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Matrix Transpose in Python
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Python 2:
>>> theArray = [['a','b','c'],['d','e','f'],['g','h','i']]
>>> zip(*theArray)
[('a', 'd', 'g'), ('b', 'e', 'h'), ('c', 'f', 'i')]
Python 3:
>>> [*zip(*theArray)]
[('a', 'd', 'g'), ('b', 'e', ...
Add text to Existing PDF using Python
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answered Feb 1 '10 at 23:28
dwelchdwelch
2,58022 gold badges1818 silver badges1111 bronze badges
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What is a columnar database?
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edited Jan 25 '10 at 16:09
answered Jan 25 '10 at 15:14
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How to show Page Loading div until the page has finished loading?
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12 Answers
12
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How can I use “.” as the delimiter with String.split() in java [duplicate]
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203
String.split takes a regex, and '.' has a special meaning for regexes.
You (probably) want so...
Generate a random date between two other dates
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26 Answers
26
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Why are all fields in an interface implicitly static and final?
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127
An interface can't have behavior or state because it is intended to specify only an interaction...
Why do I want to avoid non-default constructors in fragments?
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Andrii Abramov
7,20566 gold badges4848 silver badges7070 bronze badges
answered Aug 21 '12 at 22:08
nistv4nnistv4n
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Best practices for circular shift (rotate) operations in C++
...d it to rotate by the width of the type (using fixed-width types like uint32_t).
#include <stdint.h> // for uint32_t
#include <limits.h> // for CHAR_BIT
// #define NDEBUG
#include <assert.h>
static inline uint32_t rotl32 (uint32_t n, unsigned int c)
{
const unsigned int mas...
Adding console.log to every function automatically
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62
Here's a way to augment all functions in the global namespace with the function of your choice:
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