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Null check in an enhanced for loop
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With Mercurial, how can I “compress” a series of changesets into one before pushing?
...n it, and when I think it's done, I commit the changeset. Testing it a bit more, I find that I could further improve this feature by tweaking something in the code. I make the change and commit. 20 minutes later, I find there's a bug in this new feature, so I fix it and commit that too.
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Split string to equal length substrings in Java
... and \G are advanced regex features, not supported by all flavors. Furthermore, \G is not implemented consistently across the flavors that do support it. This trick will work (for example) in Java, Perl, .NET and JGSoft, but not in PHP (PCRE), Ruby 1.9+ or TextMate (both Oniguruma). JavaScript's ...
Best implementation for hashCode method for a collection
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SQLAlchemy: cascade delete
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Aha, this is it. I wish the documentation was more explicit about this!
– carl
Feb 17 '11 at 20:52
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How do I Sort a Multidimensional Array in PHP [duplicate]
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400 vs 422 response to POST of data
...n that describes the situation exactly, I would choose the latter.
Furthermore, RFC 4918 Section 21.4 refers to the IANA Hypertext Transfer Protocol (HTTP) Status Code Registry, where 422 can be found.
I propose that it is totally reasonable for an HTTP client or server to use any status code from...
How to create a release signed apk file using Gradle?
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ExecutorService, how to wait for all tasks to finish
...ComputeDTask to implement Callable<>, which can give you quite a bit more flexibility. Probably in your app there is a meaningful implementation of Callable.call(), but here's a way to wrap it if not using Executors.callable().
ExecutorService es = Executors.newFixedThreadPool(2);
List<Ca...