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How to display Toast in Android?
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Actually, requiring an Activity context is not correct. HOWEVER, getting toasts to work outside of activities (for example in a system Service) requires access to the main loop. Posting my solution.
– Chri...
Difference Between ViewResult() and ActionResult()
...re semantic and shows your intent - but in practice makes no difference usually?
– niico
Oct 19 '16 at 14:57
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Vim and Ctags tips and tricks [closed]
I have just installed Ctags (to help with C++ development) with my Vim (or rather gVim), and would like to find out your favorite commands, macros, shortcuts, tips that go along with it...
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How to run Rails console in the test environment and load test_helper.rb?
...other tests. I'd like to go to the console and run different Factory Girl calls to check out what's happening. For example, I'd like to go in there are do...
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How to convert an NSTimeInterval (seconds) into minutes
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Mick MacCallum's answer below at the time of writing this comment seems to be most updated and made by the way of using native API.
– Tomasz Nazarenko
Feb 25 '17 at 8:53
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Getting a File's MD5 Checksum in Java
I am looking to use Java to get the MD5 checksum of a file. I was really surprised but I haven't been able to find anything that shows how to get the MD5 checksum of a file.
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EditorFor() and html properties
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Doesn't this answer, totally ignore what the question is about, namely the EditorFor-Template functionality?
– Philipp M
Sep 11 '13 at 10:22
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$watch an object
I want to watch for changes in a dictionary, but for some reason watch callback is not called.
8 Answers
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How to reference constants in EL?
...Handler#importClass() and be available as ${YourConstants.FOO}.
Note that all java.lang.* classes are already implicitly imported and available like so ${Boolean.TRUE} and ${Integer.MAX_VALUE}. This only requires a more recent Java EE 7 container server as early versions had bugs in this. E.g. Glas...
How do I get a substring of a string in Python?
...o Worl'
>>> x[-2:]
'd!'
>>> x[2:-2]
'llo Worl'
Python calls this concept "slicing" and it works on more than just strings. Take a look here for a comprehensive introduction.
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