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How to convert a std::string to const char* or char*?
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1091
If you just want to pass a std::string to a function that needs const char* you can use
std:...
How to write the Fibonacci Sequence?
...rning the Fibonacci numbers between a range (ie. startNumber 1, endNumber 20 should = only those numbers between 1 & 20), I have written for the program to display all Fibonacci numbers between a range (ie. startNumber 1, endNumber 20 displays = First 20 Fibonacci numbers). I thought I had a sure-fi...
Expand a random range from 1–5 to 1–7
...2, 3 },
{ 4, 5, 6, 7, 1 },
{ 2, 3, 4, 5, 6 },
{ 7, 0, 0, 0, 0 }
};
int result = 0;
while (result == 0)
{
int i = rand5();
int j = rand5();
result = vals[i-1][j-1];
}
return result;
}
How does it work? Think of it like this: i...
Programmatically set left drawable in a TextView
...DrawablesWithIntrinsicBounds(int left, int top, int right, int bottom)
set 0 where you don't want images
Example for Drawable on the left:
TextView textView = (TextView) findViewById(R.id.myTxtView);
textView.setCompoundDrawablesWithIntrinsicBounds(R.drawable.icon, 0, 0, 0);
Alternatively, you can ...
Check for current Node Version
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206
Try to look at process.version property.
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How do I horizontally center an absolute positioned element inside a 100% width div? [duplicate]
... be horizontally centered within #header . Normally, I would do a margin:0 auto for relatively positioned elements but I am stuck here. Can someone show me the way?
...
Frequency table for a single variable
...es = pandas.Series([1,2,2,3,3,3, "fred", 1.8, 1.8])
>>> my_series
0 1
1 2
2 2
3 3
4 3
5 3
6 fred
7 1.8
8 1.8
>>> counts = my_series.value_counts()
>>> counts
3 3
2 2
1.8 2
fred 1
1 1
>>> len(c...
Which SQL query is faster? Filter on Join criteria or Where clause?
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answered Mar 24 '10 at 17:40
QuassnoiQuassnoi
369k8181 gold badges571571 silver badges582582 bronze badges
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HTTP status code 0 - Error Domain=NSURLErrorDomain?
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There is no HTTP status code 0. What you see is a 0 returned by the API/library that you are using. You will have to check the documentation for that.
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How to crop an image in OpenCV using Python
...)
crop_img = img[y:y+h, x:x+w]
cv2.imshow("cropped", crop_img)
cv2.waitKey(0)
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