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RequestDispatcher.forward() vs HttpServletResponse.sendRedirect()
What is the conceptual difference between forward() and sendRedirect() ?
9 Answers
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How to make my layout able to scroll down?
... +1. a quick note: a ScrollView can only contain one child, so if what you've currently got is a lot of views, you need to wrap them in one view group (say a LinearLayout)
– David Hedlund
Sep 29 '10 at 6:23
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Android Google Maps v2 - set zoom level for myLocation
...dify the onLocationChanged method to be like the one below, you can choose whatever zoom level you like:
@Override
public void onLocationChanged(Location location)
{
if( mListener != null )
{
mListener.onLocationChanged( location );
//Move the camera to the user's location...
SQL - Rounding off to 2 decimal places
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@u07ch what is the purpose of using round() when you are already using a cast?
– Ram
Aug 23 '14 at 12:20
16
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How to remove element from array in forEach loop?
...ndex, 1);
}
});
log(review);
<pre id="out"></pre>
So what can we do about this problem when iterating and mutating an array? Well the usual solution is to work in reverse. Using ES3 while but you could use for sugar if preferred
var pre = document.getElementById('out');
fu...
RegEx to make sure that the string contains at least one lower case char, upper case char, digit and
What is the regex to make sure that a given string contains at least one character from each of the following categories.
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How do you copy the contents of an array to a std::vector in C++ without looping?
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@MattyT what is the point of method 5? Why make an intermediate copy of the data?
– Ruslan
Dec 21 '19 at 11:00
2
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How to use UIScrollView in Storyboard
...t in order for this to work in our app we need to change the frame down to what the visible scrollview will be.
8: Add a runtime attribute with KeyPath frame with Type RECT and 0,0,320,416.
Now when we run our app we will have a visible scrollview has a frame of 0,0,320, 416 and can scroll down to...
How do I write LINQ's .Skip(1000).Take(100) in pure SQL?
What is the SQL equivalent of the .Skip() method in LINQ?
6 Answers
6
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Collection that allows only unique items in .NET?
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HashSet<T> is what you're looking for. From MSDN (emphasis added):
The HashSet<T> class provides high-performance set operations. A set is a collection that contains no duplicate elements, and whose elements are in no particular ...