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Compare a string using sh shell
.../test and the builtins for dash and bash. In ksh and zsh, the strings are converted to numerical values and are equal since they are both 0. IMO, the behavior of the builtins for ksh and zsh is incorrect, but the spec for test is ambiguous on this.
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Using member variable in lambda capture list inside a member function
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I believe VS2010 to be right this time, and I'd check if I had the standard handy, but currently I don't.
Now, it's exactly like the error message says: You can't capture stuff outside of the enclosing scope of the lambda.† grid is not in the enclosing scope, bu...
Google Maps API - Get Coordinates of address
I would like to convert addresses into long/lat.
4 Answers
4
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Swift: declare an empty dictionary
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Surely you couldn't declare a const dictionary and make it empty ? AS you would never be able to add values to it ?
– CW0007007
Jun 4 '14 at 9:18
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Selecting with complex criteria from pandas.DataFrame
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Sure! Setup:
>>> import pandas as pd
>>> from random import randint
>>> df = pd.DataFrame({'A': [randint(1, 9) for x in range(10)],
'B': [randint(1, 9)*10 for x in range(10)],
'C': [randint(1, 9...
std::shared_ptr thread safety explained
...m reading http://gcc.gnu.org/onlinedocs/libstdc++/manual/shared_ptr.html and some thread safety issues are still not clear for me:
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Is there a performance difference between CTE , Sub-Query, Temporary Table or Table Variable?
In this excellent SO question , differences between CTE and sub-queries were discussed.
4 Answers
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How to Set Opacity (Alpha) for View in Android
...lar problem with a TextView. I was able to solve it, by extending TextView and overriding onSetAlpha. Maybe you could try something similar with your button:
import android.content.Context;
import android.util.AttributeSet;
import android.widget.TextView;
public class AlphaTextView extends TextVie...
Setting the zoom level for a MKMapView
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I found myself a solution, which is very simple and does the trick. Use MKCoordinateRegionMakeWithDistance in order to set the distance in meters vertically and horizontally to get the desired zoom. And then of course when you update your location you'll get the right coor...
How to set the text color of TextView in code?
In XML, we can set a text color by the textColor attribute, like android:textColor="#FF0000" . But how do I change it by coding?
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