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Android - get children inside a View?
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for(int index = 0; index < ((ViewGroup) viewGroup).getChildCount(); index++) {
View nextChild = ((ViewGroup) viewGroup).getChildAt(index);
}
Will that do?
s...
How do I remove a substring from the end of a string in Python?
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answered Jun 24 '09 at 14:47
SteefSteef
26.2k44 gold badges3939 silver badges3535 bronze badges
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Can pandas automatically recognize dates?
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answered Jul 4 '13 at 10:32
Rutger KassiesRutger Kassies
41.9k1111 gold badges9090 silver badges9090 bronze badges
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Obtaining a powerset of a set in Java
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101
Yes, it is O(2^n) indeed, since you need to generate, well, 2^n possible combinations. Here's a...
When to use Task.Delay, when to use Thread.Sleep?
... retry timer.
– Stephen Cleary
Nov 20 '13 at 0:42
4
Or when you don't want to chew up CPU in a ma...
Allowed characters in Linux environment variable names
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206
From The Open Group:
These strings have the form
name=value; names shall not contain
th...
How to group dataframe rows into list in pandas groupby?
...'A','A','B','B','B','C'], 'b':[1,2,5,5,4,6]})
df
Out[1]:
a b
0 A 1
1 A 2
2 B 5
3 B 5
4 B 4
5 C 6
In [2]: df.groupby('a')['b'].apply(list)
Out[2]:
a
A [1, 2]
B [5, 5, 4]
C [6]
Name: b, dtype: object
In [3]: df1 = df.groupby('a')['b'].apply(list).reset_in...
GCC -g vs -g3 GDB Flag: What is the Difference?
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106
From the docs:
-g
Produce debugging information in the operating system's native format (stabs...
How to draw a line in android
...erride
public void onDraw(Canvas canvas) {
canvas.drawLine(0, 0, 20, 20, paint);
canvas.drawLine(20, 0, 0, 20, paint);
}
}
The activity to start it:
StartDraw.java
import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
public class...
How to find all occurrences of an element in a list?
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Sven MarnachSven Marnach
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add...