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Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
... with x[numpy.ix_([0,2],[1,3])]. This can save you from having to enter in all of those extra brackets.
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IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
...
Please check my answer here. Basically I just had to :
@Override
protected void onSaveInstanceState(Bundle outState) {
//No call for super(). Bug on API Level > 11.
}
Don't make the call to super() on the saveInstanceState method. This was messing t...
中文网（自研/维护）拓展 · App Inventor 2 中文网
...nt
Initialize(verticalArrangement)
Method for Initialize
Initialize_Scroll(verticalScrollArrangement)
Method for Initialize_Scroll
RemoveElement(elementIndex)
Method for RemoveElement
Set(list)
Method for Set
SetElement(elementIndex,element)
Method for SetElement
SetEleme...
AJAX Mailchimp signup form integration
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You don't need an API key, all you have to do is plop the standard mailchimp generated form into your code ( customize the look as needed ) and in the forms "action" attribute change post?u= to post-json?u= and then at the end of the forms action appen...
How to see the changes between two commits without commits in-between?
...question, so I have no idea why it has so many upvotes. The OP is specifically asking how NOT to get the first command you give, and the second has nothing to do with anything.
– psusi
Sep 4 '15 at 17:51
...
How to encode a URL in Swift [duplicate]
...
Swift 4.2
var urlString = originalString.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed)
Swift 3.0
var address = "American Tourister, Abids Road, Bogulkunta, Hyderabad, Andhra Pradesh, India"
let escapedAddress = address.addingPercentEncoding(withAllowedCharacters: Characte...
How do I space out the child elements of a StackPanel?
...fine the type (e.g. TextBox)? If I try this using FrameworkElement so that all children are spaced, it has no effect.
– Jack Ukleja
Jan 28 '14 at 18:48
5
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How to trigger event when a variable's value is changed?
...e you want to create a property.
public int MyProperty
{
get { return _myProperty; }
set
{
_myProperty = value;
if (_myProperty == 1)
{
// DO SOMETHING HERE
}
}
}
private int _myProperty;
This allows you to run some code any time the pr...
Memoization in Haskell?
...tion (fix)
Let's define f, but make it use 'open recursion' rather than call itself directly.
f :: (Int -> Int) -> Int -> Int
f mf 0 = 0
f mf n = max n $ mf (n `div` 2) +
mf (n `div` 3) +
mf (n `div` 4)
You can get an unmemoized f by using fix f
This...
Is git good with binary files?
...aningful diffs, or merge binary files in any way that could make sense. So all merges, rebases or cherrypicks involving a change to a binary file will involve you making a manual conflict resolution on that binary file.
You need to decide whether the binary file changes are rare enough that you can...