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Convert an NSURL to an NSString
... app bundle, in this case you can just use the [UIImage imageNamed:"name"] call which does the full job for you. But in the other cases you have to specify your full path.
– viggio24
Nov 14 '11 at 9:18
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Why is list initialization (using curly braces) better than the alternatives?
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Basically copying and pasting from Bjarne Stroustrup's "The C++ Programming Language 4th Edition":
List initialization does not allow narrowing (§iso.8.5.4). That is:
An integer cannot be converted to another integer that can...
PowerMockito mock single static method and return object
... supplies a default strategy for what Mockito/PowerMock should do when you call a method you haven't explicitly stubbed on the mock instance.
From the javadoc:
Creates class mock with a specified strategy for its answers to
interactions. It's quite advanced feature and typically you don't nee...
Order discrete x scale by frequency/value
...nd reorder changes characteristics of the data, albeit within the ggplot() call, and so does more than it need do for the problem at hand.
– mjandrews
Nov 22 '18 at 17:38
2
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android TextView: setting the background color dynamically doesn't work
Setting the background color programatically of an android TextView doesn't seem to work.
I'm I missing something!
14 Ans...
Git and Mercurial - Compare and Contrast
...s is provided by the fact, that reference to a new object is written (atomically, using create + rename trick) after writing an object.
Git repositories require periodic maintenance using git gc (to reduce disk space and improve performance), although nowadays Git does that automatically. (This met...
Jquery selector input[type=text]')
I wrote a code that basically selects all input type=text element like this:
4 Answers
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Python: fastest way to create a list of n lists
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@Paul: That would be way slower again due to the function call overhead of the lambda expression.
– Sven Marnach
Apr 1 '11 at 22:06
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JPA : How to convert a native query result set to POJO class collection
...ception e) {
throw new RuntimeException(e);
}
}
This method basically takes a tuple array (as returned by native queries) and maps it against a provided POJO class by looking for a constructor that has the same number of fields and of the same type.
Then we can use convenient methods lik...
How do I pass a variable by reference?
...do_with_the_old_string(the_string)
return new_string
# then you could call it like
my_string = return_a_whole_new_string(my_string)
If you really wanted to avoid using a return value, you could create a class to hold your value and pass it into the function or use an existing class, like a li...