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Java: how can I split an ArrayList in multiple small ArrayLists?
....asList(5,3,1,2,9,5,0,7)
);
List<Integer> head = numbers.subList(0, 4);
List<Integer> tail = numbers.subList(4, 8);
System.out.println(head); // prints "[5, 3, 1, 2]"
System.out.println(tail); // prints "[9, 5, 0, 7]"
Collections.sort(head);
System.out.println(numbers); // prints "[1, ...
How to remove all of the data in a table using Django
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142
Inside a manager:
def delete_everything(self):
Reporter.objects.all().delete()
def drop_t...
How to create circle with Bézier curves?
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141
As already said: there is no exact representation of the circle using Bezier curves.
To compl...
Find all files with name containing string
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edited Jan 6 '16 at 14:33
answered Jul 4 '12 at 12:25
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Checking a Python module version at runtime
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jldupont
78.6k4848 gold badges187187 silver badges298298 bronze badges
answered Apr 2 '09 at 17:02
Mark RoddyMark R...
Element-wise addition of 2 lists?
... zip(list1, list2)]
[5, 7, 9]
Timing comparisons:
>>> list2 = [4, 5, 6]*10**5
>>> list1 = [1, 2, 3]*10**5
>>> %timeit from operator import add;map(add, list1, list2)
10 loops, best of 3: 44.6 ms per loop
>>> %timeit from itertools import izip; [a + b for a, b i...
How to format a phone number with jQuery
I'm currently displaying phone numbers like 2124771000 . However, I need the number to be formatted in a more human-readable form, for example: 212-477-1000 . Here's my current HTML :
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What is the difference between print and puts?
...already.
print does not add a new line.
For example:
puts [[1,2,3], [4,5,nil]] Would return:
1
2
3
4
5
Whereas print [[1,2,3], [4,5,nil]]
would return:
[[1,2,3], [4,5,nil]]
Notice how puts does not output the nil value whereas print does.
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Referenced Project gets “lost” at Compile Time
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answered Nov 26 '10 at 15:42
joshcomleyjoshcomley
25.3k2121 gold badges9999 silver badges138138 bronze badges
...
What do numbers using 0x notation mean?
...rals that start with 0x are hexadecimal integers. (base 16)
The number 0x6400 is 25600.
6 * 16^3 + 4 * 16^2 = 25600
For an example including letters (also used in hexadecimal notation where A = 10, B = 11 ... F = 15)
The number 0x6BF0 is 27632.
6 * 16^3 + 11 * 16^2 + 15 * 16^1 = 27632
24576 ...