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How do I add a Maven dependency in Eclipse?
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How to use Namespaces in Swift?
The documentation only mentions nested types, but it's not clear if they can be used as namespaces. I haven't found any explicit mentioning of namespaces.
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How does Facebook Sharer select Images and other metadata when sharing my URL?
...as a preview for their link. How are these images selected, and how can I ensure that any particular image on my page is always included in this list?
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Python Regex - How to Get Positions and Values of Matches
How can I get the start and end positions of all matches using the re module? For example given the pattern r'[a-z]' and the string 'a1b2c3d4' I'd want to get the positions where it finds each letter. Ideally, I'd like to get the text of the match back too.
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How to retrieve an element from a set without removing it?
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Difference between CLOCK_REALTIME and CLOCK_MONOTONIC?
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Why do all browsers' user agents start with “Mozilla/”?
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Best practices for in-app database migration for Sqlite
...base schema might change over time. What are the gotchas, naming conventions and things to watch out for to do a successful migration each time?
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Where's the difference between setObject:forKey: and setValue:forKey: in NSMutableDictionary?
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