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Can we make unsigned byte in Java
...n.
I just tried this and for byte -12 (signed value) it returned integer 244 (equivalent to unsigned byte value but typed as an int):
public static int unsignedToBytes(byte b) {
return b & 0xFF;
}
public static void main(String[] args) {
System.out.println(unsignedToBytes((byte)...
Fast check for NaN in NumPy
...f numpy.min:
In [13]: %timeit np.isnan(np.min(x))
1000 loops, best of 3: 244 us per loop
In [14]: %timeit np.isnan(np.sum(x))
10000 loops, best of 3: 97.3 us per loop
Unlike min, sum doesn't require branching, which on modern hardware tends to be pretty expensive. This is probably the reason why...
How to use phpexcel to read data and insert into database?
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224
Using the PHPExcel library to read an Excel file and transfer the data into a database
// Incl...
How can I remove duplicate rows?
...06
Srini
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answered Aug 20 '08 at 22:00
Mark BrackettMark B...
Heap vs Binary Search Tree (BST)
...t is O(1)
Sources:
Paper: http://i.stanford.edu/pub/cstr/reports/cs/tr/74/460/CS-TR-74-460.pdf
WSU slides: http://www.eecs.wsu.edu/~holder/courses/CptS223/spr09/slides/heaps.pdf
Intuitive argument:
bottom tree levels have exponentially more elements than top levels, so new elements are almost...
Accessing MVC's model property from Javascript
...
245
You could take your entire server-side model and turn it into a Javascript object by doing the ...
How do you implement a class in C? [closed]
...t main(void)
{
RectangleClass r1;
rectangle_new_with_lengths(&r1, 4.f, 5.f);
printf("rectangle r1's area is %f units square\n", shape_computeArea(&r1));
return 0;
}
I hope this gives you some ideas, at least. For a successful and rich object-oriented framework in C, look into glib...
How to prompt for user input and read command-line arguments [closed]
...ere
– steampowered
Nov 30 '11 at 22:49
1
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What are the drawbacks of Stackless Python? [closed]
...
4 Answers
4
Active
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Localization and internationalization, what's the difference?
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Hank GayHank Gay
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