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How to determine device screen size category (small, normal, large, xlarge) using code?
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421
You can use the Configuration.screenLayout bitmask.
Example:
if ((getResources().getConfigur...
Most efficient way to create a zero filled JavaScript array?
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41 Answers
41
Active
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Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?
...ers except for simple highly specialized environments.
If the answer to 4 is "yes", won't this lead to a proliferation of LayoutManager classes which will become difficult to maintain?
(The answer to 4 is "no".)
In a situation where I need to define proportions between children of a Compone...
How can I find all of the distinct file extensions in a folder hierarchy?
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– Ivan Nevostruev
Aug 20 '13 at 20:43
1
On Windows, this works better and is much faster than fi...
Should a retrieval method return 'null' or throw an exception when it can't produce the return value
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487
If you are always expecting to find a value then throw the exception if it is missing. The ex...
Get type of a generic parameter in Java with reflection
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edited Jan 4 '15 at 11:38
Aubin
13.3k88 gold badges5252 silver badges7575 bronze badges
a...
How can I get the active screen dimensions?
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144
Screen.FromControl, Screen.FromPoint and Screen.FromRectangle should help you with this. For ex...
Can modules have properties the same way that objects can?
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edited Mar 31 '19 at 9:48
mari.mts
28311 silver badge99 bronze badges
answered May 19 '09 at 1:09
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How do you use “
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function(x) x ^ exponent
}
square <- power(2)
square(2) # -> [1] 4
square(4) # -> [1] 16
cube <- power(3)
cube(2) # -> [1] 8
cube(4) # -> [1] 64
The ability to manage variables at two levels also makes it possible to maintain the state across function invocations by allowing...
How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
...le:
In [7]: df
Out[7]:
0 1
0 NaN NaN
1 -0.494375 0.570994
2 NaN NaN
3 1.876360 -0.229738
4 NaN NaN
In [8]: df.fillna(0)
Out[8]:
0 1
0 0.000000 0.000000
1 -0.494375 0.570994
2 0.000000 0.000000
3 1.876360 -0.229738
4...