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Simple way to create matrix of random numbers
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Take a look at numpy.random.rand:
Docstring: rand(d0, d1, ..., dn)
Random values in a given shape.
Create an array of the given shape and propagate it with random
samples from a uniform distribution over [0, 1).
>>> import numpy as np
>>> np....
Removing trailing newline character from fgets() input
... ugly way:
char *pos;
if ((pos=strchr(Name, '\n')) != NULL)
*pos = '\0';
else
/* input too long for buffer, flag error */
The slightly strange way:
strtok(Name, "\n");
Note that the strtok function doesn't work as expected if the user enters an empty string (i.e. presses only Enter). ...
Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?
.../TRUE/true were all defined as 1 and NO/FALSE/false were all defined as 0 . Is there really any difference?
9 Answers
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Local dependency in package.json
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620
npm >= 2.0.0
This feature was implemented in the version 2.0.0 of npm. Example:
{
"name":...
Check if character is number?
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70
You could use comparison operators to see if it is in the range of digit characters:
var c = ju...
Creating a zero-filled pandas data frame
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140
You can try this:
d = pd.DataFrame(0, index=np.arange(len(data)), columns=feature_list)
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CSS border less than 1px [duplicate]
The default border:1px is too big. However, border: 0.5px solid; is not working.
Is there a CSS solution that would make the border half the size?
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Bootstrap carousel multiple frames at once
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20
Can this be done with bootstrap 3's carousel? I'm hoping I won't have
to go hunting for yet...
How to clear the canvas for redrawing
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const context = canvas.getContext('2d');
context.clearRect(0, 0, canvas.width, canvas.height);
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How to crop circular area from bitmap in Android
...ARGB_8888);
Canvas canvas = new Canvas(output);
final int color = 0xff424242;
final Paint paint = new Paint();
final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
paint.setAntiAlias(true);
canvas.drawARGB(0, 0, 0, 0);
paint.setColor(color);
// c...