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Passing references to pointers in C++
...nce, which C++ doesn't allow unless the reference is const.
So you can do one of either the following:
void myfunc(string*& val)
{
// Do stuff to the string pointer
}
void myfunc2(string* const& val)
{
// Do stuff to the string pointer
}
int main()
// sometime later
{
// .....
How to check if hex color is “too black”?
...
You have to extract the three RGB components individually, and then use a standard formula to convert the resulting RGB values into their perceived brightness.
Assuming a six character colour:
var c = c.substring(1); // strip #
var rgb = parseInt(c, 16); ...
Padding is invalid and cannot be removed?
...
Thank you I found it rj.Padding=PaddingMode.none; :)
– Ahmad Hajjar
Jan 11 '12 at 7:19
7
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How to reset / remove chrome's input highlighting / focus border? [duplicate]
...
You should be able to remove it using
outline: none;
but keep in mind this is potentially bad for usability: It will be hard to tell whether an element is focused, which can suck when you walk through all a form's elements using the Tab key - you should reflect somehow w...
How to pinch out in iOS simulator when map view is only a portion of the screen?
...
Try double tapping with the "Option" key pressed. On the iPhone this causes the MKMapView to zoom out.
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What does android:layout_weight mean?
I don't understand how to use this attribute. Can anyone tell me more about it?
13 Answers
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UITableView didSelectRowAtIndexPath: not being called on first tap
... the first tap because you are not deselecting anything. Once you selected one row, when you try to select a second one, the first gets deselected.
– The dude
Sep 4 '14 at 13:30
19...
Java's final vs. C++'s const
...y must be set before the constructor has finished, this can be achieved in one of two ways:
public class Foo {
private final int a;
private final int b = 11;
public Foo() {
a = 10;
}
}
In C++ you will need to use initialisation lists to give const members a value:
class Foo {
...
Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
...es and are compiled into monthly files for each weather station. Once I'm done parsing a file, the DataFrame looks something like this:
...
XSD - how to allow elements in any order any number of times?
...s. So this sounds like what you are looking for.
Edit: if you wanted only one of them to appear an unlimited number of times, the unbounded would have to go on the elements instead:
Edit: Fixed type in XML.
Edit: Capitalised O in maxOccurs
<xs:element name="foo">
<xs:complexType>
...