, and how to populate it.
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How can I get a precise time, for example in milliseconds in Objective-C?
Is there an easy way to get a time very precisely?
11 Answers
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How to add a touch event to a UIView?
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In iOS 3.2 and higher, you can use gesture recognizers. For example, this is how you would handle a tap event:
//The setup code (in viewDidLoad in your view controller)
UITapGestureRecognizer *singleFingerTap =
[[UITapGestureRecognizer alloc] initWithTarget:self
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How to debug stream().map(…) with lambda expressions?
In our project we are migrating to java 8 and we are testing the new features of it.
6 Answers
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MySQL connection not working: 2002 No such file or directory
I'm trying to set up WordPress. I have Apache and MySQL running, and the accounts and database are all set up. I tried to make a simple connection:
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ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fits for which usage? [closed]
I'm currently looking at other search methods rather than having a huge SQL query.
I saw elasticsearch recently and played with whoosh (a Python implementation of a search engine).
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Cross compile Go on OSX?
I am trying to cross-compile a go app on OSX to build binaries for windows and linux. I have read everything what I could find on the net. Closest example that I have found has been published on (apart from many unfinished discussions on go-nuts mailing list):
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How do I create a custom Error in JavaScript?
For some reason it looks like constructor delegation doesn't work in the following snippet:
23 Answers
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