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HashSet vs. List performance
... lot of people are saying that once you get to the size where speed is actually a concern that HashSet<T> will always beat List<T>, but that depends on what you are doing.
Let's say you have a List<T> that will only ever have on average 5 items in it. Over a large number of cycle...
Error inflating when extending a class
...class GhostSurfaceCameraView extends SurfaceView implements SurfaceHolder.Callback {
SurfaceHolder mHolder;
Camera mCamera;
public GhostSurfaceCameraView(Context context)
{
super(context);
init();
}
public GhostSurfaceCameraVie...
How to add a jar in External Libraries in android studio
...pile files('libs/library_name.jar') in build.gradle [You don't have to manually enter this in your build file].
Now you can start using the library in your project.
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Removing carriage return and new-line from the end of a string in c#
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Just out of interest, all you really need is s = s.TrimEnd() - as the docs say: If trimChars is null or an empty array, Unicode white-space characters are removed instead. - see String.TrimEnd
– Stuart Wood
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In jQuery, how do I select an element by its name attribute?
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This should do it, all of this is in the documentation, which has a very similar example to this:
$("input[type='radio'][name='theme']").click(function() {
var value = $(this).val();
});
I should also note you have multiple identical IDs...
Npm Please try using this command again as root/administrator
I've been desperately trying to install modules using node.js but it always fails getting packages with npm.
32 Answers
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Lambda expression vs method reference [closed]
...ded this feature to the language, when clearly we didn't strictly need to (all methods refs can be expressed as lambdas.)
Note that there is no right answer. Anyone who says "always use a method ref instead of a lambda" or "always use a lambda instead of a method ref" should be ignored.
This qu...
Difference between float and decimal data type
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Actually, the DECIMAL addition is in error. If you add 33.333333333 three times you don't get 100. If you divide 100 by 3 you don't get a rational number without a repeating set of trailing digits, so you can't multiply it by 3 a...
How do I check if a Sql server string is null or empty
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@irfandar - Well, if you want to treat a string with all spaces as empty, go ahead use trim. Otherwise a string with all spaces is not empty.
– Martin Ba
Sep 2 '13 at 12:13
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Check if inputs are empty using jQuery
I have a form that I would like all fields to be filled in. If a field is clicked into and then not filled out, I would like to display a red background.
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