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getSupportActionBar from inside of Fragment ActionBarCompat
...ctivity().
You'll need to cast it to an ActionBarActivity then make the call to getSupportActionBar().
((AppCompatActivity)getActivity()).getSupportActionBar().setSubtitle(R.string.subtitle);
You do need the cast. It's not poor design, it's backwards compatibility.
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Should I use 'has_key()' or 'in' on Python dicts?
...y() is specific to Python 2 dictionaries. in / __contains__ is the correct API to use; for those containers where a full scan is unavoidable there is no has_key() method anyway, and if there is a O(1) approach then that'll be use-case specific and so up to the developer to pick the right data type f...
Insert auto increment primary key to existing table
...ering if it's possible to insert data into the primary key column automatically (I already have 500 rows in DB and want to give them id but I don't want to do it manually). Any thoughts? Thanks a lot.
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File to byte[] in Java
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@matteo: any? See other answers, e.g. Files.readAllBytes(). Simple, no dependency.
– ymajoros
Apr 24 '14 at 21:13
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Dynamically replace the contents of a C# method?
What I want to do is change how a C# method executes when it is called, so that I can write something like this:
9 Answers
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How to send a correct authorization header for basic authentication
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This doesn't answer the question at all. Passing it as a url is not a header.
– jemiloii
Jan 29 '15 at 19:06
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When to use Comparable and Comparator
...---------------------------------------¦
¦ Implemented frequently in the API by: ¦ Meant to be implemented to sort ¦
¦ String, Wrapper classes, Date, Calendar ¦ instances of third-party classes. ¦
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Jackson Vs. Gson [closed]
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Gson 1.6 now includes a low-level streaming API and a new parser which is actually faster than Jackson.
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Changing every value in a hash in Ruby
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@Andrew Marshall Right you are, thanks. In Ruby 1.8, Hash.[] doesn't accept an array of array pairs, it requires an even number of direct arguments (hence the splat up front).
– Phrogz
Mar 4 '11 at 3...
What is the most efficient Java Collections library? [closed]
...ding a lot of functionality over the normal collections in the JDK.
Personally (and I'm biased) I love Guava (including the former Google Java Collections project). It makes various tasks (including collections) a lot easier, in a way which is at least reasonably efficient. Given that collection op...