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How to remove multiple deleted files in Git repository
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git add -u
updates all your changes
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Android - Handle “Enter” in an EditText
...ndroid:imeOptions attributes, plus the setOnEditorActionListener() method, all on TextView.
For changing the text of the "Done" button to a custom string, use:
mEditText.setImeActionLabel("Custom text", KeyEvent.KEYCODE_ENTER);
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Why are private fields private to the type, not the instance?
...this);
}
}
Can the compiler necessarily figure out that other is actually this? Not in all cases. One could argue that this just shouldn't compile then, but that means we have a code path where a private instance member of the correct instance isn't accessible, which I think is even worse.
On...
Redis strings vs Redis hashes to represent JSON: efficiency?
I want to store a JSON payload into redis. There's really 2 ways I can do this:
3 Answers
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JPA eager fetch does not join
...ence between eager and lazy. In both cases JPA/Hibernate does not automatically join many-to-one relationships.
8 Answers
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How to print a date in a regular format?
...do with that?
Well, when you manipulate dates, keep using the date objects all long the way. They got thousand of useful methods and most of the Python API expect dates to be objects.
When you want to display them, just use str(). In Python, the good practice is to explicitly cast everything. So jus...
Array Length in Java
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It contains the allocated size, 10. The unassigned indexes will contain the default value which is 0 for int.
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Identifying the dependency relationship for python packages installed with pip
... freeze I see large number of Python packages that I didn't explicitly install, e.g.
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How to combine two jQuery results
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var $foos = $('.foo');
var $foosAndBars = $foos.add('.bar');
or
var $allFoosAndBars = $allFoos.add($allBars);
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Can I mix Swift with C++? Like the Objective-C .mm files
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No. When you switch from .m to .mm you are actually switching from Objective-C to a different language (which has many subtle differences) called Objective-C++. So you're not really using C++; you're using Objective-C++ which accepts most C++ as input (in the same way tha...